cnPrimaryNavMenuManager=new function()
{
	this.VERSION='1.1';
	this.MENU_ON_DELAY=150;
	this.MENU_OFF_DELAY=5;
	this.MENU_OFF_CLASS='cn_pnav_link';
	this.MENU_ON_CLASS='cn_pnav_link_on';
	this.MENU_HOVER_CLASS='cn_pnav_link_hover';
	this.MENU_MAT_CLASS='cn_pnav_fmenu_ie_select_block';
	this.MENU_MAT_SRC='/images/world/s/spacer.gif';
	this.MENU_ELEM_SUFFIX='_menu';
	this.MENU_GROUP_ID='cn_pnav';
	this.MENU_EXCLUDE_USER_AGENTS=[];
	this._onTimerId=null;
	this._offTimerId=null;
	this._turnOnMenu=function(){};
	this._turnOffMenu=function(){};
	this._clearOnTimer=function(){clearTimeout(this._onTimerId);
	this._onTimerId=null;
	this._turnOnMenu=function()
    {
    };
  };

	this._clearOffTimer=function(){clearTimeout(this._offTimerId);
	this._offTimerId=null;
	this._turnOffMenu=function()
    {
    };
  };

	this._skipMenuDisplay=false;
	this._onHdrElemId=null;
	this._activeHdrElemId=null;
	this._hdrMenuObjs=null;
	this._menuDisabled=false;
	this.turnOffMenuNow=function()
    {
    };

	this.toggleMenu=function(toggleElem)

    {
	if(this._menuDisabled)return;
	if(!document.getElementById)return;
	if(!this._hdrMenuObjs)this._initialize();
	if(this._onTimerId)this._clearOnTimer();
	var self=this;
	for(var i=0;
	i<this._hdrMenuObjs.length;++i)
  {
	var hdrMenuObj=this._hdrMenuObjs[i];
	var hdrElem=hdrMenuObj['hdr'];
	var menuElem=hdrMenuObj['menu'];
	if(toggleElem.id&&toggleElem.id==hdrElem.id&&menuElem)
  {
	var onHdrElem=document.getElementById(toggleElem.id);
	var onMenuElem=menuElem;
	onHdrElem.className=this.MENU_HOVER_CLASS;
	registerEventHandler(onHdrElem,'mouseout',mouseOutHandler);
	if(this._skipMenuDisplay)continue;
	this._turnOnMenu=function(){if(self._onHdrElemId){self._turnOffMenu();
	self._clearOffTimer();
  }
	self._showMenu(onHdrElem,onMenuElem);
	unregisterEventHandler(onHdrElem,'mouseout',mouseOutHandler);
	registerEventHandler(document,'mousedown',mouseDownHandler);
	registerEventHandler(onMenuElem,'mouseout',mouseOutHandler);
	self._clearOnTimer();
	self._onHdrElemId=onHdrElem.id;
	self._resetHdrClass(onHdrElem);
    };
	this._onTimerId=setTimeout('cnPrimaryNavMenuManager._turnOnMenu()',this.MENU_ON_DELAY);
	this.turnOffMenuNow=function(disableCompletely){turnOffMenu(onHdrElem, onMenuElem);
	self._clearOffTimer();
	self._onHdrElemId = null;
	if(disableCompletely)this._menuDisabled=true;
    };
    }
	else if(menuElem&&menuElem.style.display=='block'){var offHdrElem=hdrElem;
	var offMenuElem=menuElem;
	this._resetHdrClass(offHdrElem);
	if(this._skipMenuDisplay)continue;
	this._turnOffMenu=function(){turnOffMenu(offHdrElem,offMenuElem);
	self._clearOffTimer 
  ();
	self._onHdrElemId=null;
    }
  ;
	this._offTimerId=setTimeout('cnPrimaryNavMenuManager._turnOffMenu()',this.MENU_OFF_DELAY);
    }

}



function mouseOutHandler(e){var event=pullEvent(e);
	var target=pullTarget(event);
	var toElem=pullDestination(event);
	if(!self._skipMenuDisplay&&toElem&&!isChildOf(toElem,onMenuElem)){var myHdrElem=onHdrElem;
	var myMenuElem=onMenuElem;
	if(self._onTimerId)self._clearOnTimer();
	self._turnOffMenu=function(){turnOffMenu(myHdrElem,myMenuElem);
	self._clearOffTimer();
    }
  ;
	self._offTimerId=setTimeout('cnPrimaryNavMenuManager._turnOffMenu()',self.MENU_OFF_DELAY);
    }
	self._resetHdrClass(onHdrElem);
	if(event.stopPropagation)event.stopPropagation();
	else event.cancelBubble=true;
    }
 


function mouseDownHandler(e){var event=pullEvent(e);
	var target=pullTarget(event);
	if(!isChildOf(target,onMenuElem)){turnOffMenu(onHdrElem,onMenuElem);
	self._turnOffMenu 
    ();
	self._clearOffTimer();
	self._resetHdrClass(onHdrElem);
    }

