/* vim: set ts=2 sw=2 sts=2 et: */
/**
 * Common JavaScript variables and functions
 * 
 * @category   X-Cart
 * @package    X-Cart
 * @subpackage ____sub_package____
 * @author     Ruslan R. Fazlyev <rrf@x-cart.com> 
 * @copyright  Copyright (c) 2001-2010 Ruslan R. Fazlyev <rrf@x-cart.com>
 * @license    http://www.x-cart.com/license.php X-Cart license agreement
 * @version    $Id: common.js,v 1.13 2010/07/26 12:21:16 igoryan Exp $
 * @link       http://www.x-cart.com/
 * @see        ____file_see____
 */

/**
 * Enviroment identificator
 */
var localIsDOM = document.getElementById ? true: false;
var localIsJava = navigator.javaEnabled();
var localIsStrict = document.compatMode == 'CSS1Compat';
var localPlatform = navigator.platform;
var localVersion = "0";
var localBrowser = "";
var localBFamily = "";
var isHttps = false;

if (window.opera && localIsDOM) {
  localBFamily = localBrowser = "Opera";
  if (navigator.userAgent.search(/^.*Opera.([\d.]+).*$/) != - 1) localVersion = navigator.userAgent.replace(/^.*Opera.([\d.]+).*$/, "$1");
  else if (window.print) localVersion = "6";
  else localVersion = "5";

} else { 

  if (document.all && document.all.item)
    localBFamily = localBrowser = 'MSIE';
}

if (navigator.appName == "Netscape") {

  localBFamily = "NC";

  if (!localIsDOM) {
    localBrowser = 'Netscape';
    localVersion = navigator.userAgent.replace(/^.*Mozilla.([\d.]+).*$/, "$1");

    if (localVersion != '') localVersion = "4";

  }
  else if (navigator.userAgent.indexOf("Chrome") >= 0) localBrowser = 'Chrome';
  else if (navigator.userAgent.indexOf("Safari") >= 0) localBrowser = 'Safari';
  else if (navigator.userAgent.indexOf("Netscape") >= 0) localBrowser = 'Netscape';
  else if (navigator.userAgent.indexOf("Firefox") >= 0) localBrowser = 'Firefox';
  else localBrowser = 'Mozilla';

}

if (navigator.userAgent.indexOf("MSMSGS") >= 0)
  localBrowser = "WMessenger";
else if (navigator.userAgent.indexOf("e2dk") >= 0)
  localBrowser = "Edonkey";
else if (navigator.userAgent.indexOf("Gnutella") + navigator.userAgent.indexOf("Gnucleus") >= 0)
  localBrowser = "Gnutella";
else if (navigator.userAgent.indexOf("KazaaClient") >= 0)
  localBrowser = "Kazaa";

if (localVersion == '0' && localBrowser != '') {
  var rg = new RegExp("^.*" + localBrowser + ".([\\d.]+).*$");
  localVersion = navigator.userAgent.replace(rg, "$1");
}

var localIsCookie = ((localBrowser == 'Netscape' && localVersion == '4') 
  ? (document.cookie != '') 
  : navigator.cookieEnabled);

var isHttps = document.location.protocol == "https:";

function change_antibot_image(id) {
  var image = document.getElementById(id);
  if (image) {
    var src = xcart_web_dir + "/antibot_image.php?tmp=" + Math.random() + "&section=" + id + "&regenerate=Y";
    setTimeout(
    function() {
      image.src = src;
    },
    200);
  }
  $('#antibot_input_str', $(image).parents('form')[0]).val('');
}

/**
 * Get real inner width (jsel- JQuery selector)
 */
function getRealWidth(jsel) {
  var sw = $(jsel).attr('scrollWidth');

  if ($.browser.opera) 
    return sw;

  var pl = parseInt($(jsel).css('padding-left'));

  if (!isNaN(pl)) sw -= pl;

  var pr = parseInt($(jsel).css('padding-right'));

  if (!isNaN(pr)) 
    sw -= pr;

  return sw;
}

/**
 * Show note next to element
 */
function showNote(id, next_to) {
  var div = $('#' + id).get();
  $('#' + id).remove();
  $('body').append(div);

  $('#' + id).show();

  var sw = getRealWidth('#' + id);

  $('#' + id).css('left', $(next_to).offset().left + $(next_to).width() + 'px');
  $('#' + id).css('top', $(next_to).offset().top + 'px');

  if (sw > $('#' + id).width()) { 
    $('#' + id).css('width', sw + 'px');
  }
}

/**
 * Find element by classname
 */
function getElementsByClassName(clsName) {
  var elem, cls;
  var arr = [];
  var elems = document.getElementsByTagName("*");

  for (var i = 0; (elem = elems[i]); i++) {
    if (elem.className == clsName) {
      arr[arr.length] = elem;
    }
  }

  return arr;
}

function getProperDimensions(old_x, old_y, new_x, new_y, crop) {

  if (old_x <= 0 || old_y <= 0 || (new_x <= 0 && new_y <= 0) || (crop && old_x <= new_x && old_y <= new_y)) 
    return [old_x, old_y];

  var k = 1;

  if (new_x <= 0) {
    k = (crop && old_y <= new_y) ? 1: new_y / old_y;

  } else if (new_y <= 0) {
    k = (crop && old_x <= new_x) ? 1: new_x / old_x;

  } else {

    var _kx = new_x / old_x;
    var _ky = new_y / old_y;

    k = crop ? Math.min(_kx, _ky, 1) : Math.min(_kx, _ky);
  }

  return [round(k * old_x), round(k * old_y)];

}
/**
 * Opener/Closer HTML block
 */
function visibleBox(id, skipOpenClose) {
  elm1 = document.getElementById("open" + id);
  elm2 = document.getElementById("close" + id);
  elm3 = document.getElementById("box" + id);

  if (!elm3) return false;

  if (skipOpenClose) {
    elm3.style.display = (elm3.style.display == "") ? "none": "";

  } else if (elm1) {
    if (elm1.style.display == "") {
      elm1.style.display = "none";

      if (elm2) elm2.style.display = "";

      elm3.style.display = "none";
      var class_objs = getElementsByClassName('DialogBox');
      for (var i = 0; i < class_objs.length; i++) {
        class_objs[i].style.height = "1%";
      }

    } else {
      elm1.style.display = "";
      if (elm2) elm2.style.display = "none";

      elm3.style.display = "";
    }
  }

  return true;
}

function switchVisibleBox(id) {
  var box = document.getElementById(id);
  var plus = document.getElementById(id + '_plus');
  var minus = document.getElementById(id + '_minus');
  if (!box || ! plus || ! minus) return false;

  if (box.style.display == 'none') {
    box.style.display = '';
    plus.style.display = 'none';
    minus.style.display = '';

  } else {
    box.style.display = 'none';
    minus.style.display = 'none';
    plus.style.display = '';
  }

  return true;
}

/**
 * URL encode
 */
function urlEncode(url) {
  return url.replace(/\s/g, "+").replace(/&/, "&amp;").replace(/"/, "&quot;")
}

/**
 * Math.round() wrapper
 */
function round(n, p) {
  if (isNaN(n)) n = parseFloat(n);

  if (!p || isNaN(p)) return Math.round(n);

  p = Math.pow(10, p);
  return Math.round(n * p) / p;
}

/**
 * Price format
 */
function price_format(price, thousand_delim, decimal_delim, precision, currency) {

  thousand_delim = (arguments.length > 1 && thousand_delim !== false) 
    ? thousand_delim 
    : number_format_th;

  decimal_delim = (arguments.length > 2 && decimal_delim !== false) 
    ? decimal_delim 
    : number_format_dec;

  precision = (arguments.length > 3 && precision !== false) 
    ? precision 
    : number_format_point;

  currency = (arguments.length > 4 && currency !== false) 
    ? currency_format 
    : "x";

  if (precision > 0) {
    precision = Math.pow(10, precision);
    price = Math.round(price * precision) / precision;
    var top = Math.floor(price);
    var bottom = Math.round((price - top) * precision) + precision;
  } else {
    var top = Math.round(price);
    var bottom = 0;
  }

  top = top + "";
  bottom = bottom + "";
  var cnt = 0;
  for (var x = top.length; x >= 0; x--) {
    if (cnt % 3 == 0 && cnt > 0 && x > 0) top = top.substr(0, x) + thousand_delim + top.substr(x, top.length);
    cnt++;
  }

  return currency.replace("x", (bottom > 0) ? (top + decimal_delim + bottom.substr(1, bottom.length)) : top);
}

