//
// Only allow digits and decimal point.
//
function setNumericOnly(object) {
	value = object.value;
	object.value = value.replace(/[^\d\.]/g, "");
}


 
function formatMoney(num) {
	num = num.toString().replace(/\$|\,/g,'');
	if(isNaN(num)) num = "0";
	sign = (num == (num = Math.abs(num)));
	num = Math.floor(num*100+0.50000000001);
	dec = num%100;
	num = Math.floor(num/100).toString();
	if(dec<10) dec = "0" + dec;
	for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++) {
		num = num.substring(0,num.length-(4*i+3)) + ',' + num.substring(num.length-(4*i+3));
	}
	return (((sign)?'':'-') + num + '.' + dec) + currency;
}