var z;
function mouseOver(z) {
    document.getElementById("score"+z).src ="http://www.unitedsense.nl/img/checklist_brons.gif";
}
function mouseOut(z) {
    var extra ="";
	if (z == "1") extra = "_rood";
	if (z == "10") extra = "_groen";
	document.getElementById("score"+z).src ="http://www.unitedsense.nl/img/checklist"+extra+".gif";
	
}