/**
 * Substitute
 */
function substitute(lbl) {
  var rg;
  for (var x = 1; x < arguments.length; x += 2) {
    if (arguments[x] && arguments[x + 1]) {
      lbl = lbl.replace(new RegExp("\\{\\{" + arguments[x] + "\\}\\}", "gi"), arguments[x + 1])
               .replace(new RegExp('~~' + arguments[x] + '~~', "gi"), arguments[x + 1]);
    }
  }
  return lbl;
}

function getWindowOutWidth(w) {
  if (!w) 
    w = window;

  return localBFamily == "MSIE" ? w.document.body.clientWidth: w.outerWidth;
}

function getWindowOutHeight(w) {
  if (!w) 
    w = window;

  return localBFamily == "MSIE" ? w.document.body.clientHeight: w.outerHeight;
}

function getWindowWidth(w) {
  if (!w) 
    w = window;

  return localBFamily == "MSIE" ? w.document.body.clientWidth: w.innerWidth;
}

function getWindowHeight(w) {
  if (!w) 
    w = window;

  return localBFamily == "MSIE" ? w.document.body.clientHeight: w.innerHeight;
}

function getDocumentHeight(w) {
  if (!w) 
    w = window;

  return Math.max(w.document.documentElement.scrollHeight, w.document.body.scrollHeight);
}

function getDocumentWidth(w) {
  if (!w) 
    w = window;

  return Math.max(w.document.documentElement.scrollWidth, w.document.body.scrollWidth);
}

/**
 * Check list of checkboxes
 */
function checkMarks(form, reg, lbl) {
  var is_exist = false;

  if (!form || form.elements.length == 0) 
    return true;

  for (var x = 0; x < form.elements.length; x++) {
    if (form.elements[x].name.search(reg) == 0 && form.elements[x].type == 'checkbox' && ! form.elements[x].disabled) {
      is_exist = true;

      if (form.elements[x].checked) 
        return true;
    }
  }

  if (!is_exist) 
    return true;

  if (lbl) {
    alert(lbl);

  } else if (lbl_no_items_have_been_selected) {
    alert(lbl_no_items_have_been_selected);

  }

  return false;
}

/**
 * Submit form with specified value of 'mode' parmaeters
 */
function submitForm(formObj, formMode, e) {
  if (!e && typeof(window.event) != 'undefined') e = event;

  if (e) {
    if (e.stopPropagation) e.stopPropagation();
    else e.cancelBubble = true;
  }

  if (!formObj) 
    return false;

  if (formObj.tagName != "FORM") {
    if (!formObj.form) 
      return false;

    formObj = formObj.form;
  }

  if (formObj.mode) formObj.mode.value = formMode;

  if (typeof(window.$) != 'undefined') {
    var r = $(formObj).triggerHandler('submit');
    if (r === false) 
      return false;
  }

  return formObj.submit();
}

/**
 * Convert number from current format
 * (according to 'Input and display format for floating comma numbers' option)
 * to float number
 */
function convert_number(num) {
  var regDec = new RegExp(reg_quote(number_format_dec), "gi");
  var regTh = new RegExp(reg_quote(number_format_th), "gi");
  var pow = Math.pow(10, parseInt(number_format_point));

  num = parseFloat(num.replace(" ", "").replace(regTh, "").replace(regDec, "."));
  return Math.round(num * pow) / pow;
}

/**
 * Check string as number
 * (according to 'Input and display format for floating comma numbers' option)
 */
function check_is_number(num) {
  var regDec = new RegExp(reg_quote(number_format_dec), "gi");
  var regTh = new RegExp(reg_quote(number_format_th), "gi");

  num = num.replace(" ", "").replace(regTh, "").replace(regDec, ".");

  return (num.search(/^[+-]?[0-9]+(\.[0-9]+)?$/) != - 1);
}

/**
 * Qutation for RegExp class
 */
function reg_quote(s) {
  return s.replace(/\./g, "\\.").replace(/\//g, "\\/").replace(/\*/g, "\\*").replace(/\+/g, "\\+").replace(/\[/g, "\\[").replace(/\]/g, "\\]");
}

function setCookie(name, value, path, expires, domain) {
  if (typeof(expires) == 'object') {
    try {
      var days = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
      var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
      if (days[expires.getDay()] && months[expires.getMonth()]) expires = days[expires.getDay()] + " " + expires.getDate() + "-" + months[expires.getMonth()] + "-" + expires.getFullYear() + " " + expires.getHours() + ":" + expires.getMinutes() + ":" + expires.getSeconds() + " GMT";
    } catch(e) {}
  }

  if (typeof(expires) != 'string') expires = false;
  if (typeof(domain) != 'string') domain = false;

  document.cookie = name + "=" + escape(value) + (expires ? "; expires=" + expires: "") + (path ? "; path=" + path: "") + (domain ? "; domain=" + domain: "");
}

function getCookie(name) {
  if (document.cookie.length > 0) {
    start = document.cookie.indexOf(name + "=");
    if (start != - 1) {
      start = start + name.length + 1;
      end = document.cookie.indexOf(";", start);
      if (end == - 1) end = document.cookie.length;

      return unescape(document.cookie.substring(start, end));
    }
  }

  return false;
}

function deleteCookie(name) {
  document.cookie = name + "=0; expires=Fri, 31 Dec 1999 23:59:59 GMT;";
}

/**
 * Clone object
 */
function cloneObject(orig) {
  var r = {};
  for (var i in orig) {
    if (hasOwnProperty(orig, i)) r[i] = orig[i];
  }

  return r;
}

/**
 * getElementById() wrapper
 */
function _getById(id) {
  if (typeof(id) != 'string' || ! id) return false;

  var obj = document.getElementById(id);
  if (obj && obj.id != id) {
    obj = false;
    for (var i = 0; i < document.all.length && obj === false; i++) {
      if (document.all[i].id == id) obj = document.all[i];
    }
  }

  return obj;
}

// undefined or not
function isset(obj) {
  return typeof(obj) != 'undefined' && obj !== null;
}

// Check - variable is function or not
function isFunction(f) {
  return (typeof(f) == 'function' || (typeof(f) == 'object' && (f + "").search(/\s*function /) === 0));
}

// Get text length without \r
function getPureLength(text) {
  return (text && text.replace) ? text.replace(new RegExp("\r", "g"), '').length: - 1;
}

// Ge text area selection limits
function getTASelection(t) {
  if (document.selection) {
    t.focus();
    var sel1 = document.selection.createRange();
    var sel2 = sel1.duplicate();
    sel2.moveToElementText(t);
    var selText = sel1.text;
    var c = String.fromCharCode(1);
    sel1.text = c;
    var index = sel2.text.indexOf(c);
    t.selectionStart = getPureLength((index == - 1) ? sel2.text: sel2.text.substring(0, index));
    t.selectionEnd = getPureLength(selText) + t.selectionStart;
    sel1.moveStart('character', - 1);
    sel1.text = selText;
  }

  return [t.selectionStart, t.selectionEnd];
}

// Insert string to text area to current position
function insert2TA(t, str) {
  if (!t) return false;

  var pos = getTASelection(t);
  var p;
  if (!isNaN(pos[0])) {
    t.value = t.value.substr(0, pos[0]) + str + t.value.substr(pos[0]);
    p = pos[0];

