// JavaScript Document

function popUp(URL, window_width, window_height, scroll_bars) {
	
	if(scroll_bars == null) { scroll_bars = 1; }
	
	//center depending on screen res
	var leftVal = (screen.width - window_width) / 2;
	var topVal  = (screen.height - window_height) / 2;
	
	//new window options
	var set1 = "window.open(URL, '_blank', 'toolbar=0,scrollbars=1"+ scroll_bars;
	var set2 = ",location=0,statusbar=0,menubar=0,resizable=1";
	var set3 = ",width="+window_width+",height="+window_height+",left="+leftVal+",top="+topVal+"');"
	
	eval(set1 + set2 + set3);
}