在MyFaces Tomahawk的弹出输入inputCalendar中消除“ Today is ”字符串

<t:inputCalendar id=\"dob\"  
    maxlength=\"10\" 
    value=\"#{myBackingBean.person.dateOfBirth}\"
    monthYearRowClass=\"monthYearRowClass\" 
    weekRowClass=\"weekRowClass\" 
    dayCellClass=\"dayCellClass\" 
    currentDayCellClass=\"currentDayCellClass\"
    popupTodayString=\"HERE_GOES_EMPTY_STRING\" 
    popupWeekString=\"Wk\" renderAsPopup=\"true\"
    renderPopupButtonAsImage=\"true\" 
    popupDateFormat=\"MM/dd/yyyy\"
    alt=\"Calendar\" title=\"Calendar\">
 </t:inputCalendar>

.someCssClass div
{
    display:none;
}

<div id=\"today\">Today is Fri, 8 Jul 2005</div>

div#today {
    visibility: hidden;
}