if (document.images)
   {
     /*image_off= new Image();
     image_off.src="images/white.jpg";*/
     
	 image1= new Image();
     image1.src="images/gallery/dog1.jpg"; 
     image2= new Image();
     image2.src="images/gallery/dog2.jpg";
     image3= new Image();
     image3.src="images/gallery/dog3.jpg";
     image4= new Image();
     image4.src="images/gallery/dog4.jpg";
     image5= new Image();
     image5.src="images/gallery/dog5.jpg";
     image6= new Image();
     image6.src="images/gallery/dog6.jpg";
     image7= new Image();
     image7.src="images/gallery/dog7.jpg";
     image8= new Image();
     image8.src="images/gallery/dog8.jpg";
     image9= new Image();
     image9.src="images/gallery/dog9.jpg";
     image10= new Image();
     image10.src="images/gallery/dog11.jpg";
     image11= new Image();
     image11.src="images/gallery/dog12.jpg";
     image12= new Image();
     image12.src="images/gallery/dog14.jpg";
     image13= new Image();
     image13.src="images/gallery/dog15.jpg";
     image14= new Image();
     image14.src="images/gallery/dogsign.jpg";
     image15= new Image();
     image15.src="images/gallery/billboard.jpg";
     image16= new Image();
     image16.src="images/gallery/bigkat.jpg";  
   }

function change1(picName,imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + ".src");
      document[picName].src= imgOn;
    }
 }