var turntosingle=0
var disabletablinks=0
var previoustab=""
var timeout=800
var closetimer=0
var aobject=0
var i = 0
var initialtab=[0, ""];

if (turntosingle==1)
document.write('<style type="text/css">\n#tabcontentcontainer{display: none;}\n</style>')

function mclose(){
	if(initialtab[0] != 0){
		expandcontent(initialtab[1], tabobjlinks[initialtab[0]-1])
	}else{
		expandcontent("", 0)
	}
}

function mclosetime(){
	closetimer = window.setTimeout(mclose, timeout);
}

function mcancelclosetime(){
	if(closetimer){
	window.clearTimeout(closetimer);
	closetimer = null;
	}
}

function expandcontent(cid, aobject){
mcancelclosetime()
if (disabletablinks==1)
	aobject.onclick=new Function("return false")
	if (document.getElementById && turntosingle==0){
	highlighttab(aobject)
	if (previoustab!="")
	document.getElementById(previoustab).style.display="none"
	if (cid!=""){
	document.getElementById(cid).style.display="block"
	previoustab=cid
	}
	}
}

function highlighttab(aobject){
	if (typeof tabobjlinks=="undefined")
	collecttn_topnav()
	for (i=0; i<tabobjlinks.length; i++)
	tabobjlinks[i].className=""
	aobject.className="current"
}

function collecttn_topnav(){
	var tabobj=document.getElementById("tn_topnav")
	tabobjlinks=tabobj.getElementsByTagName("A")
}

function do_onload(){
	if(initialtab[0] != 0){
	collecttn_topnav()
	expandcontent(initialtab[1], tabobjlinks[initialtab[0]-1])
	}
}

if (window.addEventListener)
	window.addEventListener("load", do_onload, false)
	else if (window.attachEvent)
	window.attachEvent("onload", do_onload)
	else if (document.getElementById)
	window.onload=do_onload

function preload_topnav() {
     imageObj = new Image();
     images = new Array();
	 path = "css/images/topnav/";
	images[0]="topnav_company_1.gif";
	images[1]="topnav_company_2.gif";
	images[2]="topnav_company_3.gif";
	images[3]="topnav_company_4.gif";
	images[4]="topnav_company_5.gif";
	images[5]="topnav_company_6.gif";
     for(i=0; i<=0; i++) 
     {
          imageObj.src=path+images[i];
     }
}