Date.padded2 = function(hour) { padded2 = hour.toString(); if ((parseInt(hour) < 10) || (parseInt(hour) == null)) padded2="0" + padded2; return padded2; } Date.prototype.getAMPMHour = function() { hour=Date.padded2(this.getHours()); return (hour == null) ? 00 : (hour > 24 ? hour - 24 : hour ) } Date.prototype.getAMPM = function() { return (this.getHours() < 12) ? "" : ""; } Date.prototype.toFormattedString = function(include_time){ str = this.getDate() + "." + (this.getMonth() + 1) + "." + this.getFullYear(); if (include_time) { hour=this.getHours(); str += " " + this.getAMPMHour() + ":" + this.getPaddedMinutes() } return str; } Date.parseFormattedString = function (string) { var regexp = '([0-9]{1,2})\.(([0-9]{1,2})\.(([0-9]{4})( ([0-9]{1,2}):([0-9]{2})? *)?)?)?'; var d = string.match(new RegExp(regexp, "i")); if (d==null) return Date.parse(string); // at least give javascript a crack at it. var offset = 0; var date = new Date(d[5], 0, 1); if (d[3]) { date.setMonth(d[3] - 1); } if (d[5]) { date.setDate(d[1]); } if (d[7]) { date.setHours(parseInt(d[7], 10)); } if (d[8]) { date.setMinutes(d[8]); } if (d[10]) { date.setSeconds(d[10]); } return date; }