text: /*
   * Date prototype extensions. Doesn't depend on any
   * other code. Doens't overwrite existing methods.
   *
   * Adds dayNames, abbrDayNames, monthNames and abbrMonthNames static properties and isLeapYear,
   * isWeekend, isWeekDay, getDaysInMonth, getDayName, getMonthName, getDayOfYear, getWeekOfYear,
   * setDayOfYear, addYears, addMonths, addDays, addHours, addMinutes, addSeconds methods
   *
   * Copyright (c) 2006 JÃ¶rn Zaefferer and Brandon Aaron (brandon.aaron@gmail.com || http://brandonaaron.net)
   *
   * Additional methods and properties added by Kelvin Luck: firstDayOfWeek, dateFormat, zeroTime, asString, fromString -
   * I've added my name to these methods so you know who to blame if they are broken!
   * 
   * Dual licensed under the MIT and GPL licenses:
   *   http://www.opensource.org/licenses/mit-license.php
   *   http://www.gnu.org/licenses/gpl.html
   *
   */
  
  /**
   * An Array of day names starting with Sunday.
   * 
   * @example dayNames[0]
   * @result 'Sunday'
   *
   * @name dayNames
   * @type Array
   * @cat Plugins/Methods/Date
   */
  Date.dayNames = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
  
  /**
   * An Array of abbreviated day names starting with Sun.
   * 
   * @example abbrDayNames[0]
   * @result 'Sun'
   *
   * @name abbrDayNames
   * @type Array
   * @cat Plugins/Methods/Date
   */
  Date.abbrDayNames = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
  
  /**
   * An Array of month names starting with Janurary.
   * 
   * @example monthNames[0]
   * @result 'January'
   *
   * @name monthNames
   * @type Array
   * @cat Plugins/Methods/Date
   */
  Date.monthNames = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
  
  /**
   * An Array of abbreviated month names starting with Jan.
   * 
   * @example abbrMonthNames[0]
   * @result 'Jan'
   *
   * @name monthNames
   * @type Array
   * @cat Plugins/Methods/Date
   */
  Date.abbrMonthNames = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
  
  /**
   * The first day of the week for this locale.
   *
   * @name firstDayOfWeek
   * @type Number
   * @cat Plugins/Methods/Date
   * @author Kelvin Luck
   */
  Date.firstDayOfWeek = 1;
  
  /**
   * The format that string dates should be represented as (e.g. 'dd/mm/yyyy' for UK, 'mm/dd/yyyy' for US, 'yyyy-mm-dd' for Unicode etc).
   *
   * @name format
   * @type String
   * @cat Plugins/Methods/Date
   * @author Kelvin Luck
   */
  //Date.format = 'dd/mm/yyyy';
  //Date.format = 'mm/dd/yyyy';
  //Date.format = 'yyyy-mm-dd';
  Date.format = 'dd mmm yyyy';
  
  /**
   * The first two numbers in the century to be used when decoding a two digit year. Since a two digit year is ambiguous (and date.setYear
   * only works with numbers < 99 and so doesn't allow you to set years after 2000) we need to use this to disambiguate the two digit year codes.
   *
   * @name format
   * @type String
   * @cat Plugins/Methods/Date
   * @author Kelvin Luck
   */
  Date.fullYearStart = '20';
  
  (function() {
  
  	/**
  	 * Adds a given method under the given name 
  	 * to the Date prototype if it doesn't
  	 * currently exist.
  	 *
  	 * @private
  	 */
  	function add(name, method) {
  		if( !Date.prototype[name] ) {
  			Date.prototype[name] = method;
  		}
  	};
  	
  	/**
  	 * Checks if the year is a leap year.
  	 *
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.isLeapYear();
  	 * @result true
  	 *
  	 * @name isLeapYear
  	 * @type Boolean
  	 * @cat Plugins/Methods/Date
  	 */
  	add("isLeapYear", function() {
  		var y = this.getFullYear();
  		return (y%4==0 && y%100!=0) || y%400==0;
  	});
  	
  	/**
  	 * Checks if the day is a weekend day (Sat or Sun).
  	 *
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.isWeekend();
  	 * @result false
  	 *
  	 * @name isWeekend
  	 * @type Boolean
  	 * @cat Plugins/Methods/Date
  	 */
  	add("isWeekend", function() {
  		return this.getDay()==0 || this.getDay()==6;
  	});
  	
