function popwin(file,x,y) { 

IE4 = (document.all) ? 1 : 0; 
NS4 = (document.layers) ? 1 : 0; 
// POPUP WINDOW SIZE ADJUSTMENTS
if (NS4) { 
 	x = (x + 30);//adjustments for nn 
 	y = (y + 240);//also adding vertical space for text 
 } 
 else { x = (x + 35);// adjustments for ie 
 		y = (y + 225);//also adding vertical space for text
} 

var size = "resizable,scrollbars,target=designpopwin,width=" + x + ",height=" + y + ""; 
p = window.open(file, 'designpopwin', size); 

if (document.images) {p.focus();} 

}