function show(item)
  {
    var obj = document.getElementById(item);
	obj.style.visibility = "visible";
  }
  function hide(item)
  {
    var obj = document.getElementById(item);
	obj.style.visibility = "hidden";
  }  
  function toggle(item)
  {
    var obj = document.getElementById(item);
	if (obj.style.visibility == "hidden")
	  obj.style.visibility = "visible";
	else
	  obj.style.visibility = "hidden";
  }
  function toggleradio(item, item2)
  {
    var obj = document.getElementById(item);
    var obj2 = document.getElementById(item2);
	if (obj.style.visibility == "hidden")
	{
	  obj.style.visibility = "visible";
	  obj2.style.visibility = "hidden";
	}
  }
  function redirect(address)
  {
	window.location = address;
  }
  
function selstart(e){
	return false;
}