// JScript File
function CampaingControl(text_,value,head)
{
if (text_.length > parseInt(value)) {
alert('Maksimum '+value+' karakter giriniz.');
text_ = text_.substring(0,parseInt(value));
}
document.getElementById(head).value=text_;
}

function DiscountControl(text_,head)
{

var characters="1234567890";
var deger="";
var cntrl="0";

    for (var i=0; i<text_.length ; i++) {
        if (characters.indexOf(text_.charAt(i)) < 0) {
            cntrl="1";
        }
        else {
            deger+=text_.charAt(i);
             }
    }
    if(cntrl==1)
        alert('Sadece "Rakam" giriniz.');
    document.getElementById(head).value=deger;
}