// === Get/Hide/Show/Toggle ===

function ge()
{
  var ea;
  for( var i = 0; i < arguments.length; i++ ) {
    var e = arguments[i];
    if( typeof e == 'string' )
      e = document.getElementById(e);
    if( arguments.length == 1 )
      return e;
    if( !ea )
      ea = new Array();
    ea[ea.length] = e;
  }
  return ea;
}

function show()
{
  for( var i = 0; i < arguments.length; i++ ) {
    var element = ge(arguments[i]);
    if (element && element.style) element.style.display = '';
  }
  //return false;
}

function hide()
{
  for( var i = 0; i < arguments.length; i++ ) {
    var element = ge(arguments[i]);
    if (element && element.style) element.style.display = 'none';
  }
  //return false;
}

function shown(el) {
    el = ge(el);
    return (el.style.display != 'none');
}

function toggle()
{
  for( var i = 0; i < arguments.length; i++ ) {
    var element = ge(arguments[i]);
    element.style.display = (element.style.display == 'block') ? 'none' : 'block';
  }
  return false;
}

/* determines whether or not a base_obj is a descendent of the target_id obj */
function is_descendent(base_obj, target_id) {
  var target_obj = ge(target_id);
  if (base_obj == null) return;
  while (base_obj != target_obj) {
    if (base_obj.parentNode) {
      base_obj = base_obj.parentNode;
    } else {
      return false;
    }
  } 
  return true;
}


function close_more_list() {
  var list_expander = ge('expandable_more');
  if (list_expander) {
    list_expander.style.display = 'none';   
    removeEventBase(document, 'click', list_expander.offclick, list_expander.id);
  }

  var sponsor = ge('ssponsor');
  if (sponsor) {
    sponsor.style.position = '';
  }
  
  var link_obj= ge('more_link');
  if (link_obj) {
    //link_obj.firstChild.innerHTML = 'more';
    link_obj.innerHTML = 'more';
    link_obj.className = 'expand_link more_apps';
  }
}


function expand_more_list() {

  var ajax_ping = new Ajax();
  ajax_ping.onDone = function (ajaxObj, responseText) {}
  ajax_ping.onFail = function (ajaxObj) {}
  ajax_ping.post('/ajax/more_click.php');

  var list_expander = ge('expandable_more');

  // remove highlight if there is one
  var more_link = ge('more_section');
  if (more_link) {
    remove_css_class_name(more_link, 'highlight_more_link');
  }

  if (list_expander) {
    list_expander.style.display = 'block'; 
    list_expander.offclick = function(e) {
      if (!is_descendent(e.target, 'sidebar_content')) {
          close_more_list();
      }

    }.bind(list_expander);

    addEventBase(document, 'click', list_expander.offclick, list_expander.id);
  }


  var sponsor =  ge('ssponsor');
  if (sponsor) {
    sponsor.style.position = 'static';
  }

  var link_obj= ge('more_link');
  if (link_obj) {
    link_obj.innerHTML = 'less';
    //link_obj.firstChild.innerHTML = 'less';
    link_obj.className = 'expand_link less_apps';
  }
}


function toggle_more_list() {
  var list_expander = ge('expandable_more');

  var ajax_ping = new Ajax();
  ajax_ping.onDone = function (ajaxObj, responseText) {}
  ajax_ping.onFail = function (ajaxObj) {}
  ajax_ping.post('/ajax/more_click.php');

  if (!list_expander) {
    return false;
  }

  if (list_expander.style.display == 'none') {
    expand_more_list();   
  } else {
    close_more_list();
  }
}


function remove_node(node)
{
  if (node.removeNode)
    node.removeNode(true);
  else {
    for (var i=node.childNodes.length-1; i>=0; i--)
      remove_node(node.childNodes[i]);
      node.parentNode.removeChild(node);
    }
  return null;
}

// === Modifying Class Names ===//
function has_css_class_name(elem, cname) {
  return (elem && cname) ? new RegExp('\\b'+trim(cname)+'\\b').test(elem.className) : false;
}

//Returns true if css class was added to element. False otherwise.
function add_css_class_name(elem, cname) {
  if(elem && cname) {
    if(elem.className) {
      if(has_css_class_name(elem, cname)) {
        return false;
      } else {
        elem.className += ' ' + trim(cname);
        return true;
      }
    } else {
      elem.className = cname;
      return true;
    }      
  } else {
    return false;
  }  
}

