// Popup Window
function popWin(url,wn,wd,ht,scroll) {
	useScroll = 1;
	width = 600;
	height = 520;
	winName = "newWin";
	if (scroll == 0)	{
		useScroll = 0;
	}
	if(ht != null) {
		height = ht;
	}
	if(wd != null) {
		width = wd;
	}
	if(wn != null) {
		winName = wn;
	}
	thisURL = url;
	popupWin=window.open(thisURL,winName,"width=" + width + ",height=" + height + ", scrollbars=" + useScroll + ",resizable")
}