if (document.images)
 {imagen1 = new Image(200,160); imagen1.src = "../../img/imagen1.jpg"; 
  imagen2 = new Image(200,160); imagen2.src = "../../img/imagen2.jpg"; 
  imagen3 = new Image(200,160); imagen3.src = "../../img/imagen3.jpg"; 
  imagen4 = new Image(200,160); imagen4.src = "../../img/imagen4.jpg"; 
  imagen5 = new Image(200,160); imagen5.src = "../../img/imagen5.jpg"; 
  imagen6 = new Image(200,160); imagen6.src = "../../img/imagen6.jpg"; 
  imagen7 = new Image(200,160); imagen7.src = "../../img/imagen7.jpg"; 
  imagen8 = new Image(200,160); imagen8.src = "../../img/imagen8.jpg"; 
 }
 function hiLite(imgName,imgObjName) 
 {if (document.images) 
     {document.images[imgName].src = eval(imgObjName + ".src"); }
 }