browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
condition1 = (browserName.indexOf("Netscape") >=0 ) && browserVer > 2 ;
condition2 = (browserName.indexOf("Explorer") >= 0) && browserVer > 3
if (condition1 == true  || condition2 == true)
                                 CanAnimate = true;
else
    {CanAnimate = false; }
if (CanAnimate) {
              onimage1 = new Image(480,60); 
              onimage1.src = "gifs2/tour-packages-img2.jpg"; 
              offimage1 = new Image(480,60); 
              offimage1.src = "gifs2/tour-packages-img1.jpg";     
              onimage2 = new Image(480,60); 
              onimage2.src = "gifs2/travel-tips-img2.jpg"; 
              offimage2 = new Image(480,60); 
              offimage2.src = "gifs2/travel-tips-img1.jpg";     
              onimage3 = new Image(480,60); 
              onimage3.src = "gifs2/hotels-of-india-img2.jpg"; 
              offimage3 = new Image(480,60); 
              offimage3.src = "gifs2/hotels-of-india-img1.jpg";     
              onimage4 = new Image(480,60); 
              onimage4.src = "gifs2/cities-to-visit-img2.jpg"; 
              offimage4 = new Image(480,60); 
              offimage4.src = "gifs2/cities-to-visit-img1.jpg";     
              onimage5 = new Image(480,60); 
              onimage5.src = "gifs2/forts-monuments-img2.jpg"; 
              offimage5 = new Image(480,60); 
              offimage5.src = "gifs2/forts-monuments-img1.jpg";     
              onimage6 = new Image(480,60); 
              onimage6.src = "gifs2/car-rental-img2.jpg"; 
              offimage6 = new Image(480,60); 
              offimage6.src = "gifs2/car-rental-img1.jpg";     
              onimage7 = new Image(480,60); 
              onimage7.src = "gifs2/query-img2.jpg"; 
              offimage7 = new Image(480,60); 
              offimage7.src = "gifs2/query-img1.jpg";     
    
           }
function itson(imgDocID,imgObjName) {
            if (CanAnimate)   
            document.images[imgDocID].src=eval(imgObjName+".src");
                             }