function OptimizeHeight() {
	/*
	//document.getElementById("leftside").style.height = parseInt(document.getElementById("rightside").offsetHeight);
	try{
			//var contentDiv = document.getElementById("leftside");
		
			//var containedImgElements = contentDiv.getElementsByTagName("img");
			//var firstImg = containedImgElements[0];
		
			//var imgHeight = firstImg.offsetHeight;
			//document.getElementById("leftside").style.paddingTop = (parseInt(document.getElementById("rightside").offsetHeight - imgHeight)) + 'px';
		}
		catch(e)
		{
		}*/
		
	var leftnav = document.getElementById("leftnav");
	var rightside = document.getElementById("rightside");
	
	if (leftnav.offsetHeight < rightside.offsetHeight)
		{
		document.getElementById("leftnav").style.height = (parseInt(document.getElementById("rightside").offsetHeight)) + 'px';
		}
	else
		{
		document.getElementById("rightside").style.height = (parseInt(document.getElementById("leftnav").offsetHeight)) + 'px';
		}
}

var first = true;
function showmenu(divid) {

	//document.getElementById("overlay").style.display ="block";
	//alert(first);
	//if(first)
//	{
	//    fadeMenu("overlay");
	//    first = false;
	//}
	
	hideAll();
	
	document.getElementById(divid).style.display = "block";
}

function hideAll(){
	
	
	for(i=0; i<= 4;i++)
	{
		try
		{
			document.getElementById("menu" + i).style.display = "none";
		}
		catch (e)
		{
		}
	}
}

function hideAllByDivID(divid){
	
	
	
		try
		{
		alert(divid);
			document.getElementById(divid).style.display = "none";
		}
		catch (e)
		{
		}
	
}




function hidemenu() {
    hideAll();	
	//document.getElementById("overlay").style.display ="none";
	 
}

function showsrch() 
{document.getElementById("overlay").style.display ="block";}

function hidesrch()
{document.getElementById("overlay").style.display ="none";}


var colorVal = 0;

function fadeMenu(id)
{
	var timeOutVal = 10;
	var hdnVal = document.getElementById(id);
	
	if (window.navigator.appName.toLowerCase().indexOf("netscape") != -1)
	{
		hdnVal.style.MozOpacity = (colorVal/100).toString();
	}
	else
	{
		hdnVal.filters.alpha.opacity  = (colorVal).toString();
	}
	
	if((colorVal < 50))
	{
		colorVal += 30;
		setTimeout("fadeMenu('" + id + "')",timeOutVal);
	}
	else
	{
		colorVal=0;
	}
}

function fadeMenuHide(id)
{
	var timeOutVal = 10;
	var hdnVal = document.getElementById(id);
	
	if (window.navigator.appName.toLowerCase().indexOf("netscape") != -1)
	{
		hdnVal.style.MozOpacity = (colorVal/100).toString();
	}
	else
	{
		hdnVal.filters.alpha.opacity  = (colorVal).toString();
	}
	colorVal=50;
	if((colorVal > 0))
	{
		colorVal -= 30;
		//setTimeout("fadeMenu('" + id + "')",timeOutVal);
		
	}
	else
	{
		colorVal=0;
	}
}


  function switchClass(linkname)  
    {
        var obj=document.getElementById(linkname);
        obj.className = 'on';
	//	alert('Class name is: '+ obj.className);
		if (linkname == 'menalink')
		    {
		        document.getElementById('Mena').style.display ='block';
		        document.getElementById('menalink').className ='on';
		        document.getElementById('emerging').style.display ='none';
		        document.getElementById('emerginglink').className ='off';
		        document.getElementById('World').style.display ='none';
		        document.getElementById('worldlink').className ='off';
		        
		    }
	if (linkname == 'emerginglink')
		    {
		        document.getElementById('Mena').style.display ='none';
		        document.getElementById('menalink').className ='off';
		        document.getElementById('Emerging').style.display ='block';
		        document.getElementById('emerginglink').className ='on';
		        document.getElementById('World').style.display ='none';
		        document.getElementById('worldlink').className ='off';
		    }
    if (linkname == 'worldlink')
		    {
		        document.getElementById('Mena').style.display ='none';
		        document.getElementById('menalink').className ='off';
		        document.getElementById('merging').style.display ='none';
		        document.getElementById('emerginglink').className ='off';
		        document.getElementById('world').style.display ='block';
		        document.getElementById('worldlink').className ='on';
		    }
		    
    }