String.prototype.trim = function() {
  return this.replace(/(^\s+|\s+$)/g, '');
};

String.prototype.formatted = function() {
  var newString = this;

  for (var i = 0; i < arguments.length; i++)
    newString = newString.replace("%{" + i + "}", arguments[i], "g");

  return newString;
};

String.prototype.repeat = function(count) {
  var newString = "";
  for (var i = 0; i < count; i++) {
    newString += this;
  }

  return newString;
};

String.prototype.capitalize = function() {
  return this.replace(/\w+/g,
		      function(a) {
			return ( a.charAt(0).toUpperCase()
				 + a.substr(1).toLowerCase() );
		      });
};

String.prototype.decodeEntities = function() {
  return this.replace(/&#(\d+);/g,
		      function(wholematch, parenmatch1) {
			return String.fromCharCode(+parenmatch1);
		      });
};

String.prototype.asDate = function () {
  var newDate;
  var date = this.split("/");
  if (date.length == 3)
    newDate = new Date(date[2], date[1] - 1, date[0]);
  else {
    date = this.split("-");
    if (date.length == 3)
      newDate = new Date(date[0], date[1] - 1, date[2]);
    else {
      if (this.length == 8) {
	newDate = new Date(this.substring(0, 4),
			   this.substring(4, 6) - 1,
			   this.substring(6, 8));
      }
    }
  }

  return newDate;  
};

Date.prototype.sogoDayName = function() {
  var dayName = "";

  var day = this.getDay();
  if (day == 0) {
    dayName = labels['a2_Sunday'];
  } else if (day == 1) {
    dayName = labels['a2_Monday'];
  } else if (day == 2) {
    dayName = labels['a2_Tuesday'];
  } else if (day == 3) {
    dayName = labels['a2_Wednesday'];
  } else if (day == 4) {
    dayName = labels['a2_Thursday'];
  } else if (day == 5) {
    dayName = labels['a2_Friday'];
  } else if (day == 6) {
    dayName = labels['a2_Saturday'];
  }

  return dayName;
};

Date.prototype.daysUpTo = function(otherDate) {
  var days = new Array();

  var day1 = this.getTime();
  var day2 = otherDate.getTime();
  if (day1 > day2) {
    var tmp = day1;
    day1 = day2;
    day2 = tmp;
  }
  //   var day1Date = new Date();
  //   day1Date.setTime(this.getTime());
  //   day1Date.setHours(0, 0, 0, 0);
  //   var day2Date = new Date();
  //   day2Date.setTime(otherDate.getTime());
  //   day2Date.setHours(23, 59, 59, 999);
  //   var day1 = day1Date.getTime();
  //   var day2 = day2Date.getTime();

  var nbrDays = Math.floor((day2 - day1) / 86400000) + 1;
  for (var i = 0; i < nbrDays; i++) {
    var newDate = new Date();
    newDate.setTime(day1 + (i * 86400000));
    days.push(newDate);
  }

  return days;
};

Date.prototype.getDayString = function() {
  var newString = this.getYear();
  if (newString < 1000) newString += 1900;
  var month = '' + (this.getMonth() + 1);
  if (month.length == 1)
    month = '0' + month;
  newString += month;
  var day = '' + this.getDate();
  if (day.length == 1)
    day = '0' + day;
  newString += day;

  return newString;
};

Date.prototype.getHourString = function() {
  var newString = this.getHours() + '00';
  if (newString.length == 3)
    newString = '0' + newString;

  return newString;
};

Date.prototype.getDisplayHoursString = function() {
  var hoursString = "" + this.getUTCHours();
  if (hoursString.length == 1)
    hoursString = '0' + hoursString;

  var minutesString = "" + this.getUTCMinutes();
  if (minutesString.length == 1)
    minutesString = '0' + minutesString;

  return hoursString + ":" + minutesString;
};

Date.prototype.stringWithSeparator = function(separator) {
  var month = '' + (this.getMonth() + 1);
  var day = '' + this.getDate();
  var year = this.getYear();
  if (year < 1000)
    year = '' + (year + 1900);
  if (month.length == 1)
    month = '0' + month;
  if (day.length == 1)
    day = '0' + day;

  if (separator == '-')
    str = year + '-' + month + '-' + day;
  else
    str = day + '/' + month + '/' + year;

  return str;
};

Date.prototype.sogoFreeBusyStringWithSeparator = function(separator) {
  return this.sogoDayName() + ", " + this.stringWithSeparator(separator);
};

Date.prototype.addDays = function(nbrDays) {
  var milliSeconds = this.getTime();
  milliSeconds += 86400000 * nbrDays;
  this.setTime(milliSeconds);
};

Date.prototype.earlierDate = function(otherDate) {
  var workDate = new Date();
  workDate.setTime(otherDate.getTime());
  workDate.setHours(0);
  return ((this.getTime() < workDate.getTime())
	  ? this : otherDate);
};

