var VKI_attach, VKI_close;
(function VKI_buildKeyboardInputs() {
  var self = this;

  this.VKI_version = "1.43";
  this.VKI_showVersion = false;
  this.VKI_target = false;
  this.VKI_shift = this.VKI_shiftlock = false;
  this.VKI_altgr = this.VKI_altgrlock = false;
  this.VKI_dead = false;
  this.VKI_deadBox = false; // Show the dead keys checkbox
  this.VKI_deadkeysOn = false;  // Turn dead keys on by default
  this.VKI_numberPad = false;  // Allow user to open and close the number pad
  this.VKI_numberPadOn = false;  // Show number pad by default
  this.VKI_kts = this.VKI_kt = "US International";  // Default keyboard layout
  this.VKI_langAdapt = true;  // Use lang attribute of input to select keyboard
  this.VKI_size = 4;  // Default keyboard size (1-5)
  this.VKI_maxSize = 4;  // Default keyboard size (1-5)
  this.VKI_minSize = 3;  // Default keyboard size (1-5)
  this.VKI_sizeAdj = true;  // Allow user to adjust keyboard size
  this.VKI_clearPasswords = true;  // Clear password fields on focus
  this.VKI_imageURI = "skins/default/images/vkb/keyboard.gif";  // If empty string, use imageless mode
  this.VKI_clickless = 0;  // 0 = disabled, > 0 = delay in ms
  this.VKI_keyCenter = 3;
  this.VKI_showLanguages = false;

  this.VKI_isIE = /*@cc_on!@*/false;
  this.VKI_isIE6 = /*@if(@_jscript_version == 5.6)!@end@*/false;
  this.VKI_isIElt8 = /*@if(@_jscript_version < 5.8)!@end@*/false;
  this.VKI_isWebKit = RegExp("KHTML").test(navigator.userAgent);
  this.VKI_isOpera = RegExp("Opera").test(navigator.userAgent);
  this.VKI_isMoz = (!this.VKI_isWebKit && navigator.product == "Gecko");

  /* ***** i18n text strings ************************************* */

if (document.getElementById('vk_lang'))
{
	var lang=document.getElementById('vk_lang').value.split('^');
	this.VKI_i18n = {
	'00': lang[0],
	'01': lang[1],
	'02': lang[2],
	'03': lang[3],
	'04': lang[4],
	'05': lang[5],
	'06': lang[6],
	'07': lang[7],
	'08': lang[8],
	'09': lang[9],
	'10': lang[10],
	'11': lang[11]
	};
}
else
{
  this.VKI_i18n = {
    '00': "",
    '01': "Display virtual keyboard interface",
    '02': "Select keyboard layout",
    '03': "Dead keys",
    '04': "On",
    '05': "Off",
    '06': "Close the keyboard",
    '07': "Clear",
    '08': "Clear this input",
    '09': "Version",
    '10': "Decrease keyboard size",
    '11': "Increase keyboard size"
  };
}

  /* ***** Create keyboards ************************************** */
  this.VKI_layout = {};

