function rating(num, setnum) {

	var s = num.id.replace(setnum + "_", '');

	for (i = 1; i <= 5; i++ ){
		if (i <= s) {
			document.getElementById(setnum + "_" + i).className = "on";
		} else {
			document.getElementById(setnum + "_" + i).className = "";
		}
	}

}

function rolloff(me, setnum) {

	var current = document.getElementById(setnum + "_rating").value;


	for (i = 1; i <= 5; i++) {
		if (i <= current) {
			document.getElementById(setnum + "_" + i).className = "on";
		} else {
			document.getElementById(setnum + "_" + i).className = "";
		}
	}

}

function rateIt(me, setnum){

	var s = me.id.replace(setnum + "_", '');
	document.getElementById(setnum + "_rating").value = s;
	rolloff(me, setnum);

}