/* Controls Popup Windows */

function closeWin(winRef) {
	if (winRef)
	if (!winRef.closed) winRef.close();
	return null;
	}

var popup=null;

function openPopup(url) {
	closeWin(popup);
	popup = window.open(url,"pop_win","height=400,width=350,location=no,menubars=no,scrollbars=yes,toolbars=no,resizable=yes");
	}

function openPopupToSize(url, width, height) {
	closeWin(popup);
	popup = window.open(url,"pop_win","height="+height+",width="+width+",location=no,menubars=no,scrollbars=yes,toolbars=no,resizable=yes");
	}