  	/**
  	 * Check if the day is a day of the week (Mon-Fri)
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.isWeekDay();
  	 * @result false
  	 * 
  	 * @name isWeekDay
  	 * @type Boolean
  	 * @cat Plugins/Methods/Date
  	 */
  	add("isWeekDay", function() {
  		return !this.isWeekend();
  	});
  	
  	/**
  	 * Gets the number of days in the month.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getDaysInMonth();
  	 * @result 31
  	 * 
  	 * @name getDaysInMonth
  	 * @type Number
  	 * @cat Plugins/Methods/Date
  	 */
  	add("getDaysInMonth", function() {
  		return [31,(this.isLeapYear() ? 29:28),31,30,31,30,31,31,30,31,30,31][this.getMonth()];
  	});
  	
  	/**
  	 * Gets the name of the day.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getDayName();
  	 * @result 'Saturday'
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getDayName(true);
  	 * @result 'Sat'
  	 * 
  	 * @param abbreviated Boolean When set to true the name will be abbreviated.
  	 * @name getDayName
  	 * @type String
  	 * @cat Plugins/Methods/Date
  	 */
  	add("getDayName", function(abbreviated) {
  		return abbreviated ? Date.abbrDayNames[this.getDay()] : Date.dayNames[this.getDay()];
  	});
  
  	/**
  	 * Gets the name of the month.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getMonthName();
  	 * @result 'Janurary'
  	 *
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getMonthName(true);
  	 * @result 'Jan'
  	 * 
  	 * @param abbreviated Boolean When set to true the name will be abbreviated.
  	 * @name getDayName
  	 * @type String
  	 * @cat Plugins/Methods/Date
  	 */
  	add("getMonthName", function(abbreviated) {
  		return abbreviated ? Date.abbrMonthNames[this.getMonth()] : Date.monthNames[this.getMonth()];
  	});
  
  	/**
  	 * Get the number of the day of the year.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getDayOfYear();
  	 * @result 11
  	 * 
  	 * @name getDayOfYear
  	 * @type Number
  	 * @cat Plugins/Methods/Date
  	 */
  	add("getDayOfYear", function() {
  		var tmpdtm = new Date("1/1/" + this.getFullYear());
  		return Math.floor((this.getTime() - tmpdtm.getTime()) / 86400000);
  	});
  	
  	/**
  	 * Get the number of the week of the year.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.getWeekOfYear();
  	 * @result 2
  	 * 
  	 * @name getWeekOfYear
  	 * @type Number
  	 * @cat Plugins/Methods/Date
  	 */
  	add("getWeekOfYear", function() {
  		return Math.ceil(this.getDayOfYear() / 7);
  	});
  
  	/**
  	 * Set the day of the year.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.setDayOfYear(1);
  	 * dtm.toString();
  	 * @result 'Tue Jan 01 2008 00:00:00'
  	 * 
  	 * @name setDayOfYear
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("setDayOfYear", function(day) {
  		this.setMonth(0);
  		this.setDate(day);
  		return this;
  	});
  	
  	/**
  	 * Add a number of years to the date object.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.addYears(1);
  	 * dtm.toString();
  	 * @result 'Mon Jan 12 2009 00:00:00'
  	 * 
  	 * @name addYears
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("addYears", function(num) {
  		this.setFullYear(this.getFullYear() + num);
  		return this;
  	});
  	
  	/**
  	 * Add a number of months to the date object.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.addMonths(1);
  	 * dtm.toString();
  	 * @result 'Tue Feb 12 2008 00:00:00'
  	 * 
  	 * @name addMonths
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("addMonths", function(num) {
  		var tmpdtm = this.getDate();
  		
  		this.setMonth(this.getMonth() + num);
  		
  		if (tmpdtm > this.getDate())
  			this.addDays(-this.getDate());
  		
  		return this;
  	});
  	
  	/**
  	 * Add a number of days to the date object.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.addDays(1);
  	 * dtm.toString();
  	 * @result 'Sun Jan 13 2008 00:00:00'
  	 * 
  	 * @name addDays
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("addDays", function(num) {
  		this.setDate(this.getDate() + num);
  		return this;
  	});
  	