  } else {
    p = getPureLength(t.value);
    t.value += str;
  }

  setTACursorPos(t, p);

  return p;
}

// Set cursor pointer to specified postion for text area 
function setTACursorPos(t, begin, end) {
  if (!t || ! t.tagName || t.tagName.toUpperCase() != 'TEXTAREA') 
    return false;

  if (isNaN(begin)) {
    begin = 0;

  } else if (getPureLength(t.value) < begin) {
    begin = getPureLength(t.value);
    end = begin;
  }

  if (isNaN(end)) end = begin;

  if (document.selection) {
    var sel = t.createTextRange();
    sel.collapse(true);
    sel.moveStart('character', begin);
    sel.moveEnd('character', end - begin);
    sel.select();

  } else if (!isNaN(t.selectionStart)) {
    t.selectionStart = begin;
    t.selectionEnd = end;
  }

  if (t.focus) t.focus();

  return true;
}

/**
 * Position functions
 */
function posGetPageOffset(o) {
  var l = 0;
  var t = 0;
  do {
    l += o.offsetLeft;
    t += o.offsetTop;
  } while ((o = o.offsetParent));
  return {
    left: l,
    top: t
  };
}

function getMethod(method, obj) {
  var args = [];
  for (var i = 2; i < arguments.length; i++)
  args[args.length] = arguments[i];

  if (!obj) obj = window;

  return function() {
    if (!isFunction(method)) method = obj[method];

    return method.apply ? method.apply(obj, args) : method();
  }
}

function lockForm(form) {
  if (form.locked) 
    return false;

  form.locked = true;

  setTimeout(
  function() {
    form.locked = false;
  },
  1000);

  return true;
}

function getPopupControl(elm) {
  var e = elm;
  while (e && e.tagName && ! e._popupControl)
  e = e.parentNode;

  return (e && e._popupControl) ? e._popupControl: false;
}

function parse_url(url) {
  if (!url || url.constructor != String) 
    return false;

  var m = url.match(/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?/);
  if (!m) 
    return false;

  var res = {
    scheme: m[2],
    host: m[4],
    path: m[5],
    query: m[7],
    fragment: m[9]
  };

  if (res.host) {
    m = res.host.match(/^(?:([^:]+):)?([^@]+)@(.+)$/);
    if (m) {
      res.host = m[3];
      res.user = m[1] ? m[1] : m[2];
      res.password = m[1] ? m[2] : false;
    }
  }

  return res;
}

var xxx = 0;
function pngFix(elm) {
  if (!elm || ! elm.tagName || ! $.browser.msie || parseFloat($.browser.version) >= 7 || elm.tagName.toUpperCase() != 'IMG') 
    return false;

  var src = elm.src.replace(/\(/g, '%28').replace(/\)/g, '%29');
  elm.src = images_dir + '/spacer.gif';
  elm.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + src.replace(/"/, '\"') + '",sizingMethod="scale")';

  return true;
}

function getImgSrc(elm) {

  if (!elm || ! elm.tagName || elm.tagName.toUpperCase() != 'IMG' || ! elm.src) 
    return false;

  if ($.browser.msie && elm.src.search(/\/spacer\.gif$/) != - 1 && elm.filters['DXImageTransform.Microsoft.AlphaImageLoader']) 
    return elm.filters['DXImageTransform.Microsoft.AlphaImageLoader'].src;

  return elm.src;
}

function isPngFix(elm) {
  return $.browser.msie && elm && elm.tagName && elm.tagName.toUpperCase() == 'IMG' && elm.src && elm.src.search(/\/spacer\.gif$/) != - 1 && elm.filters['DXImageTransform.Microsoft.AlphaImageLoader'];
}

function extend(c, p) {
  var f = function() {}
  f.prototype = p.prototype;
  c.prototype = new f();
  c.prototype.constructor = c;
  c.superclass = p.prototype;
}

function hasOwnProperty(obj, prop) {
  if (typeof(obj) != 'undefined' && Object.prototype.hasOwnProperty) 
    return obj.hasOwnProperty(prop);

  return typeof(obj[prop]) != 'undefined' && obj.constructor.prototype[prop] !== obj[prop];
}

var hint_timer = new Array();

function skipDefaultValue(form) {
  $('input.default-value', form).each(function() {
    this.value = '';
  })
  return true;
}

function initResetDefault() {
  $('input.default-value').bind('focus', function() {
    if (!this.isReseted) {
      this.defaultValue = this.value;
      this.value = '';
      $(this).removeClass('default-value');
      this.isReseted = true;
    }
    return true;
  }).bind('change', function() {
    this.isContentIsChanged = true;
    return true;
  }).bind('blur', function() {
    if (this.isReseted && ! this.isContentIsChanged && this.defaultValue) {
      this.value = this.defaultValue;
      $(this).addClass('default-value');
      this.isReseted = false;
    }
    return true;
  }).each(
  function() {
    if (!this.form.isSetReset) {
      $(this.form).bind('submit', function() {
        $('input.default-value', this).each(
        function() {
          this.value = '';
        });
        return true;
      });
      this.form.isSetReset = true;
    }
  });
}

if (window.addEventListener) 
  window.addEventListener('load', initResetDefault, false);
else if (window.attachEvent) 
  window.attachEvent('onload', initResetDefault);

var popup_html_editor_text;

/*
  Debug window (require jQuery)
  Usage:
    debug().html('example');
    debug().html('example', 10);
    debug().add('second string')
    debug().clean();
    debug().hide();
    debug().show();
    debug().row(0).html('example');
    debug().row(0).add('second part');
    debug().row(0).remove();
    debug().opacity(0.1);
*/
var debug = function() {
  var debug_panel = false;

  return function() {

    if (typeof(window.$) == 'undefined') 
      return false;

    if (!debug_panel) {
      debug_panel = $(document.createElement('DIV')).
      css({
        position: 'absolute',
        border: '1px solid black',
        backgroundColor: 'white',
        display: 'none',
        top: '0px',
        left: '0px',
        width: '200px',
        height: '200px',
        overflow: 'auto',
        padding: '5px',
        margin: '0px'
      }).get(0);

      document.body.appendChild(debug_panel);

      debug_panel.defaultOpacity = 0.9;
      debug_panel.ttl = 0;
      debug_panel._extend_create = false;
      debug_panel._ttlTO = false;
      debug_panel._rowsLength = 0;

      /* Replace window content */
      debug_panel.html = function(str, ttl) {
        this._getBox().innerHTML = str;
        this.show();
        this.startTTL(arguments.length > 1 ? ttl: this.ttl);
      }

      /* Add new string */
      debug_panel.add = function(str, ttl) {
        this._getBox().innerHTML += str + "<br />\n";
        this.show();
        this.startTTL(arguments.length > 1 ? ttl: this.ttl);
      }

      /* Get row (old or new) */
      debug_panel.row = function(i) {
        var row = $('div:eq(' + i + ')', this._getBox()).get(0);
        if (!row) {
          for (var x = this._rowsLength; x < i + 1; x++) {
            row = this._getBox().appendChild(document.createElement('DIV'));
            row.remove = this._removeRow;
            row.html = this._htmlRow;
            row.add = this._addRow;
            row.box = this;
          }

          this._rowsLength = i + 1;
        }

        return row;
      }

      /* Remove row */
      debug_panel._removeRow = function() {
        if (this.parentNode) {
          this.box._rowsLength--;
          this.parentNode.removeChild(this);
        }
      }

      /* Replace row content */
      debug_panel._htmlRow = function(str, ttl) {
        this.innerHTML = str;
        this.box.show();
        this.box.startTTL(arguments.length > 1 ? ttl: this.parentNode.ttl);
      }

      /* Add content ot row */
      debug_panel._addRow = function(str, ttl) {
        this.innerHTML += str;
        this.box.show();
        this.box.startTTL(arguments.length > 1 ? ttl: this.parentNode.ttl);
      }

