// pop-up function
var newWin = null;
function closeWin(){
	if (newWin != null){
		if(!newWin.closed)
			newWin.close();
	}
}
function popUp(strURL,strWidth,strHeight) {
	closeWin();
	newWin = window.open(strURL, "gallery", "height="+strHeight+",width="+strWidth);
	newWin.focus();
}

function popAbout(strURL) {
	window.open(strURL, "about", "scrollbars=yes,resizable=yes,height=700,width=600").focus();
}