image1on = new Image();
  image1on.src = "../GIFanimation/meetindexGON.gif";
    
  image2on = new Image();
  image2on.src = "../GIFanimation/compindexGON.gif";
  
  image3on = new Image();
  image3on.src = "../GIFanimation/cosindexGON.gif";
   
  image4on = new Image();
  image4on.src = "../GIFanimation/famindexGON.gif";
     
  image5on = new Image();
  image5on.src = "../GIFanimation/smileindexGON.gif";
       
  image6on = new Image();
  image6on.src = "../GIFanimation/infoindexGON.gif";
       
  image7on = new Image();
  image7on.src = "../GIFanimation/contactindexGON.gif";


  image1off = new Image();
  image1off.src = "../indeximages/meetGRN.gif";
  
  image2off = new Image();
  image2off.src = "../indeximages/compGRN.gif";

  image3off = new Image();
  image3off.src = "../indeximages/cosmeticGRN.gif";
  
  image4off = new Image();
  image4off.src = "../indeximages/familyGRN.gif";
    
  image5off = new Image();
  image5off.src = "../indeximages/smileGRN.gif";
      
  image6off = new Image();
  image6off.src = "../indeximages/patientGRN.gif";
      
  image7off = new Image();
  image7off.src = "../indeximages/contactGRN.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");
    }
  }
}