function showTab(j)
{

    for(i=0 ;i<=2;i++)
    {
        if (i==j)
        {
         var a = "tabPane" + i;
         var b = document.getElementById (a);
         b.style.display= "block";
       
         var c = "tabMenu" + i;
         var d = document.getElementById (c);
         d.style.backgroundColor= "#FF99FF";
       
        }
        else
        {
         var a = "tabPane" + i;
         var b = document.getElementById (a);
         b.style.display= "none";
       
          var c = "tabMenu" + i;
         var d = document.getElementById (c);
         d.style.backgroundColor= "#FFFFFF";
        }
    
    
   
    }
 



 

}