    }
function turnOffMenu(hdrElem,menuElem){hideMenu(hdrElem,menuElem);
	unregisterEventHandler(hdrElem,'mouseout',mouseOutHandler);
	unregisterEventHandler(document,'mousedown',mouseDownHandler);
    }

    }
  ;
	this.preloadImages=function(){var preloadImages=this.MENU_PRELOAD_IMAGES;
	var tmpLoad=new Array(preloadImages.length);
	for(var i=0;
	i<preloadImages.length;
	++i){tmpLoad[i]=new Image();
	tmpLoad[i].src=this.MENU_PRELOAD_URL+preloadImages[i];
    }

    }
  ;
	this._initialize=function(){this._skipMenuDisplay=this._verifyUserAgent();
	this._hdrMenuObjs=new Array();
	var hdrElems=getElementsByClassNames(this.MENU_GROUP_ID,[this.MENU_OFF_CLASS,this.MENU_ON_CLASS]);
	for(var i=0;
	i<hdrElems.length;
	++i){var hdrElem=hdrElems[i];
	var hdrElemId=hdrElem.id;
	if(hdrElemId){var menuElem=document.getElementById(hdrElemId+this.MENU_ELEM_SUFFIX);
	if(menuElem){var menuId=menuElem.id;
	if(menuId)this._hdrMenuObjs[this._hdrMenuObjs.length]={hdr:hdrElem,menu:menuElem
    }
  ;
	if(hdrElem.className==this.MENU_ON_CLASS)this._activeHdrElemId=hdrElemId;
    }

    }

    }
	return;
    }
  ;
	this._resetHdrClass=function(hdrElem){hdrElem.className=(hdrElem.id==this._activeHdrElemId)?this.MENU_ON_CLASS:this.MENU_OFF_CLASS;
    }
  ;
	this._showMenu=function(hdrElem,menuElem){hdrElem.style.display='none';
	menuElem.style.display='block';
	
	if(document.all&&navigator.appVersion.indexOf('Win')!=-1)
     {
	var matId=menuElem.id+'_ie_mat';
	var ieMat=document.getElementById(matId);
	if(!ieMat){ieMat=document.createElement('FRAME');
	ieMat.setAttribute('scrolling','no');
	ieMat.setAttribute('frameborder',0);
	ieMat.setAttribute('src',this.MENU_MAT_SRC);
	var menu=(menuElem.getElementsByTagName('div'))[1];
//	ieMat.id=matId;
//	ieMat.className=this.MENU_MAT_CLASS;
//	ieMat.style.width=menu.offsetWidth;
//	ieMat.style.height=menu.offsetHeight;
//	ieMat.style.zIndex=menu.style.zIndex-1;
//	ieMat.style.display='block';
//	menu.appendChild(ieMat);
    }

    }

    }
  ;
	this._verifyUserAgent=function(){var userAgent=navigator.userAgent;
	for(var i=0;
	i<this.MENU_EXCLUDE_USER_AGENTS.length;
	++i){if(userAgent.indexOf(this.MENU_EXCLUDE_USER_AGENTS[i])!=-1){return true;
    }

    }
	return false;
    }
;

function getElementsByClassNames(rootElemId,classNames){var rootElem=document.getElementById(rootElemId);
	var elements=new Array();
	var captureClassName=new Object();
	for(var i=0;
	i<classNames.length;
	++i) 
	captureClassName[classNames[i]]=true;
	if(rootElem)_pullElements(rootElem);
	function _pullElements(node){if(captureClassName[node.className])elements[elements.length]=node;
	if (node.hasChildNodes){var children=node.childNodes;
	for(var i=0;
	i<children.length;
	++i){_pullElements(children[i]);
    }

    }

    }
	return elements;
    }
function hideMenu(hdrElem,menuElem) 
    {
	hdrElem.style.display='block';
	menuElem.style.display='none';
    }

function isChildOf(node,parentNode){var isChild=parentNode==node;
	if(!isChild&&node.parentNode){isChild=isChildOf(node.parentNode,parentNode);
    }
	return isChild;
    }

function pullDestination(e){return(e.relatedTarget)?e.relatedTarget:(e.toElement)?e.toElement:null;
    }

function pullEvent(e){return(e)?e:(window.event)?window.event:null;
    }

function pullTarget(e){return(e.target)?e.target:(e.srcElement)?e.srcElement:null;
    }

function registerEventHandler(elem,event,handler)
    {
	if(document.addEventListener){elem.addEventListener(event,handler,false);
    }
	else if(document.attachEvent){elem.attachEvent('on'+event,handler);
    }
	else{elem['on'+event]=handler;
    }

    }

function unregisterEventHandler(elem,event,handler){if(document.removeEventListener){elem.removeEventListener(event,handler,false);
    }
	else if(document.detachEvent){elem.detachEvent('on'+event,handler);
    }
	else{elem['on'+event]=null;
    }

    }

    }
  ;
	function changeClass(elemId,newClass){var elem=null;
	if(document.getElementById){elem=document.getElementById(elemId);
    }
	else if(document.all){elem=document.all[elemId];
    }
	if(elem)elem.className=newClass;
    }