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;
		}
	}	
}