/**/
   this.VKI_layout['US International'] = {
    'name': "US International", 'keys': [
      [["`", "~"], ["1", "!", "\u00a1", "\u00b9"], ["2", "@", "\u00b2"], ["3", "#", "\u00b3"], ["4", "$", "\u00a4", "\u00a3"], ["5", "%", "\u20ac"], ["6", "^", "\u00bc"], ["7", "&", "\u00bd"], ["8", "*", "\u00be"], ["9", "(", "\u2018"], ["0", ")", "\u2019"], ["-", "_", "\u00a5"], ["=", "+", "\u00d7", "\u00f7"], ["Bksp", "Bksp"]],
      [["Tab", "Tab"], ["q", "Q", "\u00e4", "\u00c4"], ["w", "W", "\u00e5", "\u00c5"], ["e", "E", "\u00e9", "\u00c9"], ["r", "R", "\u00ae"], ["t", "T", "\u00fe", "\u00de"], ["y", "Y", "\u00fc", "\u00dc"], ["u", "U", "\u00fa", "\u00da"], ["i", "I", "\u00ed", "\u00cd"], ["o", "O", "\u00f3", "\u00d3"], ["p", "P", "\u00f6", "\u00d6"], ["[", "{", "\u00ab"], ["]", "}", "\u00bb"], ["\\", "|", "\u00ac", "\u00a6"]],
      [["Caps", "Caps"], ["a", "A", "\u00e1", "\u00c1"], ["s", "S", "\u00df", "\u00a7"], ["d", "D", "\u00f0", "\u00d0"], ["f", "F"], ["g", "G"], ["h", "H"], ["j", "J"], ["k", "K"], ["l", "L", "\u00f8", "\u00d8"], [";", ":", "\u00b6", "\u00b0"], ["'", '"', "\u00b4", "\u00a8"], ["Enter", "Enter"]],
      [["Shift", "Shift"], ["z", "Z", "\u00e6", "\u00c6"], ["x", "X"], ["c", "C", "\u00a9", "\u00a2"], ["v", "V"], ["b", "B"], ["n", "N", "\u00f1", "\u00d1"], ["m", "M", "\u00b5"], [",", "<", "\u00e7", "\u00c7"], [".", ">"], ["/", "?", "\u00bf"], ["Shift", "Shift"]],
      [[" ", " ", " ", " "], ["Alt", "Alt"]]
    ], 'lang': ["en"] };
/* 
   this.VKI_layout['Login'] = {
    'name': "US International", 'keys': [
      [["", ""], ["1", "", "", ""], ["2", "", ""], ["3", "", ""], ["4", "", "", ""], ["5", "", ""], ["6", "", ""], ["7", "", ""], ["8", "", ""], ["9", "", ""], ["0", "", ""], ["-", "_", ""], ["", "", "", ""], ["Bksp", "Bksp"]],
      [["Tab", "Tab"], ["q", "Q", "", ""], ["w", "W", "", ""], ["e", "E", "", ""], ["r", "R", ""], ["t", "T", "", ""], ["y", "Y", "", ""], ["u", "U", "", ""], ["i", "I", "", ""], ["o", "O", "", ""], ["p", "P", "", ""], ["", "", ""], ["", "", ""], ["", "|", "", ""]],
      [["Caps", "Caps"], ["a", "A", "", ""], ["s", "S", "", ""], ["d", "D", "", ""], ["f", "F"], ["g", "G"], ["h", "H"], ["j", "J"], ["k", "K"], ["l", "L", "", ""], ["", ":", "", ""], ["", '', "", ""], ["Enter", "Enter"]],
      [["Shift", "Shift"], ["z", "Z", "", ""], ["x", "X"], ["c", "C", "", ""], ["v", "V"], ["b", "B"], ["n", "N", "", ""], ["m", "M", ""], ["", "", "", ""], [".", ""], ["", "", ""], ["Shift", "Shift"]],
      [[" ", " ", " ", " "], ["Alt", "Alt"]]
    ], 'lang': ["en"] };
*/

  /* ***** Define Dead Keys ************************************** */
  this.VKI_deadkey = {};

  // - Lay out each dead key set as an object of property/value
  //   pairs.  The rows below are wrapped so uppercase letters are
  //   below their lowercase equivalents.
  //
  // - The property name is the letter pressed after the diacritic.
  //   The property value is the letter this key-combo will generate.
  //
  // - Note that if you have created a new keyboard layout and want
  //   it included in the distributed script, PLEASE TELL ME if you
  //   have added additional dead keys to the ones below.

