// does top level table cell rollover
function cOn(td){
	if(document.getElementById||(document.all && !(document.getElementById))){
		td.style.backgroundColor = topColourOn;
		td.style.cursor = "hand";
	}
}
function cOut(td){
	if(document.getElementById||(document.all && !(document.getElementById))){
		td.style.backgroundColor = topColourOff;
	}
}

// deals with event problems
if(window.event + "" == "undefined") event = null;
function HM_f_PopUp(){return false};
function HM_f_PopDown(){return false};
popUp = HM_f_PopUp;
popDown = HM_f_PopDown;