var oImgWin;

function showImage(url, s, w, h) {
	var hOffset = 130;
	var wOffset = 45;
	if (oImgWin) {oImgWin.close();}
	var oImgWin = window.open('/show_image.asp?imgsrc=' + url + '&imgname=' + s, 'oImgWin', 'resizable=1,width=' + (w + wOffset) + ',height=' + (h + hOffset));
	oImgWin.focus();
	return false;
}