if (document.images){
	var buttonO=new Image;
	    buttonO.src="images/triBtn.gif";
	var buttonH= new Image;
buttonH.src = "images/triBtnGloU.gif";

}




// JavaScript functions to show/hide information

function showInfo(id){
	var ref = document.getElementById(id);
	ref.style.visibility="visible";
}

function hideInfo(id){
	var ref = document.getElementById(id);
	ref.style.visibility="hidden";

}