// JavaScript Document

function switchImage(imgName, imgSrc) 
{
  if (document.images)
  {
    if (imgSrc != "none")
    {
      document.images[imgName].src = imgSrc;
    }
  }
}

function simplePreload()
{ 
  var args = simplePreload.arguments;
  document.imageArray = new Array(args.length);
  for(var i=0; i<args.length; i++)
  {
    document.imageArray[i] = new Image;
    document.imageArray[i].src = args[i];
  }
}


var lastDivId = "";
function showNavStars( divId )
{
  if ( !document.getElementById )
	{
		return;
	}
	
	// hide old one
	if ( lastDivId.length <= 0 )
	{
		lastDivId = defaultDivId;
	}
	
	var obj = document.getElementById( lastDivId );
	if ( obj ) 
	{
		obj.className = "lr_hidden";
	}
			
  obj = document.getElementById( divId );
	if ( obj )
	{
		obj.className = "lr_visible";
		lastDivId = divId;
	}
}