function noNumbers(e)
{
var keynum;
var keychar;
var numcheck;if(window.event) // IE
  {
  keynum = e.keyCode;
  }
else if(e.which) // Netscape/Firefox/Opera
  {
  keynum = e.which;
  }
keychar = String.fromCharCode(keynum);
numcheck = /\d/;
return !numcheck.test(keychar);
}

function NumberOnly(e)
{
var keynum;
var keychar;
var numcheck;if(window.event) // IE
  {
  keynum = e.keyCode;
  }
else if(e.which) // Netscape/Firefox/Opera
  {
  keynum = e.which;
  }
keychar = String.fromCharCode(keynum);
numcheck = /\D/;
return !numcheck.test(keychar);
}

function setNavKeyCode()
{
    if (event.keyCode==39) {event.keyCode=9; return event.keyCode;} //Enter and Right
    else if (event.keyCode==40 || event.keyCode==38 || event.keyCode==13) //down-up
    {
        if (event.srcElement.tagName.toUpperCase() == "INPUT" && event.srcElement.id.indexOf("c")==0)
        {
            var feedval = (event.keyCode==38?-1:1);
            var tgtid = parseInt(event.srcElement.id.substr(1)) + feedval;
            if (document.getElementById("c"+tgtid))
                document.getElementById("c"+tgtid).focus();
        }
    }
    //if (event.keyCode==37 || event.keyCode==38) {event.shiftKey; event.keyCode=9; } //return event.keyCode;}
}

function setNavKeyCode2()
{
    if (event.keyCode==39 || event.keyCode==13) {event.keyCode=9; return event.keyCode;} //Enter and Right
}