      /* Clean window content */
      debug_panel.clean = function() {
        this._rowsLength = 0;
        this._getBox().innerHTML = '';
      }

      /* Hide window */
      debug_panel.hide = function() {
        this.style.display = 'none';
      }

      /* Show window */
      debug_panel.show = function() {
        this.style.display = '';
      }

      /* Set window opacity */
      debug_panel.opacity = function(level) {
        level = parseFloat(level);
        if (isNaN(level) || level < 0 || level > 1) return false;

        level = Math.round(level * 100) / 100;
        if ($.browser.msie) {
          this.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity = ' + (level * 100) + ')';
        } else {
          this.style.opacity = level;
        }

        return true;
      }

      /* Start window auto-hide timer */
      debug_panel.startTTL = function(ttl) {
        if (this._ttlTO) clearTimeout(this._ttlTO);

        if (ttl <= 0) return false;

        var o = this;
        this._ttlTO = setTimeout(function() {
          o.hide();
        },
        ttl * 1000);

        return true;
      }

      /* Extend debug panel */
      debug_panel.extend = function() {
        if (this._extend_create) return true;

        var scripts = document.getElementsByTagName('SCRIPT');
        var m;
        var path = false;
        for (var i = 0; i < scripts.length && ! path; i++) {
          if (scripts[i].src && (m = scripts[i].src.match(/^(.+\/)common.js/))) path = m[1];
        }

        if (!path) return false;

        var s = document.createElement('SCRIPT');
        s.src = path + 'debug.js';
        document.body.appendChild(s);

        this._extend_create = true;

        return true;
      }

      /* Check - debug extended or not */
      debug_panel.is_extended = function() {
        return this._extend_create && typeof(window._debug_is_extended) != 'undefined' && _debug_is_extended;
      }

      debug_panel._getBox = function() {
        return this;
      }

      if (debug_panel.defaultOpacity > 0 && debug_panel.defaultOpacity <= 1) {
        debug_panel.opacity(debug_panel.defaultOpacity);
      }

    }

    /* Extend debug panel methods */
    if (typeof(window.debug_panel_ext_methods) != 'undefined' && debug_panel_ext_methods) {
      for (var i = 0; i < debug_panel_ext_methods.length; i++) {
        debug_panel[debug_panel_ext_methods[i]] = debug_panel_ext[debug_panel_ext_methods[i]];
      }

      if (typeof(debug_panel_ext.init) != 'undefined') debug_panel_ext.init.call(debug_panel);

      debug_panel_ext_methods = false;
      debug_panel_ext = false;
    }

    return debug_panel;
  }
} ();

/**
 * Changing button width on the fly (IE bugs)
 */
function change_width_iefix() {
  $("td div button").each(function() {
    $(this).width("auto").width($(this).width());
  });
}

/**
 * Popup wrapper
 */
function popup(url, width, height) {
  window.open(
  url, 'popup', 'width=' + width + ',height=' + height + ',toolbar=no,status=no,scrollbars=yes,resizable=no,menubar=no,location=no,direction=no');
}

/**
 * Dialog tools specific toggle function.
 * 
 * @param string active_panel    left or right panel that should be activated
 * @param string nonactive_panel left or right panel that should be deactivated
 * 
 * @return void
 * @see    ____func_see____
 * @since  4.4.0
 */
function dialog_tools_activate(active_panel, nonactive_panel) {
  $('.dialog-header-' + active_panel).removeClass('dialog-tools-nonactive');
  $('.dialog-header-' + nonactive_panel).addClass('dialog-tools-nonactive');

  $('.dialog-tools-' + active_panel).removeClass('hidden');
  $('.dialog-tools-' + nonactive_panel).addClass('hidden');
}

/**
 * Check form fields (CSS class-based) 
 * 
 * @return void
 * @see    ____func_see____
 */
function checkFormFields() {

  var errFields = [];

  if (!this.tagName || this.tagName.toUpperCase() != 'FORM') {

    if (
      arguments.length > 0
      && arguments[0]
      && arguments[0].tagName
      && arguments[0].tagName.toUpperCase() == 'FORM'
    ) {
      return checkFormFields.call(arguments[0]);
    }

    return true;
  }

  var err = empty = false;
  var frm = this;
    
  $('label', frm).each(function() {

    if (!this.htmlFor) {
      return;
    }

    var f = $('#' + this.htmlFor, frm).get(0);

    if (!f || f.disabled) {
      return;
    }

    if ($(f).parents(':hidden').length > 0) {
      return;
    }

    var errMsg = lbl_required_field_is_empty;

    var r = (
      $(f).hasClass('input-required')
      || $(this).hasClass('data-required')
      || (
        $(this).parent('td').hasClass('data-name')
        && $(this).closest('tr').find('td.data-required').length > 0
      )
    );

    var fType = false;

    if (f.className) {
      var m = $(f).attr('class').replace(/input-required/, '').match(/input-([a-z]+)/);
      if (m) {
        fType = m[1];
      }
    }

    if (!fType && !r) { 
      return;
    }

    if (r && $.trim($(f).val()) == '') {
      err = true;
      empty = true;

    } else if (fType) {

      var val = $(f).val().replace(/^\s+/g, '').replace(/\s+$/g, '');

      errMsg = lbl_field_format_is_invalid;

      switch (fType) {

      case 'email':
        if (val.search(email_validation_regexp) == - 1) {
          err = true;
          errMsg = txt_email_invalid;
        }
        break;

      case 'int':
        err = val.search(/^[-+]?\d+$/) == - 1;
        break;

      case 'uint':
        err = val.search(/^\+?\d+$/) == - 1;
        break;

      case 'intz':
        err = val.search(/^[-+]?\d+$/) == - 1 || val == '0';
        break;

      case 'uintz':
        err = val.search(/^\+?\d+$/) == - 1 || val == '0';
        break;

      case 'double':
        err = val.search(/^[-+]?(?:\d+|\.\d+|\d+\.|\d+\.\d+)$/) == - 1;
        break;

      case 'udouble':
        err = val.search(/^\+?(?:\d+|\.\d+|\d+\.|\d+\.\d+)$/) == - 1;
        break;

      case 'doublez':
        err = val.search(/^[-+]?(?:\d+|\.\d+|\d+\.|\d+\.\d+)$/) == - 1 || val.search(/^[-+]?[0\.]+$/) != - 1;
        break;

      case 'udoublez':
        err = val.search(/^\+?(?:\d+|\.\d+|\d+\.|\d+\.\d+)$/) == - 1 || val.search(/^\+?[0\.]+$/) != - 1;
        break;

      case 'ip':
        err = val.search(/^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/) == - 1;
        break;
      }
    }

    if (err) {

      if (is_admin_editor) {
        errFields[errFields.length] = $(this).html();
      }
      else {
        markErrorField(f, empty ? lbl_field_required: '');

        if ($(f).not(':hidden')) {
          $(f).focus();
        }

        xAlert(substitute(errMsg, 'field', $(this).html()), lbl_warning);
        return false;
      }
    }

  });

  if (err && !is_admin_editor) {

    return false;

  } else if (errFields.length > 0) {

    return confirm(substitute(txt_required_fields_not_completed, 'fields', "\n\t" + errFields.join(",\n\t") + "\n\n"));

  }

  return true;
}

/**
 * Highlight error field (CSS-based)
 * 
 * @param object  $f        Field object
 * @param string  $errLabel Error label
 * 
 * @return void
 * @see    ____func_see____
 */
function markErrorField(f, errLabel) {

  if (!f || f == 'undefined') {
    return true;
  }

  var container = $(f).parents('tr, .field-container')[0];

  if (container && container != 'undefined' && ! $(container).hasClass('fill-error')) {
    $(container).addClass('fill-error');

    if (errLabel && errLabel != '') {
      $(document.createElement('div')).attr('class', 'error-label').appendTo($(f).parent()).html(lbl_field_required);
    }