//Returns true if css class was removed from element. False otherwise
function remove_css_class_name(elem, cname) {
  if(elem && cname && elem.className) {
    cname = trim(cname);
    var old = elem.className;
    elem.className = elem.className.replace(new RegExp('\\b'+cname+'\\b'), '');
    return elem.className != old;
  } else { 
    return false;
  }
}

// Sets innerHTML and executes JS that may be embeded
function set_inner_html(obj, html) {
  obj.innerHTML = html;
  var scripts = obj.getElementsByTagName('script');
  for (var i=0; i<scripts.length; i++) {
    eval(scripts[i].innerHTML);
  }
}

// === Event Info Access ===

var KEYS = { BACKSPACE: 8,
             TAB:       9,
             RETURN:   13,
             ESC:      27,             
             LEFT:     37,
             UP:       38,             
             RIGHT:    39,             
             DOWN:     40,
             DELETE:   46 };

function mouseX(event)
{
  return event.pageX || (event.clientX +
    (document.documentElement.scrollLeft || document.body.scrollLeft));
}

function mouseY(event)
{
  return event.pageY || (event.clientY +
    (document.documentElement.scrollTop || document.body.scrollTop));
}

function pageScrollX()
{
  return document.body.scrollLeft || document.documentElement.scrollLeft;
}

function pageScrollY()
{
  return document.body.scrollTop || document.documentElement.scrollTop;
}

function elementX(obj)
{
  var curleft = 0;
  if (obj.offsetParent) {
    while (obj.offsetParent) {
      curleft += obj.offsetLeft;
      obj = obj.offsetParent;
    }
  }
  else if (obj.x)
    curleft += obj.x;
  return curleft;
}

function elementY(obj)
{
  var curtop = 0;
  if(obj.offsetParent) {
    while (obj.offsetParent) {
      curtop += obj.offsetTop;
      obj = obj.offsetParent;
    }
  }
  else if (obj.y)
    curtop += obj.y;
  return curtop;
}

// === Onload Registry ===

function onloadRegister(handler) {
  if (window.onload) {
    var old=window.onload;
    window.onload=function() { old(); handler(); };
  }
  else {
    window.onload=handler;
  }
}

// === Event Attaching ===
// (see: http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html)

function addEventBase(obj, type, fn, name_hash)
{
	if (obj.addEventListener)
		obj.addEventListener( type, fn, false );
	else if (obj.attachEvent)
	{
                obj["e"+type+fn+name_hash] = fn;
		obj[type+fn+name_hash] = function() { obj["e"+type+fn+name_hash]( window.event ); }
		obj.attachEvent( "on"+type, obj[type+fn+name_hash] );
          
	}
}


// why name_hash? So you can use the same function and pass different name_hashes and ie won't get confused
function removeEventBase(obj, type, fn, name_hash)
{
	if (obj.removeEventListener)
		obj.removeEventListener( type, fn, false );
	else if (obj.detachEvent)
	{
		obj.detachEvent( "on"+type, obj[type+fn+name_hash] );
		obj[type+fn+name_hash] = null;
		obj["e"+type+fn+name_hash] = null;
	}
}


// === Placeholder Text ===

function placeholderSetup(id) {
  var el = ge(id);
  if(!el) return;
  /*if(el.type != 'text') return;*/
  
  var ph = el.getAttribute("placeholder");
  if( ph && ph != "" ) {
    el.value = ph;
    el.style.color = '#777';
    el.is_focused = 0;
    addEventBase(el, 'focus', placeholderFocus);
    addEventBase(el, 'blur', placeholderBlur);
  }
}

function placeholderFocus() {
  if(!this.is_focused) {
    this.is_focused = 1;
    this.value = '';
    this.style.color = '#000';

    var rs = this.getAttribute("radioselect");
    if( rs && rs != "" ) {
      var re = document.getElementById(rs);
      if(!re) { return; }
      if(re.type != 'radio') return;

      re.checked=true;
    }
  }
}

function placeholderBlur() {
  var ph = this.getAttribute("placeholder")
  if( this.is_focused && ph && this.value == "" ) {
    this.is_focused = 0;
    this.value = ph;
    this.style.color = '#777';
  }
}

// === Dropdown Menus ===

/* functionality for an optional drop down menu (example: drop downs in the 
nav.) It consists of a link, an arrow, and a menu which appears when the
arrow is clicked. Pass this function an arrow, link, and menu element 
 
arrow_class and arrow_old_class is optional
*/
function optional_drop_down_menu(arrow, link, menu, event, arrow_class, arrow_old_class)
{
  if (menu.style.display=='none') {
    menu.style.display='block';
    var old_arrow_classname = arrow_old_class ? arrow_old_class : arrow.className;