  	/**
  	 * Add a number of hours to the date object.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.addHours(24);
  	 * dtm.toString();
  	 * @result 'Sun Jan 13 2008 00:00:00'
  	 * 
  	 * @name addHours
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("addHours", function(num) {
  		this.setHours(this.getHours() + num);
  		return this;
  	});
  
  	/**
  	 * Add a number of minutes to the date object.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.addMinutes(60);
  	 * dtm.toString();
  	 * @result 'Sat Jan 12 2008 01:00:00'
  	 * 
  	 * @name addMinutes
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("addMinutes", function(num) {
  		this.setMinutes(this.getMinutes() + num);
  		return this;
  	});
  	
  	/**
  	 * Add a number of seconds to the date object.
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.addSeconds(60);
  	 * dtm.toString();
  	 * @result 'Sat Jan 12 2008 00:01:00'
  	 * 
  	 * @name addSeconds
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 */
  	add("addSeconds", function(num) {
  		this.setSeconds(this.getSeconds() + num);
  		return this;
  	});
  	
  	/**
  	 * Sets the time component of this Date to zero for cleaner, easier comparison of dates where time is not relevant.
  	 * 
  	 * @example var dtm = new Date();
  	 * dtm.zeroTime();
  	 * dtm.toString();
  	 * @result 'Sat Jan 12 2008 00:01:00'
  	 * 
  	 * @name zeroTime
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 * @author Kelvin Luck
  	 */
  	add("zeroTime", function() {
  		this.setMilliseconds(0);
  		this.setSeconds(0);
  		this.setMinutes(0);
  		this.setHours(0);
  		return this;
  	});
  	
  	/**
  	 * Returns a string representation of the date object according to Date.format.
  	 * (Date.toString may be used in other places so I purposefully didn't overwrite it)
  	 * 
  	 * @example var dtm = new Date("01/12/2008");
  	 * dtm.asString();
  	 * @result '12/01/2008' // (where Date.format == 'dd/mm/yyyy'
  	 * 
  	 * @name asString
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 * @author Kelvin Luck
  	 */
  	add("asString", function() {
  		var r = Date.format;
  		return r
  			.split('yyyy').join(this.getFullYear())
  			.split('yy').join((this.getFullYear() + '').substring(2))
  			.split('mmm').join(this.getMonthName(true))
  			.split('mm').join(_zeroPad(this.getMonth()+1))
  			.split('dd').join(_zeroPad(this.getDate()));
  	});
  	
  	/**
  	 * Returns a new date object created from the passed String according to Date.format or false if the attempt to do this results in an invalid date object
  	 * (We can't simple use Date.parse as it's not aware of locale and I chose not to overwrite it incase it's functionality is being relied on elsewhere)
  	 *
  	 * @example var dtm = Date.fromString("12/01/2008");
  	 * dtm.toString();
  	 * @result 'Sat Jan 12 2008 00:00:00' // (where Date.format == 'dd/mm/yyyy'
  	 * 
  	 * @name fromString
  	 * @type Date
  	 * @cat Plugins/Methods/Date
  	 * @author Kelvin Luck
  	 */
  	Date.fromString = function(s)
  	{
  		var f = Date.format;
  		var d = new Date('01/01/1977');
  		var iY = f.indexOf('yyyy');
  		if (iY > -1) {
  			d.setFullYear(Number(s.substr(iY, 4)));
  		} else {
  			// TODO - this doesn't work very well - are there any rules for what is meant by a two digit year?
  			d.setFullYear(Number(Date.fullYearStart + s.substr(f.indexOf('yy'), 2)));
  		}
  		var iM = f.indexOf('mmm');
  		if (iM > -1) {
  			var mStr = s.substr(iM, 3);
  			for (var i=0; i<Date.abbrMonthNames.length; i++) {
  				if (Date.abbrMonthNames[i] == mStr) break;
  			}
  			d.setMonth(i);
  		} else {
  			d.setMonth(Number(s.substr(f.indexOf('mm'), 2)) - 1);
  		}
  		d.setDate(Number(s.substr(f.indexOf('dd'), 2)));
  		if (isNaN(d.getTime())) {
  			return false;
  		}
  		return d;
  	};
  	
  	// utility method
  	var _zeroPad = function(num) {
  		var s = '0'+num;
  		return s.substring(s.length-2)
  		//return ('0'+num).substring(-2); // doesn't work on IE :(
  	};
  	
  })();