//tel no kontrol
function checkIsNumeric(input){
	var str = "0123456789";
	var result = false;
	for (var i = 0;i<input.length;++i){
		if (str.indexOf(input.charAt(i))==-1){ 
			result = true;
			break;
		}
	}
	return result;
} 

function convertNum(num,deger) {
	num = num.toString().replace(/,/g,'');
	if(isNaN(num)||(num=='')||(checkIsNumeric(num))){
		num = deger;
	}
	return (num);
}
function no_ctrl(){
//	alert(event.keyCode);
if (event.keyCode < 48)  event.returnValue=false;
if (event.keyCode > 57)  event.returnValue=false;	 
if ((event.keyCode > 48) &&  (event.keyCode < 57)) event.returnValue=true;	 
}