Date.prototype.laterDate = function(otherDate) {
  var workDate = new Date();
  workDate.setTime(otherDate.getTime());
  workDate.setHours(23);
  workDate.setMinutes(59);
  workDate.setSeconds(59);
  workDate.setMilliseconds(999);
  return ((this.getTime() < workDate.getTime())
	  ? otherDate : this);
};
  
Date.prototype.beginOfWeek = function() {
  var offset = firstDayOfWeek - this.getDay();
  if (offset > 0)
    offset -= 7;

  var beginOfWeek = new Date();
  beginOfWeek.setTime(this.getTime());
  beginOfWeek.addDays(offset);
  beginOfWeek.setHours(0);
  beginOfWeek.setMinutes(0);
  beginOfWeek.setSeconds(0);
  beginOfWeek.setMilliseconds(0);
  
  return beginOfWeek;
};

Date.prototype.endOfWeek = function() {
  var endOfWeek = this.beginOfWeek();
  endOfWeek.addDays(6);

  endOfWeek.setHours(23);
  endOfWeek.setMinutes(59);
  endOfWeek.setSeconds(59);
  endOfWeek.setMilliseconds(999);
  
  return endOfWeek;
};

String.prototype._base64_keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
String.prototype.base64encode = function () {
  var output = "";
  var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
  var i = 0;
 
  var input = this.utf8encode();

  while (i < input.length) {
    chr1 = input.charCodeAt(i++);
    chr2 = input.charCodeAt(i++);
    chr3 = input.charCodeAt(i++);
 
    enc1 = chr1 >> 2;
    enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
    enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
    enc4 = chr3 & 63;
 
    if (isNaN(chr2)) {
      enc3 = enc4 = 64;
    } else if (isNaN(chr3)) {
      enc4 = 64;
    }
 
    output = output +
      this._base64_keyStr.charAt(enc1) + this._base64_keyStr.charAt(enc2) +
      this._base64_keyStr.charAt(enc3) + this._base64_keyStr.charAt(enc4);
  }
 
  return output;
};

String.prototype.base64decode = function() { 
  var output = "";
  var chr1, chr2, chr3;
  var enc1, enc2, enc3, enc4;
  var i = 0;
 
  var input = this.replace(/[^A-Za-z0-9\+\/\=]/g, "");

  while (i < input.length) {
    enc1 = this._base64_keyStr.indexOf(input.charAt(i++));
    enc2 = this._base64_keyStr.indexOf(input.charAt(i++));
    enc3 = this._base64_keyStr.indexOf(input.charAt(i++));
    enc4 = this._base64_keyStr.indexOf(input.charAt(i++));

    chr1 = (enc1 << 2) | (enc2 >> 4);
    chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
    chr3 = ((enc3 & 3) << 6) | enc4;
 
    output = output + String.fromCharCode(chr1);
 
    if (enc3 != 64) {
      output = output + String.fromCharCode(chr2);
    }
    if (enc4 != 64) {
      output = output + String.fromCharCode(chr3);
    }
  }

  return output.utf8decode();
};

String.prototype.utf8encode = function() {
  var string = this.replace(/\r\n/g,"\n");
  var utftext = "";
 
  for (var n = 0; n < this.length; n++) {
    var c = this.charCodeAt(n);

    if (c < 128) {
      utftext += String.fromCharCode(c);
    }
    else if((c > 127) && (c < 2048)) {
      utftext += String.fromCharCode((c >> 6) | 192);
      utftext += String.fromCharCode((c & 63) | 128);
    }
    else {
      utftext += String.fromCharCode((c >> 12) | 224);
      utftext += String.fromCharCode(((c >> 6) & 63) | 128);
      utftext += String.fromCharCode((c & 63) | 128);
    }
  }
 
  return utftext;
};

String.prototype.utf8decode = function() {
  var string = "";
  var i = 0;
  var c = c1 = c2 = 0;

  while (i < string.length) {
    c = utftext.charCodeAt(i);
 
    if (c < 128) {
      string += String.fromCharCode(c);
      i++;
    }
    else if((c > 191) && (c < 224)) {
      c2 = this.charCodeAt(i+1);
      string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
      i += 2;
    }
    else {
      c2 = this.charCodeAt(i+1);
      c3 = this.charCodeAt(i+2);
      string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
      i += 3;
    }
  }
 
  return string;
};

String.prototype.cssSafeString = function() {
  var newString = this.replace("#", "_", "g");
  newString = newString.replace(".", "_", "g");
  newString = newString.replace("@", "_", "g");

  return newString;
};

window.width = function() {
  if (window.innerWidth)
    return window.innerWidth;
  else if (document.body && document.body.offsetWidth)
    return document.body.offsetWidth;
  else
    return 0;
};

window.height = function() {
  if (window.innerHeight)
    return window.innerHeight;
  else if (document.body && document.body.offsetHeight)
    return document.body.offsetHeight;
  else
    return 0;
};