intImage = 2;
function swapImage() {
switch (intImage) {
 case 1:
   IMG1.src = "images/tv000.jpg"
   intImage = 2
   return(false);
case 2:
   IMG1.src = "images/tv001.jpg"
   intImage = 3
   return(false);
case 3:
   IMG1.src = "images/tv002.jpg"
   intImage = 4
   return(false);
case 4:
   IMG1.src = "images/tv003.jpg"
   intImage = 5
   return(false);
case 5:
   IMG1.src = "images/stub001.jpg"
   intImage = 1
   return(false);
}
}