if (document.images) {
  image1on = new Image();
  image1on.src = "images/page1_sw_on.gif";

  image2on = new Image();
  image2on.src = "images/page2_sw_on.gif";

  image3on = new Image();
  image3on.src = "images/page3_sw_on.gif";
  
  image4on = new Image();
  image4on.src = "images/return_sw_on.gif";
  
  image1off = new Image();
  image1off.src = "images/page1_sw_off.gif";

  image2off = new Image();
  image2off.src = "images/page2_sw_off.gif";

  image3off = new Image();
  image3off.src = "images/page3_sw_off.gif";

  image4off = new Image();
  image4off.src = "images/return_sw_off.gif";
  }
	
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}
	
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}

function LoadGallery(pictureName,imageFile,MainCaption,captionText)
      {
			if (document.all)
  			{
				document.getElementById(pictureName).style.filter="blendTrans(duration=1)";
				document.getElementById(pictureName).filters.blendTrans.Apply();
 			}
			document.getElementById(pictureName).src = imageFile;
			if (document.all)
 			{
 				document.getElementById(pictureName).filters.blendTrans.Play();
			}
			document.getElementById(MainCaption).innerHTML=captionText;
      }