    $(f).bind('keydown', function(event) {
      if (event.keyCode == '13') {
        event.preventDefault();
      }
      if ($.trim($(this).val() + String.fromCharCode(event.keyCode)) != '') {
        $(container).removeClass('fill-error').find('div.error-label').remove();
        $(this).unbind('keydown');
      }
    });
  }

}

/**
 * Mark empty required form fields
 * 
 * @param form $form Form object
 * 
 * @return void
 * @see    ____func_see____
 */
function markEmptyFields(form) {

  if (!form) {
    return;
  }

  $(form).find('.data-required').each(function() {
    var parentObj = $(this).parents('tr, .field-container')[0];

    if (!parentObj || parentObj == 'undefined') {
      return;
    }

    $(parentObj).find('input, textarea, select').each(function() {
      if (this.value == '') {
        markErrorField(this);
      }
    });
  });
}

/**
 * Apply checking of the required fields of the form
 * on submit automatically
 * 
 * @param form $form Form DOM object
 * 
 * @return bool
 * @see    ____func_see____
 */
function applyCheckOnSubmit(form) {

  if (!form) {
    return true;
  }

  var defaultAction = false;

  if (undefined !== form.onsubmit && form.onsubmit && form.onsubmit.constructor != String) {
    var defaultAction = form.onsubmit;
    form.onsubmit = null;
  }

  $(form).submit(function() {
    if (checkFormFields(form)) {
      if (defaultAction != false) {
        return defaultAction.call(form);
      }
      return true;
    }
    return false;
  });
}

/**
 * Custom alert using jQuery UI
 * 
 * @param string $msg    Message
 * @param string $header Alert header
 * 
 * @return void
 * @see    ____func_see____
 */
function xAlert(msg, header) {

  var buttons = {};
  buttons[lbl_ok] = function() {
    $(this).dialog('destroy').remove();
  }

  $(document.createElement('div')).attr('class', 'xalertbox').html(msg).dialog({
    modal: $('.ui-widget-overlay').length <= 0,
    title: undefined === header ? '': header,
    buttons: buttons
  });
}

/**
 * Custom confirm using jQuery UI
 * 
 * @param string   $msg      Message
 * @param string   $callback Callback on confirm
 * @param string   $header   Confirmation header text
 * 
 * @return void
 * @see    ____func_see____
 */
function xConfirm(msg, callback, header) {

  var buttons = {};
  buttons[lbl_no] = function() {
    $(this).dialog('destroy').remove();
  }
  buttons[lbl_yes] = function() {
    if (undefined !== callback && callback != '') {
      eval(callback);
    }
    $(this).dialog('destroy').remove();
  }

  $(document.createElement('div')).attr('class', 'xalertbox').html(msg).dialog({
    modal: $('.ui-widget-overlay').length <= 0,
    title: undefined === header ? '': header,
    buttons: buttons
  });

}


// JB OnePageOptionsArtworkShippingHelp ###### start BoxOver, div box follows/floats with cursor


/* --- BoxOver ---
/* --- v 2.1 17th June 2006
By Oliver Bryant with help of Matthew Tagg
http://boxover.swazz.org */

if (typeof document.attachEvent!='undefined') {
   window.attachEvent('onload',init);
   document.attachEvent('onmousemove',moveMouse);
   document.attachEvent('onclick',checkMove); }
else {
   window.addEventListener('load',init,false);
   document.addEventListener('mousemove',moveMouse,false);
   document.addEventListener('click',checkMove,false);
}

var oDv=document.createElement("div");
var dvHdr=document.createElement("div");
var dvBdy=document.createElement("div");
var windowlock,boxMove,fixposx,fixposy,lockX,lockY,fixx,fixy,ox,oy,boxLeft,boxRight,boxTop,boxBottom,evt,mouseX,mouseY,boxOpen,totalScrollTop,totalScrollLeft;
boxOpen=false;
ox=10;
oy=10;
lockX=0;
lockY=0;

function init() {
	oDv.appendChild(dvHdr);
	oDv.appendChild(dvBdy);
	oDv.style.position="absolute";
	oDv.style.visibility='hidden';
	document.body.appendChild(oDv);	
}

function defHdrStyle() {
	dvHdr.innerHTML='<img  style="vertical-align:middle"  src="info.gif">&nbsp;&nbsp;'+dvHdr.innerHTML;
	dvHdr.style.fontWeight='bold';
	dvHdr.style.width='300px';
	dvHdr.style.fontFamily='arial';
	dvHdr.style.border='1px solid #4B4877';
	dvHdr.style.padding='5px';
	dvHdr.style.fontSize='11px';
	dvHdr.style.color='#FFFFFF';
	dvHdr.style.color='text-shadow: 1px 1px 1px #000000';
	dvHdr.style.background='url(../images/help-titlebar.png) #4B4877';
	dvHdr.style.filter='alpha(opacity=85)'; // IE
	dvHdr.style.opacity='0.95'; // FF
}

function defBdyStyle() {
	dvBdy.style.borderBottom='1px solid #4B4877';
	dvBdy.style.borderLeft='1px solid #4B4877';
	dvBdy.style.borderRight='1px solid #4B4877';
	dvBdy.style.width='300px';
	dvBdy.style.fontFamily='arial';
	dvBdy.style.fontSize='11px';
	dvBdy.style.padding='5px';
	dvBdy.style.color='#000000';
	dvBdy.style.background='#FFFFFF';
	dvBdy.style.filter='alpha(opacity=85)'; // IE
	dvBdy.style.opacity='0.95'; // FF
}

function checkElemBO(txt) {
if (!txt || typeof(txt) != 'string') return false;
if ((txt.indexOf('header')>-1)&&(txt.indexOf('body')>-1)&&(txt.indexOf('[')>-1)&&(txt.indexOf('[')>-1)) 
   return true;
else
   return false;
}

function scanBO(curNode) {
	  if (checkElemBO(curNode.title)) {
         curNode.boHDR=getParam('header',curNode.title);
         curNode.boBDY=getParam('body',curNode.title);
			curNode.boCSSBDY=getParam('cssbody',curNode.title);			
			curNode.boCSSHDR=getParam('cssheader',curNode.title);
			curNode.IEbugfix=(getParam('hideselects',curNode.title)=='on')?true:false;
			curNode.fixX=parseInt(getParam('fixedrelx',curNode.title));
			curNode.fixY=parseInt(getParam('fixedrely',curNode.title));
			curNode.absX=parseInt(getParam('fixedabsx',curNode.title));
			curNode.absY=parseInt(getParam('fixedabsy',curNode.title));
			curNode.offY=(getParam('offsety',curNode.title)!='')?parseInt(getParam('offsety',curNode.title)):10;
			curNode.offX=(getParam('offsetx',curNode.title)!='')?parseInt(getParam('offsetx',curNode.title)):10;
			curNode.fade=(getParam('fade',curNode.title)=='on')?true:false;
			curNode.fadespeed=(getParam('fadespeed',curNode.title)!='')?getParam('fadespeed',curNode.title):0.04;
			curNode.delay=(getParam('delay',curNode.title)!='')?parseInt(getParam('delay',curNode.title)):0;
			if (getParam('requireclick',curNode.title)=='on') {
				curNode.requireclick=true;
				document.all?curNode.attachEvent('onclick',showHideBox):curNode.addEventListener('click',showHideBox,false);
				document.all?curNode.attachEvent('onmouseover',hideBox):curNode.addEventListener('mouseover',hideBox,false);
			}
			else {// Note : if requireclick is on the stop clicks are ignored   			
   			if (getParam('doubleclickstop',curNode.title)!='off') {
   				document.all?curNode.attachEvent('ondblclick',pauseBox):curNode.addEventListener('dblclick',pauseBox,false);
   			}	
   			if (getParam('singleclickstop',curNode.title)=='on') {
   				document.all?curNode.attachEvent('onclick',pauseBox):curNode.addEventListener('click',pauseBox,false);
   			}
   		}
			curNode.windowLock=getParam('windowlock',curNode.title).toLowerCase()=='off'?false:true;
			curNode.title='';
			curNode.hasbox=1;
	   }
	   else
	      curNode.hasbox=2;   
}


