function ForceNumber(objField,displayFieldName) {   //alert("hi");
    var strField = new String(objField.val());

    if (isWhitespace(strField)) return true;

    var i = 0;

    for (i = 0; i < strField.length; i++)
        if (strField.charAt(i) < '0' || strField.charAt(i) > '9') {
            errorMessage = displayFieldName + " must be a valid numeric entry.  Please do not use commas or dollar signs or any non-numeric symbols.";
            DisplayError(objField,errorMessage)
            objField.focus();
            return false;
        }

    return true;

}
//  (no alpha characters), else it displays an error message
(no alpha characters), else it displays an error message
( no alpha characters ) else it displays an error message
function ForceNumber(objField,displayFieldName) {   
    var strField = new String(objField.val());
    if (isWhitespace(strField)) return true;
    var i = 0;
    for (i = 0; i < strField.length; i++)
        if (strField.charAt(i) < '0' || strField.charAt(i) > '9') {
            errorMessage = displayFieldName + " must be a valid numeric entry.  Please do not use commas or dollar signs or any non-numeric symbols.";
            DisplayError(objField,errorMessage)
            objField.focus();
            return false;
        }
    return true;
}
function ForceNumber ( objField , displayFieldName ) { var strField = new String ( objField . val ( ) ) ; if ( isWhitespace ( strField ) ) return true ; var i = 0 ; for ( i = 0 ; i < strField . length ; i ++ ) if ( strField . charAt ( i ) < '0' || strField . charAt ( i ) > '9' ) { errorMessage = displayFieldName + " must be a valid numeric entry.  Please do not use commas or dollar signs or any non-numeric symbols." ; DisplayError ( objField , errorMessage ) objField . focus ( ) ; return false ; } return true ; }
(no alpha characters), else it displays an error message
( no alpha characters ) else it displays an error message
//alert("hi");