public/javascripts/yui/calendar/calendar.js
function(workingDate, cell) {
        Dom.addClass(cell, this.Style.CSS_CELL_OOB);
        cell.innerHTML = workingDate.getDate();
        return Calendar.STOP_RENDER;
    }
function(workingDate, cell) {
        Dom.addClass(cell, this.Style.CSS_CELL_OOB);
        cell.innerHTML = workingDate.getDate();
        return Calendar.STOP_RENDER;
    }
function ( workingDate , cell ) { Dom . addClass ( cell , this . Style . CSS_CELL_OOB ) ; cell . innerHTML = workingDate . getDate ( ) ; return Calendar . STOP_RENDER ; }
BEGIN BUILT-IN TABLE CELL RENDERERS 
Renders a cell that falls before the minimum date or after the maximum date.
widget class.
@method renderOutOfBoundsDate
@param {Date}     workingDate  The current working Date object being used to generate the calendar
@param {HTMLTableCellElement} cell   The current working cell in the calendar
@return {String} YAHOO.widget.Calendar.STOP_RENDER if rendering should stop with this style, null or nothing if rendering
should not be terminated
BEGIN BUILT - IN TABLE CELL RENDERERS Renders a cell that falls before the minimum date or after the maximum date . widget class .