function HideAllLayers()
	{
		HideLayer("divSTRATDev");
		HideLayer("divSTRATBusBuilding");
		HideLayer("divSTRATMktMeasure");
		HideLayer("divSTRATHelpFiles");
		HideLayer("divSTRATPrograms");
		HideLayer("divPROCAudits");
		HideLayer("divPROCForensics");
		HideLayer("divIMPLPrograms");
		HideLayer("divIMPLB2B");
		HideLayer("divIMPLCourseware");
	}
	
	function ShowLayer(strLayerID)
	{
		document.getElementById(strLayerID).style.visibility = "visible";	
	}
	
	function HideLayer(strLayerID)
	{
		document.getElementById(strLayerID).style.visibility = "hidden";
	}
	
	function CopyLayerContent(strCopyFromLayerID, strCopyToLayerID)
	{
		var tempLayer;
		var strLayerID;
		
		tempLayer = document.getElementById(strCopyToLayerID);
		tempLayer.innerHTML = eval("document.getElementById('" + strCopyFromLayerID + "').innerHTML");
	}
	
	function ClearLayerContent(strLayerID)
	{
		eval("document.getElementById('" + strLayerID + "').innerHTML = ''");
	}