  /* ***** Define Symbols **************************************** */
  this.VKI_symbol = {
    '\u00a0': "NB\nSP", '\u200b': "ZW\nSP", '\u200c': "ZW\nNJ", '\u200d': "ZW\nJ"
  };


  /* ***** Layout Number Pad ************************************* */
  this.VKI_numpad = [
    [["$"], ["\u00a3"], ["\u20ac"], ["\u00a5"]],
    [["7"], ["8"], ["9"], ["/"]],
    [["4"], ["5"], ["6"], ["*"]],
    [["1"], ["2"], ["3"], ["-"]],
    [["0"], ["."], ["="], ["+"]]
  ];


  /* ****************************************************************
   * Attach the keyboard to an element
   *
   */
  this.VKI_attachKeyboard = VKI_attach = function(elem) {
    if (elem.getAttribute("VKI_attached")) return false;
    if (this.VKI_imageURI) {
      var keybut = document.createElement('img');
          keybut.src = this.VKI_imageURI;
          keybut.alt = this.VKI_i18n['00'];
          keybut.className = "keyboardInputInitiator kb_for_"+elem.id;
          keybut.title = this.VKI_i18n['01'];
          keybut.elem = elem;
          keybut.onclick = function(e) {
            e = e || event;
            if (e.stopPropagation) { e.stopPropagation(); } else e.cancelBubble = true;
            self.VKI_show(this.elem);
          };
      elem.parentNode.insertBefore(keybut, (elem.dir == "rtl") ? elem : elem.nextSibling);
    } else elem.onfocus = function() { if (self.VKI_target != this) self.VKI_show(this); };
    elem.setAttribute("VKI_attached", 'true');
    if (this.VKI_isIE) {
      elem.onclick = elem.onselect = elem.onkeyup = function(e) {
        if ((e || event).type != "keyup" || !this.readOnly)
          this.range = document.selection.createRange();
      };
    }
    VKI_addListener(elem, 'click', function(e) {
      if (self.VKI_target == this) {
        e = e || event;
        if (e.stopPropagation) { e.stopPropagation(); } else e.cancelBubble = true;
      } return false;
    }, false);
  };


  /* ***** Find tagged input & textarea elements ***************** */
  var inputElems = [
    document.getElementsByTagName('input'),
    document.getElementsByTagName('textarea')
  ];
  for (var x = 0, elem; elem = inputElems[x++];)
    for (var y = 0, ex; ex = elem[y++];)
      if ((ex.nodeName == "TEXTAREA" || ex.type == "text" || ex.type == "password") && ex.className.indexOf("keyboardInput") > -1)
        this.VKI_attachKeyboard(ex);

  VKI_addListener(document.documentElement, 'click', function(e) { self.VKI_close(); }, false);


  /* ****************************************************************
   * Common mouse event actions
   *
   */
  function VKI_mouseEvents(elem) {
    if (elem.nodeName == "TD") {
      if (!elem.click) elem.click = function() {
        var evt = this.ownerDocument.createEvent('MouseEvents');
        evt.initMouseEvent('click', true, true, this.ownerDocument.defaultView, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
        this.dispatchEvent(evt);
      };
      elem.VKI_clickless = 0;
      VKI_addListener(elem, 'dblclick', function() { return false; }, false);
    }
    VKI_addListener(elem, 'mouseover', function() {
      if (this.nodeName == "TD" && self.VKI_clickless) {
        var _self = this;
        clearTimeout(this.VKI_clickless);
        this.VKI_clickless = setTimeout(function() { _self.click(); }, self.VKI_clickless);
      }
      if (self.VKI_isIE) this.className += " hover";
    }, false);
    VKI_addListener(elem, 'mouseout', function() {
      if (this.nodeName == "TD") clearTimeout(this.VKI_clickless);
      if (self.VKI_isIE) this.className = this.className.replace(/ ?(hover|pressed) ?/g, "");
    }, false);
    VKI_addListener(elem, 'mousedown', function() {
      if (this.nodeName == "TD") clearTimeout(this.VKI_clickless);
      if (self.VKI_isIE) this.className += " pressed";
    }, false);
    VKI_addListener(elem, 'mouseup', function() {
      if (this.nodeName == "TD") clearTimeout(this.VKI_clickless);
      if (self.VKI_isIE) this.className = this.className.replace(/ ?pressed ?/g, "");
    }, false);
  }


