function hideDiv(divid){
  var varStyle = document.getElementById(divid).style;
  var varKill =  document.getElementById("kill_"+divid).style;
  if (varStyle.visibility!="hidden"){  
    	varStyle.visibility="hidden";  
    	varStyle.display="none";
      varKill.visibily="visible";
      varKill.display="block";
      
  }
}

function showDiv(divid){
  var varStyle = document.getElementById(divid).style;
  var varKill =  document.getElementById("kill_"+divid).style;
   if (varStyle.visibility!="visible"){  
    	   varStyle.visibility="visible";  
    	   varStyle.display="block";  	
         varKill.visibily="hidden";
         varKill.display="none";
    }
}