function getParam(param,list) {
	var reg = new RegExp('([^a-zA-Z]' + param + '|^' + param + ')\\s*=\\s*\\[\\s*(((\\[\\[)|(\\]\\])|([^\\]\\[]))*)\\s*\\]');
	var res = reg.exec(list);
	var returnvar;
	if(res)
		return res[2].replace('[[','[').replace(']]',']');
	else
		return '';
}

function Left(elem){	
	var x=0;
	if (elem.calcLeft)
		return elem.calcLeft;
	var oElem=elem;
	while(elem){
		 if ((elem.currentStyle)&& (!isNaN(parseInt(elem.currentStyle.borderLeftWidth)))&&(x!=0))
		 	x+=parseInt(elem.currentStyle.borderLeftWidth);
		 x+=elem.offsetLeft;
		 elem=elem.offsetParent;
	  } 
	oElem.calcLeft=x;
	return x;
	}

function Top(elem){
	 var x=0;
	 if (elem.calcTop)
	 	return elem.calcTop;
	 var oElem=elem;
	 while(elem){		
	 	 if ((elem.currentStyle)&& (!isNaN(parseInt(elem.currentStyle.borderTopWidth)))&&(x!=0))
		 	x+=parseInt(elem.currentStyle.borderTopWidth); 
		 x+=elem.offsetTop;
	         elem=elem.offsetParent;
 	 } 
 	 oElem.calcTop=x;
 	 return x;
 	 
}

var ah,ab;
function applyStyles() {
	if(ab)
		oDv.removeChild(dvBdy);
	if (ah)
		oDv.removeChild(dvHdr);
	dvHdr=document.createElement("div");
	dvBdy=document.createElement("div");
	CBE.boCSSBDY?dvBdy.className=CBE.boCSSBDY:defBdyStyle();
	CBE.boCSSHDR?dvHdr.className=CBE.boCSSHDR:defHdrStyle();
	dvHdr.innerHTML=CBE.boHDR;
	dvBdy.innerHTML=CBE.boBDY;
	ah=false;
	ab=false;
	if (CBE.boHDR!='') {		
		oDv.appendChild(dvHdr);
		ah=true;
	}	
	if (CBE.boBDY!=''){
		oDv.appendChild(dvBdy);
		ab=true;
	}	
}

var CSE,iterElem,LSE,CBE,LBE, totalScrollLeft, totalScrollTop, width, height ;
var ini=false;

// Customised function for inner window dimension
function SHW() {
   if (document.body && (document.body.clientWidth !=0)) {
      width=document.body.clientWidth;
      height=document.body.clientHeight;
   }
   if (document.documentElement && (document.documentElement.clientWidth!=0) && (document.body.clientWidth + 20 >= document.documentElement.clientWidth)) {
      width=document.documentElement.clientWidth;   
      height=document.documentElement.clientHeight;   
   }   
   return [width,height];
}


var ID=null;
function moveMouse(e) {
   //boxMove=true;
	e?evt=e:evt=event;
	
	CSE=evt.target?evt.target:evt.srcElement;
	
	if (!CSE.hasbox) {
	   // Note we need to scan up DOM here, some elements like TR don't get triggered as srcElement
	   iElem=CSE;
	   while ((iElem.parentNode) && (!iElem.hasbox)) {
	      scanBO(iElem);
	      iElem=iElem.parentNode;
	   }	   
	}
	
	if ((CSE!=LSE)&&(!isChild(CSE,dvHdr))&&(!isChild(CSE,dvBdy))){		
	   if (!CSE.boxItem) {
			iterElem=CSE;
			while ((iterElem.hasbox==2)&&(iterElem.parentNode))
					iterElem=iterElem.parentNode; 
			CSE.boxItem=iterElem;
			}
		iterElem=CSE.boxItem;
		if (CSE.boxItem&&(CSE.boxItem.hasbox==1))  {
			LBE=CBE;
			CBE=iterElem;
			if (CBE!=LBE) {
				applyStyles();
				if (!CBE.requireclick)
					if (CBE.fade) {
						if (ID!=null)
							clearTimeout(ID);
						ID=setTimeout("fadeIn("+CBE.fadespeed+")",CBE.delay);
					}
					else {
						if (ID!=null)
							clearTimeout(ID);
						COL=1;
						ID=setTimeout("oDv.style.visibility='visible';ID=null;",CBE.delay);						
					}
				if (CBE.IEbugfix) {hideSelects();} 
				fixposx=!isNaN(CBE.fixX)?Left(CBE)+CBE.fixX:CBE.absX;
				fixposy=!isNaN(CBE.fixY)?Top(CBE)+CBE.fixY:CBE.absY;			
				lockX=0;
				lockY=0;
				boxMove=true;
				ox=CBE.offX?CBE.offX:10;
				oy=CBE.offY?CBE.offY:10;
			}
		}
		else if (!isChild(CSE,dvHdr) && !isChild(CSE,dvBdy) && (boxMove))	{
			// The conditional here fixes flickering between tables cells.
			if ((!isChild(CBE,CSE)) || (CSE.tagName!='TABLE')) {   			
   			CBE=null;
   			if (ID!=null)
  					clearTimeout(ID);
   			fadeOut();
   			showSelects();
			}
		}
		LSE=CSE;
	}
	else if (((isChild(CSE,dvHdr) || isChild(CSE,dvBdy))&&(boxMove))) {
		totalScrollLeft=0;
		totalScrollTop=0;
		
		iterElem=CSE;
		while(iterElem) {
			if(!isNaN(parseInt(iterElem.scrollTop)))
				totalScrollTop+=parseInt(iterElem.scrollTop);
			if(!isNaN(parseInt(iterElem.scrollLeft)))
				totalScrollLeft+=parseInt(iterElem.scrollLeft);
			iterElem=iterElem.parentNode;			
		}
		if (CBE!=null) {
			boxLeft=Left(CBE)-totalScrollLeft;
			boxRight=parseInt(Left(CBE)+CBE.offsetWidth)-totalScrollLeft;
			boxTop=Top(CBE)-totalScrollTop;
			boxBottom=parseInt(Top(CBE)+CBE.offsetHeight)-totalScrollTop;
			doCheck();
		}
	}
	
	if (boxMove&&CBE) {
		// This added to alleviate bug in IE6 w.r.t DOCTYPE
		bodyScrollTop=document.documentElement&&document.documentElement.scrollTop?document.documentElement.scrollTop:document.body.scrollTop;
		bodyScrollLet=document.documentElement&&document.documentElement.scrollLeft?document.documentElement.scrollLeft:document.body.scrollLeft;
		mouseX=evt.pageX?evt.pageX-bodyScrollLet:evt.clientX-document.body.clientLeft;
		mouseY=evt.pageY?evt.pageY-bodyScrollTop:evt.clientY-document.body.clientTop;
		if ((CBE)&&(CBE.windowLock)) {
			mouseY < -oy?lockY=-mouseY-oy:lockY=0;
			mouseX < -ox?lockX=-mouseX-ox:lockX=0;
			mouseY > (SHW()[1]-oDv.offsetHeight-oy)?lockY=-mouseY+SHW()[1]-oDv.offsetHeight-oy:lockY=lockY;
			mouseX > (SHW()[0]-dvBdy.offsetWidth-ox)?lockX=-mouseX-ox+SHW()[0]-dvBdy.offsetWidth:lockX=lockX;			
		}
		oDv.style.left=((fixposx)||(fixposx==0))?fixposx:bodyScrollLet+mouseX+ox+lockX+"px";
		oDv.style.top=((fixposy)||(fixposy==0))?fixposy:bodyScrollTop+mouseY+oy+lockY+"px";		
		
