$P.getDaysInMonth = function () { return $D.getDaysInMonth(this.getFullYear(), this.getMonth()); 
$D.getDaysInMonth = function (year, month) { return [31, ($D.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month]; 
    $P.getDaysInMonth = function () {         return $D.getDaysInMonth(this.getFullYear(), this.getMonth());    };
2975	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2975/03ae1ab662e66736518b465f8d80c143053a8fa5/core-debug.js/buggy/src/core-debug.js