<!--//
function getStyleClass (className) {
	for (var s = 0; s < document.styleSheets.length; s++)
	{
		if(document.styleSheets[s].rules)
		{
			for (var r = 0; r < document.styleSheets[s].rules.length; r++)
			{
				if (document.styleSheets[s].rules[r].selectorText == '.' + className)
				{
					return document.styleSheets[s].rules[r];
				}
			}
		}
		else if(document.styleSheets[s].cssRules)
		{
			for (var r = 0; r < document.styleSheets[s].cssRules.length; r++)
			{
				if (document.styleSheets[s].cssRules[r].selectorText == '.' + className)
					return document.styleSheets[s].cssRules[r];
			}
		}
	}
	
	return null;
}

function preloadImages(){
  var loadedImages = new Array;
  for (i=0; i < preloadImages.arguments.length; i++){
  	loadedImages[i] = new Image;
  	loadedImages[i].src = docRoot + preloadImages.arguments[i];
  }
}

onLoad = preloadImages("images/shared/bkgd_nav_top1.gif","images/shared/bkgd_nav_top2.gif","images/shared/bkgd_nav_top3.gif");

function hidediv(divID) 
	{
		document.getElementById(divID).style.visibility = 'hidden';
	}

function showdiv(divID) 
	{
		document.getElementById(divID).style.visibility = 'visible';
	}

//-->