
				
		<!--// Hide
		var ns4 = ( document.layers);
		var ie4 = ( document.all && !document.getElementById );
		var ie5 = ( document.all && document.getElementById );
		var ns6 = ( !document.all && document.getElementById );
		
		function show( id )
		{
			// Netscape 4
			if( ns4 )
			{
				document.layers[ id ].display = "block";
			}
			// Explorer 4
			else if( ie4 )
			{
				document.all[ id ].style.display = "block";
			}
			// W3C - Explorer 5+ and Netscape 6+
			else if( ie5 || ns6 )
			{
				document.getElementById( id ).style.display = "block";
				document.getElementById('main_content' ).style.height = "100%";
			}
		}
			
		function hide( id )
		{
			// Netscape 4
			if( ns4 )
			{
				document.layers[ id ].display = "none";
			}
			// Explorer 4
			else if( ie4 )
			{
				document.all[ id ].style.display = "none";
			}
			// W3C - Explorer 5+ and Netscape 6+
			else if( ie5 || ns6 )
			{
				document.getElementById( id ).style.display = "none";
			}
		}
		
	// -->

	
	// confirm changes popup
	function confirm_change()
	{
		var agree=confirm("Are you sure?");
		if (agree)
			return true ;
		else
			return false ;
	}
	// -->