// JScript source code
function AllowNumeric(e)
{
    var iKeyCode = 0;
    if (window.event)
    iKeyCode = window.event.keyCode
    else if (e)
    iKeyCode = e.which;
    if (iKeyCode > 47 && iKeyCode < 58)
    return true;
    else
    alert('Please enter numeric values - (0123456789)');
    window.event.returnValue = null; 
    return false;
}