// onlydigits ----------------------------------------------------------


var isIE = document.all?true:false;
var isNS = document.layers?true:false;
function onlyDigits(e) {
var _ret = true;
if (isIE) {
		if (window.event.keyCode < 46 || window.event.keyCode > 57) {
				window.event.keyCode = 0;
				_ret = false;
			}
}
if (isNS) {
		if (e.which < 46 || e.which > 57) {
				e.which = 0;
				_ret = false;
		}
}
return (_ret); 
}

// onlydigits bitti -----------------------------------------------------