function openPopup(url)
	{
		var id			= 'Q3';
		//var url			= 'popup.html';
		var w			= 1024;
		var h			= 700;
		var x			= screen.width ? (screen.width-w)/2 : 100;
		var y			= screen.height ? (screen.height-h)/2 : 100;	
		var settings	= 'width=' + w
					   	+',height=' + h
					   	+',top=' + y
					   	+',left=' + x
					   	+',modal=1'
					   	+',status=0'
					   	+',toolbar=0'
					   	+',location=0'
					   	+',menubar=0'
					   	+',directories=0'
				   		+',resizable=1'
					   	+',scrollbars=0'
					   	+',status=0';
		
		
		window.open(url,id,settings);
	}