var preloadFlag = false;
function ShowLay(name)
{
	var obj = document.getElementById(name);

	if (obj)
		obj.style.visibility = 'visible';
		
}

function HideLay(name)
{
	var obj = document.getElementById(name);
	if (obj)
		obj.style.visibility = 'hidden';
}


	var toggled=0;
	function toggle(elId)
	{
		var obj = document.getElementById(elId);
		if (obj)
		{
			
			if (toggled!= 0)
			{
					if (toggled.style.display == '')
						toggled.style.display = 'none';
			}
			
			
			obj.style.display = (obj.style.display == 'none') ? '': 'none';
			
			if (obj.style.display == '')
				toggled = obj;
			
		}
		
	}