<!--
var a;
function switchlayer(Layer_Name)
{
  		var b = document.getElementById(Layer_Name);
  	if (a) a.style.display = "none";
  		{ 
		b.style.display =  (b.style.display == "block")? "none": "block"; 
  		a = b;
		}
}

function closelayer(Layer_Name)
{
	var b = document.getElementById(Layer_Name);
	b.style.display = "none";
}
function toggle( targetId )
{
  if (document.getElementById)
  {
    var target  = document.getElementById( targetId );

    if (target.style.display == "")
    {
      target.style.display = "none"
    }
    else
    {
      target.style.display = ""
    }
  }
}
function hidediv( targetId )
{
  if (document.getElementById)
  {
    var target  = document.getElementById( targetId );

    target.style.display = "none"
  }
}
 // -->