function viewImage(img, field)
{
  if (navigator.appName != 'Microsoft Internet Explorer')
    return 0;
	
  if (field.value == '')
  {
    hideDiv("div" + img);
  }
  else
  {
    theImage = document.getElementById("image" + img);
    theImage.width = 150;
    theImage.src = field.value;
    showDiv("div" + img);
  }
}