function cOn(td,aColour){
 if(document.getElementById||(document.all && !(document.getElementById))){
  td.style.backgroundColor=aColour;
  td.style.color="#ffffff";
  td.style.cursor="pointer";
 }
}

function cOut(td){
 if(document.getElementById||(document.all && !(document.getElementById))){
  td.style.backgroundColor="#ffffff";
  td.style.color="black";
  td.style.cursor="default";
 }
}

function ShowHideLayer(divID) {
	var box = document.getElementById(divID);	
		
	if(box.style.display == "none" || box.style.display=="") {
		box.style.display = "block"; 		
	}
	else {
		box.style.display = "none";		
	}
}