	}
}

function doCheck() {	
	if (   (mouseX < boxLeft)    ||     (mouseX >boxRight)     || (mouseY < boxTop) || (mouseY > boxBottom)) {
		if (!CBE.requireclick)
			fadeOut();
		if (CBE.IEbugfix) {showSelects();}
		CBE=null;
	}
}

function pauseBox(e) {
   e?evt=e:evt=event;
	boxMove=false;
	evt.cancelBubble=true;
}

function showHideBox(e) {
	oDv.style.visibility=(oDv.style.visibility!='visible')?'visible':'hidden';
}

function hideBox(e) {
	oDv.style.visibility='hidden';
}

var COL=0;
var stopfade=false;
function fadeIn(fs) {
		ID=null;
		COL=0;
		oDv.style.visibility='visible';
		fadeIn2(fs);
}

function fadeIn2(fs) {
		COL=COL+fs;
		COL=(COL>1)?1:COL;
		oDv.style.filter='alpha(opacity='+parseInt(100*COL)+')';
		oDv.style.opacity=COL;
		if (COL<1)
		 setTimeout("fadeIn2("+fs+")",20);		
}


function fadeOut() {
	oDv.style.visibility='hidden';
	
}

function isChild(s,d) {
	while(s) {
		if (s==d) 
			return true;
		s=s.parentNode;
	}
	return false;
}

var cSrc;
function checkMove(e) {
	e?evt=e:evt=event;
	cSrc=evt.target?evt.target:evt.srcElement;
	if ((!boxMove)&&(!isChild(cSrc,oDv))) {
		fadeOut();
		if (CBE&&CBE.IEbugfix) {showSelects();}
		boxMove=true;
		CBE=null;
	}
}

function showSelects(){
   var elements = document.getElementsByTagName("select");
   for (i=0;i< elements.length;i++){
      elements[i].style.visibility='visible';
   }
}

function hideSelects(){
   var elements = document.getElementsByTagName("select");
   for (i=0;i< elements.length;i++){
   elements[i].style.visibility='hidden';
   }
}
// end JB ### end BoxOver code ##################
// -------------------------------------------------------------------
// Switch Content Script- By Dynamic Drive, available at: http://www.dynamicdrive.com
// Created: Jan 5th, 2007
// April 5th, 07: Added ability to persist content states by x days versus just session only
// March 27th, 08': Added ability for certain headers to get its contents remotely from an external file via Ajax (2 variables below to customize)
// -------------------------------------------------------------------

var switchcontent_ajax_msg='<em>Loading Ajax content...</em>' //Customize message to show while fetching Ajax content (if applicable)
var switchcontent_ajax_bustcache=true //Bust cache and refresh fetched Ajax contents when page is reloaded/ viewed again?

function switchcontent(className, filtertag){
	this.className=className
	this.collapsePrev=false //Default: Collapse previous content each time
	this.persistType="none" //Default: Disable persistence
	//Limit type of element to scan for on page for switch contents if 2nd function parameter is defined, for efficiency sake (ie: "div")
	this.filter_content_tag=(typeof filtertag!="undefined")? filtertag.toLowerCase() : ""
	this.ajaxheaders={} //object to hold path to ajax content for corresponding header (ie: ajaxheaders["header1"]='external.htm')
}

switchcontent.prototype.setStatus=function(openHTML, closeHTML){ //PUBLIC: Set open/ closing HTML indicator. Optional
	this.statusOpen=openHTML
	this.statusClosed=closeHTML
}

switchcontent.prototype.setColor=function(openColor, closeColor){ //PUBLIC: Set open/ closing color of switch header. Optional
	this.colorOpen=openColor
	this.colorClosed=closeColor
}

switchcontent.prototype.setPersist=function(bool, days){ //PUBLIC: Enable/ disable persistence. Default is false.
	if (bool==true){ //if enable persistence
		if (typeof days=="undefined") //if session only
			this.persistType="session"
		else{ //else if non session persistent
			this.persistType="days"
			this.persistDays=parseInt(days)
		}
	}
	else
		this.persistType="none"
}

switchcontent.prototype.collapsePrevious=function(bool){ //PUBLIC: Enable/ disable collapse previous content. Default is false.
	this.collapsePrev=bool
}

switchcontent.prototype.setContent=function(index, filepath){ //PUBLIC: Set path to ajax content for corresponding header based on header index
	this.ajaxheaders["header"+index]=filepath
}

switchcontent.prototype.sweepToggle=function(setting){ //PUBLIC: Expand/ contract all contents method. (Values: "contract"|"expand")
	if (typeof this.headers!="undefined" && this.headers.length>0){ //if there are switch contents defined on the page
		for (var i=0; i<this.headers.length; i++){
			if (setting=="expand")
				this.expandcontent(this.headers[i]) //expand each content
			else if (setting=="contract")
				this.contractcontent(this.headers[i]) //contract each content
		}
	}
}


switchcontent.prototype.defaultExpanded=function(){ //PUBLIC: Set contents that should be expanded by default when the page loads (ie: defaultExpanded(0,2,3)). Persistence if enabled overrides this setting.
	var expandedindices=[] //Array to hold indices (position) of content to be expanded by default
	//Loop through function arguments, and store each one within array
	//Two test conditions: 1) End of Arguments array, or 2) If "collapsePrev" is enabled, only the first entered index (as only 1 content can be expanded at any time)
	for (var i=0; (!this.collapsePrev && i<arguments.length) || (this.collapsePrev && i==0); i++)
		expandedindices[expandedindices.length]=arguments[i]
	this.expandedindices=expandedindices.join(",") //convert array into a string of the format: "0,2,3" for later parsing by script
}


//PRIVATE: Sets color of switch header.

switchcontent.prototype.togglecolor=function(header, status){
	if (typeof this.colorOpen!="undefined")
		header.style.color=status
}


//PRIVATE: Sets status indicator HTML of switch header.

switchcontent.prototype.togglestatus=function(header, status){
	if (typeof this.statusOpen!="undefined")
		header.firstChild.innerHTML=status
}


//PRIVATE: Contracts a content based on its corresponding header entered

switchcontent.prototype.contractcontent=function(header){
	var innercontent=document.getElementById(header.id.replace("-title", "")) //Reference content container for this header
	innercontent.style.display="none"
	this.togglestatus(header, this.statusClosed)
	this.togglecolor(header, this.colorClosed)
}


//PRIVATE: Expands a content based on its corresponding header entered

switchcontent.prototype.expandcontent=function(header){
	var innercontent=document.getElementById(header.id.replace("-title", ""))
	if (header.ajaxstatus=="waiting"){//if this is an Ajax header AND remote content hasn't already been fetched
		switchcontent.connect(header.ajaxfile, header)
	}
	innercontent.style.display="block"
	this.togglestatus(header, this.statusOpen)
	this.togglecolor(header, this.colorOpen)
}

// -------------------------------------------------------------------
// PRIVATE: toggledisplay(header)- Toggles between a content being expanded or contracted
// If "Collapse Previous" is enabled, contracts previous open content before expanding current
// -------------------------------------------------------------------

switchcontent.prototype.toggledisplay=function(header){
	var innercontent=document.getElementById(header.id.replace("-title", "")) //Reference content container for this header
	if (innercontent.style.display=="block")
		this.contractcontent(header)
	else{
		this.expandcontent(header)
		if (this.collapsePrev && typeof this.prevHeader!="undefined" && this.prevHeader.id!=header.id) // If "Collapse Previous" is enabled and there's a previous open content
			this.contractcontent(this.prevHeader) //Contract that content first
	}
	if (this.collapsePrev)
		this.prevHeader=header //Set current expanded content as the next "Previous Content"
}


