function colsheight()
{
   var left;
   var center;
   var right;
   //var rightheight;

 //  left    = document.getElementById("f").offsetHeight;

   if(document.getElementById("fc1"))
   {
     right   = document.getElementById("fc1").offsetHeight;
     center  = document.getElementById("fc2").offsetHeight;
   }

   if(document.getElementById("fc2"))
   {
     right   = document.getElementById("fc1").offsetHeight;
     center  = document.getElementById("fc2").offsetHeight;
   }

   var allheights  = new Array(center, right);

   function Numsort(a,b)
   {
     return b-a;
   }
   allheights.sort(Numsort);


  // document.getElementById("fc2").style.height   = allheights[0] + 'px';

   if(document.getElementById("fc1"))
   {
     document.getElementById("fc1").style.height = allheights[0] + 'px';
     document.getElementById("fc2").style.height  = allheights[0] + 'px';
   }
   if(document.getElementById("fc2"))
   {
     document.getElementById("fc1").style.height = allheights[0] + 'px';
     document.getElementById("fc2").style.height  = allheights[0] + 'px';
   }
  



}