function chkNumericOnly(e) {
	var keyCode = (e.keyCode) ? e.keyCode : e.which;
	//keyCode==8 - backspace
	//keyCode==9 - tab
	//keyCode==13 - enter
     if(((keyCode<45 || keyCode>57 ) && keyCode!=8 && keyCode!=9 && keyCode!=13) || keyCode==46) {
		alert("Only digits to be entered. Decimal not allowed for this field.");
		cancelIllegal(e);
	}
}

function cancelIllegal(e) {
	(e.keyCode) ? e.returnValue = false : e.preventDefault();
}

function chkAllowed(e)
{
	var keyCode = (e.keyCode) ? e.keyCode : e.which;
	if((keyCode>=33 && keyCode<=47) || (keyCode>=58 && keyCode<=64) || (keyCode>=91 && keyCode<=96) || (keyCode>=123 && keyCode<=126))
	{
		alert("Invalid character.");
		cancelIllegal(e);
	}
}

function chkAllowedAndSpaces(e)
{
	//var keyCode = (e.keyCode) ? e.keyCode : e.which;
	keyCode = e;
	//if((keyCode>=40 && keyCode<=47) || (keyCode>=58 && keyCode<=64) || (keyCode>=91 && keyCode<=96) || (keyCode>=123 && keyCode<=126))
	//{
		alert("Invalid character. Keycode: " + keyCode);
		//cancelIllegal(e);
	//}
}