function popup(NWAD){
	
	if(document.all)
		var xMax=screen.width, yMax=screen.height;
	else if(document.layers)
		var xMax=window.outerWidth, yMax=window.outerHeight;
	else
		var xMax=500, yMax=380;
	
	var xOffset=(xMax-500)/2, yOffset=(yMax-380)/2;
	winopen=window.open(NWAD,'PopWindow','width=500,height=380,screenX='+xOffset+',screenY='+yOffset+',top='+yOffset+',left='+xOffset+',toolbar=no,location=no,status=no,scrollbars=no,resizable=no,menubar=no');
	winopen.focus();
}
function popup2(NWAD){
	
	if(document.all)
		var xMax=screen.width, yMax=screen.height;
	else if(document.layers)
		var xMax=window.outerWidth, yMax=window.outerHeight;
	else
		var xMax=380, yMax=500;
	
	var xOffset=(xMax-380)/2, yOffset=(yMax-500)/2;
	winopen=window.open(NWAD,'PopWindow','width=380,height=500,screenX='+xOffset+',screenY='+yOffset+',top='+yOffset+',left='+xOffset+',toolbar=no,location=no,status=no,scrollbars=no,resizable=no,menubar=no');
	winopen.focus();
}