function toggleView(t,v)
{
        var d, e;
        e = document.getElementById("mainpic");
                       
        d = document.getElementById("div1");
        if(d!=null) d.style.display = "none";
        d = document.getElementById("div2");
        if(d!=null) d.style.display = "none";
        d = document.getElementById("div3");
        if(d!=null) d.style.display = "none";

        if(v==0)
        {
                e.src="images/"+t+"1.jpg";
                d = document.getElementById("div1");
                if(d!=null) d.style.display = "block";
        }
        else if(v==1)
        {
                e.src="images/"+t+"2.png";
                d = document.getElementById("div2");
                if(d!=null) d.style.display = "block";
        }
        else
        {
                e.src="images/"+t+"3.png";
                d = document.getElementById("div3");
                if(d!=null) d.style.display = "block";
        }
}