    // Lock In Button Pressed State   
    if (link) {
      link.className = 'active';          
    }

    arrow.className = arrow_class ? arrow_class : 'global_menu_arrow_active';   

    var justChanged = true;

    // prevent selects from showing through menu in ie6
    var shim = ge(menu.id + '_iframe');
    if (shim) {
      shim.style.top = menu.style.top;
      shim.style.right = menu.style.right;
      shim.style.display = 'block';
      shim.style.width = (menu.offsetWidth +2) + 'px';
      shim.style.height = (menu.offsetHeight +2) + 'px';
    }
    
    menu.offclick = function(e) {
      if (!justChanged) {
        // Hide dropdown                                                                       
        hide(this);
      
        // Restore Normal link and hover class                                           
        if (link) {
          link.className = '';
        }
        arrow.className = old_arrow_classname;
      
        var shim = ge(menu.id + '_iframe');
        if (shim) {
          shim.style.display = 'none';
          shim.style.width = menu.offsetWidth + 'px';
          shim.style.height = menu.offsetHeight + 'px';
        }

        removeEventBase(document, 'click', this.offclick, menu.id);
      } else {
        justChanged = false;
      }
    }.bind(menu);

    addEventBase(document, 'click', menu.offclick, menu.id);
  }
  return false;
}


/* special case for the app_switcher mneu, we need to set its position since it's right-aligned */
function position_app_switcher() {
  var switcher = ge('app_switcher');
  var menu = ge('app_switcher_menu');
  menu.style.top = (switcher.offsetHeight - 1) + 'px';
  menu.style.right = '0px';
}


// === String Utilities ===

function htmlspecialchars(text) {
  return text ? text.toString().replace(/&/g, '&amp;').replace(/"/g, '&quot;').replace(/'/g, '&#039;').replace(/</g, '&lt;').replace(/>/g, '&gt;') : '';
}

function escape_js_quotes(text) {
  if (!text) {
    return;
  }

  return text.replace(/\\/g, '\\\\').replace(/\n/g, '\\n').replace(/\r/g, '\\r').replace(/"/g, '\\x22').replace(/'/g, '\\\'').replace(/</g, '\\x3c').replace(/>/g, '\\x3e').replace(/&/g, '\\x26');
}

function trim(str) {
  var delim = arguments.length > 1 ? arguments[1] : ' ';
  for (var i=0, c=str.length-delim.length; i<=c; i+=delim.length) {
    if (str.substring(i, i + delim.length) != delim) {
      break;
    }
  }

  for (var j=str.length, c=Math.max(i, delim.length - 1); j>c; j-=delim.length) {
    if (str.substring(j - delim.length, j) != delim) {
      break;
    }
  }

  return str.substring(i, j);
}

// === URI Handling ===

function escapeURI(u)
{
    if(encodeURIComponent) {
        return encodeURIComponent(u);
    }
    if(escape) {
        return escape(u);
    }
}

function goURI(href) {
  window.location.href = href;
}

function is_email(email) {
  return /^[\w!.%+]+@[\w]+(?:\.[\w]+)+$/.test(email);
}

//13th parallel
function getViewportWidth() {
  var width = 0;
  if( document.documentElement && document.documentElement.clientWidth ) {
    width = document.documentElement.clientWidth;
  }
  else if( document.body && document.body.clientWidth ) {
    width = document.body.clientWidth;
  }
  else if( window.innerWidth ) {
    width = window.innerWidth - 18;
  }
  return width;
};

function getViewportHeight() {
  var height = 0;
  if( window.innerHeight ) {
    height = window.innerHeight - 18;
  }
  else if( document.documentElement && document.documentElement.clientHeight ) {
    height = document.documentElement.clientHeight;
  }
  else if( document.body && document.body.clientHeight ) {
    height = document.body.clientHeight;
  }
  return height;
};


function getPageScrollHeight() {
  var height;
  if ( typeof(window.pageYOffset) == 'number') {
    height = window.pageYOffset;
  } else if (document.body && document.body.scrollTop) {
    height = document.body.scrollTop;
  } else if (document.documentElement && document.documentElement.scrollTop) {
    height = document.documentElement.scrollTop;
  }
  return height;
};


function getRadioFormValue(obj) {
  for(i = 0; i < obj.length; i++) {
   if(obj[i].checked) {
     return obj[i].value;
   } 
  }  
  return null;
}

