// copyright 1999 Idocs, Inc. http://www.idocs.com
// Distribute this script freely but keep this notice in place
function numbersonly(myfield, e, dec)
{
    var key;
    var keychar;

    if (window.event)
       key = window.event.keyCode;
    else if (e)
       key = e.which;
    else
       return true;
    keychar = String.fromCharCode(key);

    // control keys
    if ((key==null) || (key==0) || (key==8) || 
        (key==9) || (key==13) || (key==27) )
       return true;

    // numbers
    else if ((("0123456789").indexOf(keychar) > -1))
       return true;

    // decimal point jump
    else if (dec && (keychar == "."))
       {
       myfield.form.elements[dec].focus();
       return false;
       }
    else
       return false;
}

// copyright 1999 Idocs, Inc. http://www.idocs.com
// Distribute this script freely but keep this notice in place
function lettersonly(e) {
    var key;
    var keychar;

    if (window.event)
        key = window.event.keyCode;
    else if (e)
        key = e.which;
    else
        return true;
    keychar = String.fromCharCode(key);
    keychar = keychar.toLowerCase();

    // control keys
    if ((key == null) || (key == 0) || (key == 8) ||
    (key == 9) || (key == 13) || (key == 27))
        return true;

    // alphas and numbers
    else if (((" abcdefghijklmnopqrstuvwxyz").indexOf(keychar) > -1))
        return true;
    else
        return false;
}


function lettersonly(e) {
    var key;
    var keychar;

    if (window.event)
        key = window.event.keyCode;
    else if (e)
        key = e.which;
    else
        return true;
    keychar = String.fromCharCode(key);
    keychar = keychar.toLowerCase();

    // control keys
    if ((key == null) || (key == 0) || (key == 8) ||
    (key == 9) || (key == 13) || (key == 27))
        return true;

    // alphas and numbers
    else if (((" abcdefghijklmnopqrstuvwxyz").indexOf(keychar) > -1))
        return true;
    else
        return false;
}