/*
 * div layer swap on rollover
 */
 
		function layerSetup(id,visibility){
		if(document.getElementById){
		this.obj = document.getElementById(id).style;
		this.obj.visibility = visibility;
		return this.obj;}
		else if(document.all){
		this.obj = document.all[id].style;
		this.obj.visibility = visibility;
		return this.obj;}
		else if(document.layers){
		this.obj = document.layers[id];
		this.obj.visibility = visibility;
		return this.obj;}
		}
		function visVisible(param){
		new layerSetup(param,'visible');
		}
		
		function visHidden(param){
		new layerSetup(param,'hidden');
		}