Here you can find the source of getSimpleMillisecondsgetSimpleMilliseconds()
Date.prototype.getSimpleMilliseconds = function getSimpleMilliseconds() { return (this.getDaySeconds()/ (24*60*60) * (10*100*100)) - this.getDaySimpleSeconds(); }
Date.prototype.getNextDate = function(i){ return new Date(new Date().setDate(new Date().getDate()+i)); };
Date.prototype.getNumberDate = function() { var month = this.getMonth() + 1; var day = this.getDate(); var year = this.getFullYear(); return month +"/"+ day +"/"+ year;
Date.prototype.getPreviousDate = function(i){ return new Date(new Date().setDate(new Date().getDate()-i)); };
Date.prototype.getSecondsFormatted = function(number) { var second = this.getSeconds(); return second < 10 ? '0' + second : second; };
Date.prototype.getSecondsTwoDigits = function() var retval = this.getSeconds(); if (retval < 10) return ("0" + retval.toString()); else return retval.toString(); };
Date.prototype.getSimpleSeconds = function getSimpleSeconds() { var ss_ofs = this.getDaySimpleSeconds(); var sm_ofs = Math.floor(ss_ofs/100); var sh_ofs = Math.floor(sm_ofs/100); return ss_ofs - sm_ofs*100;
Date.prototype.getStDate=function(strDate) { var date = eval('new Date(' + strDate.replace(/\d+(?=-[^-]+$)/, function (a) { return parseInt(a, 10) - 1; }).match(/\d+/g) + ')'); return date; };
Date.prototype.getSuffix = function () { switch (this.getDate()) { case 1: case 21: case 31: return "st"; case 2: case 22: return "nd"; ...
Date.prototype.getW3CDTF = function() { var year = this.getFullYear(); var mon = this.getMonth()+1; var day = this.getDate(); var hour = this.getHours(); var min = this.getMinutes(); var sec = this.getSeconds(); if ( mon < 10 ) mon = "0"+mon; if ( day < 10 ) day = "0"+day; ...