function flip(pic, r)
    {
        if(r == 2)
        {
            source = eval(pic + "2.src");

            document[pic].src = source;

        }
        if(r == 1)
        {
            source = eval(pic + "1.src");

            document[pic].src = source;

        }
      }



home = new Image();
home1 = new Image();
home1.src = "/templates/BIR/images/directory1.gif";
home2 = new Image();
home2.src = "/templates/BIR/images/directory2.gif";

submit = new Image();
submit1 = new Image();
submit1.src = "/templates/BIR/images/submit1.gif";
submit2 = new Image();
submit2.src = "/templates/BIR/images/submit2.gif";


topsites = new Image();
topsites1 = new Image();
topsites1.src = "/templates/BIR/images/topsites1.gif";
topsites2 = new Image();
topsites2.src = "/templates/BIR/images/topsites2.gif";

newsites = new Image();
newsites1 = new Image();
newsites1.src = "/templates/BIR/images/newsites1.gif";
newsites2 = new Image();
newsites2.src = "/templates/BIR/images/newsites2.gif";

review = new Image();
review1 = new Image();
review1.src = "/templates/BIR/images/review1.gif";
review2 = new Image();
review2.src = "/templates/BIR/images/review2.gif";

blog = new Image();
blog1 = new Image();
blog1.src = "/templates/BIR/images/blog1.gif";
blog2 = new Image();
blog2.src = "/templates/BIR/images/blog2.gif";