function turnon(imgName) {
   if (document.images)
    {
      imgOn=eval(imgName + "on.src");
      document[imgName].src= imgOn;
    }
}

function turnoff(imgName) {
   if (document.images)
    {
      imgOff=eval(imgName + "off.src");
      document[imgName].src= imgOff;
    }
}

function change1(picName,imgName) {
   if (document.images)
    {
      imgOn=eval(imgName + ".src");
      document[picName].src= imgOn;
    }
 }
function pop(url, name, width, height) {
	var newWin = window.open(url, 'mypop', 'width=' + width + ', height=' + height + ', location=no, status=no, scrollbars=no, resizable=no');
	newWin.focus();
 }