// JavaScript Document

/*
Tabs Menu (mouseover)- By Dynamic Drive
For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
This credit MUST stay intact for use
*/

function showit(which)
{
clear_delayhide()
thecontent=(which==-1)? "" : submenu[which]
if (document.getElementById||document.all)
menuobj.innerHTML=thecontent
else if (document.layers){
menuobj.document.write(thecontent)
menuobj.document.close()
}
}

function resetit(e){
if (document.all&&!menuobj.contains(e.toElement))
delayhide=setTimeout("showit(-1)",delay_hide)
else if (document.getElementById&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhide=setTimeout("showit(-1)",delay_hide)
}

function clear_delayhide(){
if (window.delayhide)
clearTimeout(delayhide)
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function MM_swapImgRestore() 
{ //v3.0
	var i,x,a=document.MM_sr; 
  	for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) 
  		x.src=x.oSrc;
}

function MM_preloadImages() 
{ //v3.0
  	var d=document; 
	if(d.images)
	{ 
		if(!d.MM_p) d.MM_p=new Array();
    	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
		for(i=0; i<a.length; i++)
    		if (a[i].indexOf("#")!=0)
			{ 
				d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];
			}
	}
}

function MM_findObj(n, d) 
{ //v4.01
	var p,i,x;  
	if(!d) d=document; 
	if((p=n.indexOf("?"))>0&&parent.frames.length) 
	{
    	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
	}
  	if(!(x=d[n])&&d.all) 
		x=d.all[n]; 
	
	for (i=0;!x&&i<d.forms.length;i++) 
		x=d.forms[i][n];
  	for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
		x=MM_findObj(n,d.layers[i].document);
  	if(!x && d.getElementById) 
		x=d.getElementById(n); 
	return x;
}

function MM_swapImage() 
{ //v3.0
  	var i,j=0,x,a=MM_swapImage.arguments; 
	document.MM_sr=new Array; 
	for(i=0;i<(a.length-2);i+=3)
   		if ((x=MM_findObj(a[i]))!=null)
		{
			document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];
		}
}

// This function enables certain funtionality for hover in IE
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}

if (window.addEventListener) //DOM method for binding an event
{
	window.addEventListener("load", sfHover, false);
}
else if (window.attachEvent) //IE exclusive method for binding an event
{
	window.attachEvent("onload", sfHover);
}
else if (document.getElementById) //support older modern browsers
{
	window.onload=sfHover;
}