// -------------------------------------------------------------------
// PRIVATE: collectElementbyClass()- Searches and stores all switch contents (based on shared class name) and their headers in two arrays
// Each content should carry an unique ID, and for its header, an ID equal to "CONTENTID-TITLE"
// -------------------------------------------------------------------

switchcontent.prototype.collectElementbyClass=function(classname){ //Returns an array containing DIVs with specified classname
	var classnameRE=new RegExp("(^|\\s+)"+classname+"($|\\s+)", "i") //regular expression to screen for classname within element
	this.headers=[], this.innercontents=[]
	if (this.filter_content_tag!="") //If user defined limit type of element to scan for to a certain element (ie: "div" only)
		var allelements=document.getElementsByTagName(this.filter_content_tag)
	else //else, scan all elements on the page!
		var allelements=document.all? document.all : document.getElementsByTagName("*")
	for (var i=0; i<allelements.length; i++){
		if (typeof allelements[i].className=="string" && allelements[i].className.search(classnameRE)!=-1){
			if (document.getElementById(allelements[i].id+"-title")!=null){ //if header exists for this inner content
				this.headers[this.headers.length]=document.getElementById(allelements[i].id+"-title") //store reference to header intended for this inner content
				this.innercontents[this.innercontents.length]=allelements[i] //store reference to this inner content
			}
		}
	}
}


//PRIVATE: init()- Initializes Switch Content function (collapse contents by default unless exception is found)

switchcontent.prototype.init=function(){
	var instanceOf=this
	this.collectElementbyClass(this.className) //Get all headers and its corresponding content based on shared class name of contents
	if (this.headers.length==0) //If no headers are present (no contents to switch), just exit
		return
	//If admin has changed number of days to persist from current cookie records, reset persistence by deleting cookie
	if (this.persistType=="days" && (parseInt(switchcontent.getCookie(this.className+"_dtrack"))!=this.persistDays))
		switchcontent.setCookie(this.className+"_d", "", -1) //delete cookie
	// Get ids of open contents below. Four possible scenerios:
	// 1) Session only persistence is enabled AND corresponding cookie contains a non blank ("") string
	// 2) Regular (in days) persistence is enabled AND corresponding cookie contains a non blank ("") string
	// 3) If there are contents that should be enabled by default (even if persistence is enabled and this IS the first page load)
	// 4) Default to no contents should be expanded on page load ("" value)
	var opencontents_ids=(this.persistType=="session" && switchcontent.getCookie(this.className)!="")? ','+switchcontent.getCookie(this.className)+',' : (this.persistType=="days" && switchcontent.getCookie(this.className+"_d")!="")? ','+switchcontent.getCookie(this.className+"_d")+',' : (this.expandedindices)? ','+this.expandedindices+',' : ""
	for (var i=0; i<this.headers.length; i++){ //BEGIN FOR LOOP
		if (typeof this.ajaxheaders["header"+i]!="undefined"){ //if this is an Ajax header
			this.headers[i].ajaxstatus='waiting' //two possible statuses: "waiting" and "loaded"
			this.headers[i].ajaxfile=this.ajaxheaders["header"+i]
		}
		if (typeof this.statusOpen!="undefined") //If open/ closing HTML indicator is enabled/ set
			this.headers[i].innerHTML='<span class="status"></span>'+this.headers[i].innerHTML //Add a span element to original HTML to store indicator
		if (opencontents_ids.indexOf(','+i+',')!=-1){ //if index "i" exists within cookie string or default-enabled string (i=position of the content to expand)
			this.expandcontent(this.headers[i]) //Expand each content per stored indices (if ""Collapse Previous" is set, only one content)
			if (this.collapsePrev) //If "Collapse Previous" set
			this.prevHeader=this.headers[i]  //Indicate the expanded content's corresponding header as the last clicked on header (for logic purpose)
		}
		else //else if no indices found in stored string
			this.contractcontent(this.headers[i]) //Contract each content by default
		this.headers[i].onclick=function(){instanceOf.toggledisplay(this)}
	} //END FOR LOOP
	switchcontent.dotask(window, function(){instanceOf.rememberpluscleanup()}, "unload") //Call persistence method onunload
}


// -------------------------------------------------------------------
// PRIVATE: rememberpluscleanup()- Stores the indices of content that are expanded inside session only cookie
// If "Collapse Previous" is enabled, only 1st expanded content index is stored
// -------------------------------------------------------------------

//Function to store index of opened ULs relative to other ULs in Tree into cookie:
switchcontent.prototype.rememberpluscleanup=function(){
	//Define array to hold ids of open content that should be persisted
	//Default to just "none" to account for the case where no contents are open when user leaves the page (and persist that):
	var opencontents=new Array("none")
	for (var i=0; i<this.innercontents.length; i++){
		//If persistence enabled, content in question is expanded, and either "Collapse Previous" is disabled, or if enabled, this is the first expanded content
		if (this.persistType!="none" && this.innercontents[i].style.display=="block" && (!this.collapsePrev || (this.collapsePrev && opencontents.length<2)))
			opencontents[opencontents.length]=i //save the index of the opened UL (relative to the entire list of ULs) as an array element
		this.headers[i].onclick=null //Cleanup code
	}
	if (opencontents.length>1) //If there exists open content to be persisted
		opencontents.shift() //Boot the "none" value from the array, so all it contains are the ids of the open contents
	if (typeof this.statusOpen!="undefined")
		this.statusOpen=this.statusClosed=null //Cleanup code
	if (this.persistType=="session") //if session only cookie set
		switchcontent.setCookie(this.className, opencontents.join(",")) //populate cookie with indices of open contents: classname=1,2,3,etc
	else if (this.persistType=="days" && typeof this.persistDays=="number"){ //if persistent cookie set instead
		switchcontent.setCookie(this.className+"_d", opencontents.join(","), this.persistDays) //populate cookie with indices of open contents
		switchcontent.setCookie(this.className+"_dtrack", this.persistDays, this.persistDays) //also remember number of days to persist (int)
	}
}


// -------------------------------------------------------------------
// A few utility functions below:
// -------------------------------------------------------------------


switchcontent.dotask=function(target, functionref, tasktype){ //assign a function to execute to an event handler (ie: onunload)
	var tasktype=(window.addEventListener)? tasktype : "on"+tasktype
	if (target.addEventListener)
		target.addEventListener(tasktype, functionref, false)
	else if (target.attachEvent)
		target.attachEvent(tasktype, functionref)
}

switchcontent.connect=function(pageurl, header){
	var page_request = false
	var bustcacheparameter=""
	if (window.ActiveXObject){ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
		try {
		page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
			try{
			page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else if (window.XMLHttpRequest) // if Mozilla, Safari etc
		page_request = new XMLHttpRequest()
	else
		return false
	page_request.onreadystatechange=function(){switchcontent.loadpage(page_request, header)}
	if (switchcontent_ajax_bustcache) //if bust caching of external page
		bustcacheparameter=(pageurl.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
	page_request.open('GET', pageurl+bustcacheparameter, true)
	page_request.send(null)
}

switchcontent.loadpage=function(page_request, header){
	var innercontent=document.getElementById(header.id.replace("-title", "")) //Reference content container for this header
	innercontent.innerHTML=switchcontent_ajax_msg //Display "fetching page message"
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
		innercontent.innerHTML=page_request.responseText
		header.ajaxstatus="loaded"
	}
}

switchcontent.getCookie=function(Name){ 
	var re=new RegExp(Name+"=[^;]+", "i"); //construct RE to search for target name/value pair
	if (document.cookie.match(re)) //if cookie found
		return document.cookie.match(re)[0].split("=")[1] //return its value
	return ""
}

switchcontent.setCookie=function(name, value, days){
	if (typeof days!="undefined"){ //if set persistent cookie
		var expireDate = new Date()
		var expstring=expireDate.setDate(expireDate.getDate()+days)
		document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()
	}
	else //else if this is a session only cookie
		document.cookie = name+"="+value
}