var isIE= navigator.appName == "Microsoft Internet Explorer"; /* IE */ 
var isNS= navigator.appName == "Netscape"; /* Netscape, Mozilla Firefox */ 


function redimIframe( obj ){
	with ( document.getElementById(obj.id) ) { 
		 if ( isIE ) { 
			 style.height= contentWindow.document.body.scrollHeight + 10; 
			 scrolling= "no"; 
		 } 
		 else if ( isNS ) { 
			 style.height= contentDocument.body.offsetHeight + 10; 
			 scrolling= "no"; 
		 } 
		 else { 
			 style.height= "100%"; 
			 scrolling= "auto"; 
		 } 
    } 
}


function showhideTextDiv(id)
{
	if (document.getElementById(id).style.display == 'none')
	{
		document.getElementById(id).style.display = 'block';
		return;
	}
	else
	{
		document.getElementById(id).style.display = 'none';
		return;
	}
	
}

function showhideMenu(id)
{
	if (document.getElementById(id))
	{
		if (document.getElementById(id).style.display == 'none')
		{
			document.getElementById(id).style.display = 'block';
			return;
		}
		else
		{
			document.getElementById(id).style.display = 'none';
			return;
		}
	}	
}

var currentPartner = 0;
var animatePartners = function()
{
	var partner_list = document.getElementById('partners');
	if ( partner_list ) {
		var j = 0;
		for( var i = 0; i < partner_list.childNodes.length ; i++ ) {
			var node = partner_list.childNodes[i];
			if ( node.nodeName.toLowerCase() == 'img' ) {
				if ( j == currentPartner ) {
					node.style.display = '';
				}
				else {
					node.style.display = 'none';
				}
				j++;
			}
		}
		currentPartner = ( currentPartner + 1 ) % j;
	}
}

setInterval(animatePartners,4000);