// === Deprecated ===
// --- Delete checkAgree when user profile picture editing moves to picture widget

function checkAgree() {
  if (document.frm.pic.value) {
    if (document.frm.agree.checked) {
      document.frm.submit();
    } else {
      show("error");
    }
  }
}

function isIE() {
 return (navigator.userAgent.toLowerCase().indexOf("msie") != -1);
}

function isSafari() {
 return (navigator.userAgent.indexOf("Safari") != -1);
}
    
function getTableRowShownDisplayProperty() {
  if (isIE()) {
    return  'inline';
  } else {
    return 'table-row';
  }
}
  
function showTableRow()
{ 
  for( var i = 0; i < arguments.length; i++ ) {
    var element = ge(arguments[i]);
    if (element && element.style) element.style.display =
        getTableRowShownDisplayProperty();
  }
  return false;
} 
  
function getParentRow(el) {
    el = ge(el);
    while (el.tagName && el.tagName != "TR") {
        el = el.parentNode;
    }
    return el;
} 

function stopPropagation(e) {
    if (!e) var e = window.event;
    e.cancelBubble = true;
    if (e.stopPropagation) {
        e.stopPropagation();
    }
}

function show_standard_status(status) {
  s = ge('standard_status');
  if (s) {
    var header = s.firstChild;
    header.innerHTML = status;
    show('standard_status');
  }
}

function hide_standard_status() {
  s = ge('standard_status');
  if (s) {
    hide('standard_status');
  }
}

function remove_node(node) {
  if (node.removeNode)
    node.removeNode(true);
  else {
    for (var i=node.childNodes.length-1; i>=0; i--)
      remove_node(node.childNodes[i]);
    node.parentNode.removeChild(node);
  }
  return null;
}

function adjustImage(obj, stop_word, max) {
  
  var pn=obj.parentNode;

  if (stop_word==null)
    stop_word='note_content';
  if (max==null) {
    while (pn.className.indexOf(stop_word)==-1)
      pn=pn.parentNode;
    if (pn.offsetWidth)
      max=pn.offsetWidth;
    else
      max=400;
  }

  if (navigator.userAgent.indexOf('AppleWebKit/4')==-1) { // safari pre-leopard has a buggy position absolute
    obj.style.position = 'absolute';
    obj.style.left = obj.style.top = '-32000px';
  }
  obj.className = obj.className.replace('img_loading', 'img_ready');
  if (obj.width>max) {
    if (window.ActiveXObject) {
      try {
        var img_div=document.createElement('div');
        img_div.style.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + obj.src.replace('"', '%22') + '", sizingMethod="scale")';
        img_div.style.width=max+'px';
        img_div.style.height=((max/obj.width)*obj.height)+'px';
        if (obj.parentNode.tagName=='A')
          img_div.style.cursor='pointer';
        obj.parentNode.insertBefore(img_div, obj);
        obj.removeNode(true);
      }
      catch (e) {
        obj.style.width=max+'px';
      }
    }
    else
      obj.style.width=max+'px';
  }
  obj.style.left = obj.style.top = obj.style.position = '';
}

function set_opacity(obj, opacity) {
  try {
    obj.style.opacity=(opacity==1?'':opacity);
    obj.style.filter=(opacity==1?'':'alpha(opacity='+opacity*100+')');
  }
  catch (e) {}
  obj.setAttribute('opacity', opacity); // for future reference
}

function get_opacity(obj) {
  return obj.opacity ? obj.opacity : 1;
}

function focus_login() {
  var email = ge("email");
  var pass = ge("pass");
  var dologin = ge("doquicklogin");
  if (email && pass) {
    if (email.value != "" && pass.value == "") {
      pass.focus();
    } else if (email.value == "") {
      email.focus();
    } else if (email.value != "" && pass.value != "") {
      dologin.focus();
    }
  }
}

function array_indexOf(arr, val, index) {
  if (!index) {
    index=0;
  }
  for (var i=index; i<arr.length; i++) {
    if (arr[i] == val) {
      return i;
    }
  }
  return -1;
}

