// JavaScript Document


function pop_up(target, center, width, height, left, top) {
	
	if (center) {
		top = (screen.height - height) /2;	
		left = (screen.width - width) /2;	
	}
	
	window.open(target, null, "height="+height+", width="+width+", top="+top+", left="+left+", scrollbars=yes");
	
}