function EnlargeImage(imageNumber, Expansion) {  
imgName = "/images/" + imageNumber + ".jpg" 
imgWin = "imgWin" + imageNumber
if (Expansion == 1)
{imgWindow = window.open(imgName, imgWin, "width=480,height=360,location=no,scrollbars=no,resizable=no")}
else
{imgWindow = window.open(imgName, imgWin, "width=336,height=448,location=no,scrollbars=no,resizable=no")}
}