var menuwidth='185px'; //default menu width
var menuheight='30px'; //default menu width
var menubgcolor='#f0f0f0';  //menu bgcolor
var disappeardelay=0;  //menu disappear speed onMouseout (in miliseconds) 
var hidemenu_onclick="yes"; //hide menu when user clicks within menu?

var ie4=document.all;
var ns6=document.getElementById&&!document.all;

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>');

function getposOffset(what, offsettype)
{
	var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
	var parentEl=what.offsetParent;
	while (parentEl!=null)
	{
		totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
		parentEl=parentEl.offsetParent;
	}
	return totaloffset;
}

function showhide(obj, e, visible, hidden, menuwidth)
{
	if (ie4||ns6)
		dropmenuobj.style.left=dropmenuobj.style.top="-500px";
	
	if (menuwidth!="")
	{
		dropmenuobj.widthobj=dropmenuobj.style;
		dropmenuobj.widthobj.width=menuwidth;
	}
	if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
		obj.visibility=visible;
	else if (e.type=="click")
		obj.visibility=hidden;
}

function iecompattest()
{
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body;
}

function clearbrowseredge(obj, whichedge)
{
	var edgeoffset=0;
	if (whichedge=="rightedge")
	{
		var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15;
		dropmenuobj.contentmeasure=dropmenuobj.offsetWidth;
		if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
			edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth;
	}
	else
	{
		var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset;
		var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18;
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight;
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
		{ 
			edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight;
			if ((dropmenuobj.y-topedge) < dropmenuobj.contentmeasure) 
				edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge;
		}
	}
	return edgeoffset;
} 

function populatemenu(what)
{
	if (ie4||ns6)
		dropmenuobj.innerHTML=what.join("");
}


function dropdownmenu(obj, e, menucontents, menuwidth, tab, selected)  
{
	if (window.event) { event.cancelBubble=true; }
	else if (e.stopPropagation) { e.stopPropagation(); }
	
	clearhidemenu();
	dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv;
	populatemenu(menucontents);
	
	dropmenuobj.tab = tab;
	dropmenuobj.selected = selected; 
	
	swapImageBack(); 
	 
	swapImage();
	
	if ( dropmenuobj.tab == "software" || dropmenuobj.tab == "home" )  
	{ 
		showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth); 
		return clickreturnvalue(); 
	} 
	
	if (ie4||ns6)
	{
		showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth);
		dropmenuobj.x=getposOffset(obj, "left");
		dropmenuobj.y=getposOffset(obj, "top");
		dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px";
		dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px";
	}
	
	return clickreturnvalue();
}

function clickreturnvalue()
{
	if (ie4||ns6) { return false; }
	else { return true; }
}

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

function dynamichide(e)
{
	if (ie4&&!dropmenuobj.contains(e.toElement))
		delayhidemenu();
	else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
		delayhidemenu();
}

function hidemenu(e)
{
	if (typeof dropmenuobj!="undefined") 
	{
		if (ie4||ns6)
		{
			dropmenuobj.style.visibility="hidden";
		}
	}
	swapImageBack();
}

function delayhidemenu()
{
	if (ie4||ns6)
	{
		delayhide=setTimeout("hidemenu()",disappeardelay);
	}
	
}

function clearhidemenu()
{
	if (typeof delayhide!="undefined") 
		clearTimeout(delayhide);
}

function swapImage()
{
	switch (dropmenuobj.tab)
	{
		case 'news':
			img1.src = "/spanish/img/header/news_over.gif";
			return (false);
		case 'products':
			img2.src = "/spanish/img/header/products_over.gif";
			return (false);
		case 'developers':
			img3.src = "/spanish/img/header/developers_over.gif";
			return (false);
		case 'partners':
			img4.src = "/spanish/img/header/partners_over.gif";
			return (false);
		case 'software':
			img5.src = "/spanish/img/header/software_over.gif";
			return (false);
		case 'support':
			img6.src = "/spanish/img/header/support_over.gif";
			return (false);
		case 'home':
			img7.src = "/spanish/img/header/home_over.gif";
			return (false);
	}
}

function swapImageBack()
{
	if (dropmenuobj.selected == 'news')
		img1.src = "/spanish/img/header/news_select.gif";
	else
		img1.src = "/spanish/img/header/news.gif";
	
	if (dropmenuobj.selected == 'products')
		img2.src = "/spanish/img/header/products_select.gif";
	else
		img2.src = "/spanish/img/header/products.gif";
		
	if (dropmenuobj.selected == 'developers')
		img3.src = "/spanish/img/header/developers_select.gif";
	else
		img3.src = "/spanish/img/header/developers.gif";
		
	if (dropmenuobj.selected == 'partners')
		img4.src = "/spanish/img/header/partners_select.gif";
	else
		img4.src = "/spanish/img/header/partners.gif";
	
	if (dropmenuobj.selected == 'software')	
		img5.src = "/spanish/img/header/software_select.gif";
	else
		img5.src = "/spanish/img/header/software.gif";
		
	if (dropmenuobj.selected == 'support')	
		img6.src = "/spanish/img/header/support_select.gif";
	else
		img6.src = "/spanish/img/header/support.gif";
		
	if (dropmenuobj.selected == 'home')	
		img7.src = "/spanish/img/header/home_select.gif";
	else
		img7.src = "/spanish/img/header/home.gif";
} 

// Non header specific functions

function alt_window(url, winname, wide, tall) 
{
	popupWin = window.open(url, winname, "scrollbars,toolbar,menubar,location,status,resizable,height="+tall+",width="+wide);
}

function selectLang(theForm) 
{
		var option = theForm.Language.options[theForm.Language.selectedIndex].value
		window.location = option;
		return true;
}

function selectPage(theForm) 
{
		var option = theForm.browseByProductForm.options[theForm.browseByProductForm.selectedIndex].value
		window.location = option;
		return true;
}