//
// Useragent sniffer
var ua = {
  populate: function() {
    var agent = /(?:MSIE.(\d+\.\d+))|(?:Firefox.(\d+\.\d+))|(?:Opera.(\d+\.\d+))|(?:AppleWebKit.(\d+.\d+))/.exec(navigator.userAgent);
    if (!agent) {
      this._ie =
      this._firefox =
      this._opera =
      this._safari = 0;
    }
    this._ie = parseFloat(agent[1] ? agent[1] : 0);
    this._firefox = parseFloat(agent[2] ? agent[2] : 0);
    this._opera = parseFloat(agent[3] ? agent[3] : 0);
    this._safari = parseFloat(agent[4] ? agent[4] : 0);
    this.populated = true;
  },
  populated: false,

  ie: function() {
    if (!this.populated) this.populate();
    return this._ie;
  },

  firefox: function() {
    if (!this.populated) this.populate();
    return this._firefox;
  },

  opera: function() {
    if (!this.populated) this.populate();
    return this._opera;
  },

  safari: function() {
    if (!this.populated) this.populate();
    return this._safari;
  }
}

//
// OOP implementation
Function.prototype.extend = function(obj) {
  this.prototype.parent = new __super_class_factory(obj, this);
}
function __super_class_factory(superclass, subclass) {
  this.superclass = superclass;
  this.subclass = subclass;
  this.prototyped = false;
  subclass.__parent = this;
  this.parent = superclass.__parent ? superclass.__parent : false;
}
__super_class_factory.prototype.construct = function(instance) {

  // create pointers to the subclass parent-inherited functions
  var superclass_prototype = this.superclass.prototype;
  this.extend_prototype();

  // link this instance to the parent and to itself. note: this is a circular reference.
  var parent = new __super_class();
  parent.__instance = instance.__instance = instance;

  // create references to the parent functions on this instance of the parent
  for (i in superclass_prototype) {
    parent[i] = this.method(superclass_prototype[i], parent);
  }

  // call the parent's constructor
  var args = [];
  for (var i=1; i<arguments.length; i++) {
    args.push(arguments[i]);
  }
  instance.parent = this.parent;
  var ret = this.superclass.apply(instance, args);
  parent.parent = instance.parent;
  instance.parent = parent;
  return ret;
}
__super_class_factory.prototype.extend_prototype = function() {
  if (!this.prototyped) {
    if (this.parent && !this.parent.prototyped) {
      this.parent.extend_prototype();
    }
    var superclass_prototype = this.superclass.prototype;
    var subclass_prototype = this.subclass.prototype;
    for (var i in superclass_prototype) {
      if (typeof superclass_prototype[i] == 'function') {
        if (typeof subclass_prototype[i] == 'undefined') {
          subclass_prototype[i] = this.method(superclass_prototype[i], null);
        }
      } else if (i != 'parent') {
        subclass_prototype[i] = superclass_prototype[i];
      }
    }
  }
}
__super_class_factory.prototype.method = function(method, parent) {
  return function() {
    var instance = this.__instance;
    var old_parent = instance.parent;
    instance.parent = parent ? parent : this.parent;
    try {
      var ret = method.apply(instance, arguments);
    } catch (e) {
      console ? console.error(e) : false;
    }
    instance.parent = old_parent;
    return ret;
  }
}
function __super_class(obj) {
}
Function.prototype.bind = function(context) {
  var method = this;
  return function() {
    return method.apply(context, arguments);
  }
}

function dp(object)
{
  var descString = "";
  for(var value in object)
    descString += (value + " => " + object[value] + "\n");
  if( descString != "" )
    alert(descString);
  else
    alert(object);
}

function toggleInlineFlyer(toggler) {
    if (toggler.innerHTML == 'hide flyer') {
        toggler.innerHTML = 'show flyer';
    } else {
        toggler.innerHTML = 'hide flyer';
    }
    toggle('inline_flyer_content');
}

function mediaHeaderPictureLoad(image, size)
{
  var w = image.offsetWidth;
  var h = image.offsetHeight;
  var ratio = size / h;
  image.style.height = size+'px';
  image.style.width = (ratio * w) + 'px';
  image.style.visibility = 'visible';
}

function adClick(id)
{
  ajax = new Ajax();
  ajax.get('ajax/redirect.php', {'id':id}, true);
  return true;
}

function abTest(data)
{
  ajax = new Ajax();
  ajax.get('/ajax/abtest.php', {'data':data}, true);
  return true;
}

function Ajax(doneHandler, failHandler)
{
  newAjax = this;
  this.onDone = doneHandler;
  this.onFail = failHandler;
  this.transport = this.getTransport();
  this.transport.onreadystatechange = ajaxTrampoline(this);
}

