function on_over(indx,img1,img2)
  {
     if (indx==1)
       {
        var img1_id = img1.id;
        var img2_id = img2.id;
        //turn onmouse over link on.
        img2_source = document.getElementById(img2_id).src;
        img2_source = img2_source.replace(".gif","_white.gif");
        document.getElementById(img2_id).src = img2_source;
       }
     else if (indx==2)
       {
         var img1_id = img1.id;
         var img2_id = img2.id;
         //turn onmouse over link on.
         img2_source = document.getElementById(img2_id).src;
         img2_source = img2_source.replace("_white","");
         document.getElementById(img2_id).src = img2_source;
       }
 }
function fire_style(indx)
{
  if(navigator.appName != "Microsoft Internet Explorer")
      {
        if (indx==1)
           {

           }
        else if (indx==2)
           {

           }
        else if (indx==3)
           {

           }
      }
}

function diagram_position()
{
  if(navigator.appName != "Microsoft Internet Explorer")
     {
        document.getElementById("fat_diagram").style.position = "relative";
        document.getElementById("fat_diagram").style.left = "40px";
     }
  else
     {
      document.getElementById("fat_diagram").style.float = "right";
     }
}