/* JS show or hidden div object */
function showdiv(obj)
{
  eval("stage=document.getElementById('" + obj + "').style.display")
  if (stage=="none")
  {
	  eval("document.getElementById('" + obj + "').style.display=''");
  }
  else
  { 
      eval("document.getElementById('" + obj + "').style.display='none'");
  }
}