Ajax.prototype.get = function (uri, query, force_sync)
{
  // Firefox doesn't call onDone and onFail handlers if you force_sync
  force_sync = force_sync || false;
  if( typeof query != 'string' )
    query = ajaxArrayToQueryString(query);
  fullURI = uri+(query ? ('?'+query) : '');
  this.transport.open('GET', fullURI, !force_sync );
  this.transport.send('');
}

Ajax.prototype.post = function (uri, data, force_sync, no_post_form_id)
{
  force_sync = force_sync || false;
  no_post_form_id = no_post_form_id || false;

  if( typeof data != 'string' ) {
    data = ajaxArrayToQueryString(data);
  }
  if (!no_post_form_id) {
    var post_form_id=ge('post_form_id');
    if (post_form_id) {
      data+='&post_form_id='+post_form_id.value;
    }
  }
  this.transport.open('POST', uri, !force_sync);
  this.transport.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
  this.transport.send(data);
}

Ajax.prototype.stateDispatch = function ()
{
  try {
    if( this.transport.readyState == 1 && this.showLoad )
      ajaxShowLoadIndicator();
  
    if( this.transport.readyState == 4 ) {
      if( this.showLoad )
        ajaxHideLoadIndicator();
      if( this.transport.status >= 200 &&
          this.transport.status < 300 &&
          this.transport.responseText.length > 0 ) {
        try {
          if( this.onDone ) this.onDone(this, this.transport.responseText);
        } catch(tempError) {
          console ? console.error(tempError) : false;
        }
      } else {
        try {
          if( this.onFail ) this.onFail(this);
        } catch(tempError) {
          console ? console.error(tempError) : false;
        }
      }
    }
  } catch (error) {
    if( this.onFail ) this.onFail(this);
  }
}

Ajax.prototype.getTransport = function ()
{
  var ajax = null;
  
  try { ajax = new XMLHttpRequest(); }
  catch(e) { ajax = null; }
  
  try { if(!ajax) ajax = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch(e) { ajax = null; }
  
  try { if(!ajax) ajax = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch(e) { ajax = null; }
  
  return ajax;
}

function ajaxTrampoline(ajaxObject)
{
  return function () { ajaxObject.stateDispatch(); };
}

function ajaxArrayToQueryString(query) {
  var params = [];
  
  for (var key in query) {
    if (typeof query[key] == 'object') {
      for (var i=0; i<query[key].length; i++) {
        params.push(encodeURIComponent(key)+'[]='+encodeURIComponent(query[key][i]));
      }
    } else {
      params.push(encodeURIComponent(key)+'='+encodeURIComponent(query[key]));
    }
  }
  return params.join('&');
}

var ajaxLoadIndicatorRefCount = 0;

function ajaxShowLoadIndicator()
{
  indicatorDiv = ge('ajaxLoadIndicator');
  if( !indicatorDiv ) {
    indicatorDiv = document.createElement("div");
    indicatorDiv.id = 'ajaxLoadIndicator';
    indicatorDiv.innerHTML = 'Loading';
    indicatorDiv.className = 'ajaxLoadIndicator';
    document.body.appendChild(indicatorDiv);
  }
  
  indicatorDiv.style.top = (5 + pageScrollY()) + 'px';
  indicatorDiv.style.left = (5 + pageScrollX()) + 'px';
  indicatorDiv.style.display = 'block';
  ajaxLoadIndicatorRefCount++;
}

function ajaxHideLoadIndicator()
{
  ajaxLoadIndicatorRefCount--;
  if( ajaxLoadIndicatorRefCount == 0 )
    ge('ajaxLoadIndicator').style.display = '';
}

function setCookie(cookieName, cookieValue, nDays) {
  var today = new Date();
  var expire = new Date();
  if (nDays == null || nDays == 0) nDays = 1;
  expire.setTime(today.getTime() + 3600000 * 24 * nDays);
  document.cookie = cookieName + "=" + escape(cookieValue) + "; expires=" + expire.toGMTString() + "; path=/; domain=.facebook.com";
}

function clearCookie(cookieName) {
  document.cookie = cookieName + "=; expires=Mon, 26 Jul 1997 05:00:00 GMT; path=/; domain=.facebook.com";
}

function getCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for (i = 0; i < ca.length; i++) {
    var c = ca[i];
    while (c.charAt(0) == ' ') c = c.substring(1, c.length);
    if (c.indexOf(nameEQ) == 0) {
        return unescape(c.substring(nameEQ.length, c.length));
    }
  }
  return null;
}