  /* ***** Build the keyboard interface ************************** */
  this.VKI_keyboard = document.createElement('table');
  this.VKI_keyboard.id = "keyboardInputMaster";
  this.VKI_keyboard.dir = "ltr";
  this.VKI_keyboard.cellSpacing = "0";
  this.VKI_keyboard.reflow = function() {
    this.style.width = "50px";
    var foo = this.offsetWidth;
    this.style.width = "";
  };
  VKI_addListener(this.VKI_keyboard, 'click', function(e) {
    e = e || event;
    if (e.stopPropagation) { e.stopPropagation(); } else e.cancelBubble = true;
    return false;
  }, false);

  if (!this.VKI_layout[this.VKI_kt])
    return alert('No keyboard named "' + this.VKI_kt + '"');

  var thead = document.createElement('thead');
    var tr = document.createElement('tr');
      var th = document.createElement('th');
          th.colSpan = "2";

        var kbSelect = document.createElement('div');
            kbSelect.title = this.VKI_i18n['02'];
            
            if (!this.VKI_showLanguages)
            {
            	kbSelect.style.display='none';
            }
            
          VKI_addListener(kbSelect, 'click', function() {
            var ol = this.getElementsByTagName('ol')[0];
            if (!ol.style.display) {
                ol.style.display = "block";
              var li = ol.getElementsByTagName('li');
              for (var x = 0, scr = 0; x < li.length; x++) {
                if (VKI_kt == li[x].firstChild.nodeValue) {
                  li[x].className = "selected";
                  scr = li[x].offsetTop - li[x].offsetHeight * 2;
                } else li[x].className = "";
              } setTimeout(function() { ol.scrollTop = scr; }, 0);
            } else ol.style.display = "";
          }, false);
            kbSelect.appendChild(document.createTextNode(this.VKI_kt));
            kbSelect.appendChild(document.createTextNode(this.VKI_isIE6 ? " \u2193" : " \u25be"));
          var ol = document.createElement('ol');
            for (ktype in this.VKI_layout) {
              if (typeof this.VKI_layout[ktype] == "object") {
                if (!this.VKI_layout[ktype].lang) this.VKI_layout[ktype].lang = [];
                var li = document.createElement('li');
                    li.title = this.VKI_layout[ktype].name;
                  VKI_addListener(li, 'click', function(e) {
                    e = e || event;
                    if (e.stopPropagation) { e.stopPropagation(); } else e.cancelBubble = true;
                    this.parentNode.style.display = "";
                    self.VKI_kts = self.VKI_kt = kbSelect.firstChild.nodeValue = this.firstChild.nodeValue;
                    self.VKI_buildKeys();
                    self.VKI_position(true);
                  }, false);
                  VKI_mouseEvents(li);
                    li.appendChild(document.createTextNode(ktype));
                  ol.appendChild(li);
              }
            } kbSelect.appendChild(ol);
          th.appendChild(kbSelect);

        if (this.VKI_numberPad) {
          var span = document.createElement('span');
              span.appendChild(document.createTextNode("#"));
              span.title = this.VKI_i18n['00'];
            VKI_addListener(span, 'click', function() {
              kbNumpad.style.display = (!kbNumpad.style.display) ? "none" : "";
              self.VKI_position(true);
            }, false);
            VKI_mouseEvents(span);
            th.appendChild(span);
        }

        this.VKI_kbsize = function(e) {
          self.VKI_size = Math.min(self.VKI_maxSize, Math.max(self.VKI_minSize, self.VKI_size));
          self.VKI_keyboard.className = self.VKI_keyboard.className.replace(/ ?keyboardInputSize\d ?/, "");
          if (self.VKI_size != 2) self.VKI_keyboard.className += " keyboardInputSize" + self.VKI_size;
          self.VKI_position(true);
          if (self.VKI_isOpera) self.VKI_keyboard.reflow();
        };
        if (this.VKI_sizeAdj) {
          var small = document.createElement('small');
              small.title = this.VKI_i18n['10'];
            VKI_addListener(small, 'click', function() {
              --self.VKI_size;
              self.VKI_kbsize();
            }, false);
            VKI_mouseEvents(small);
              small.appendChild(document.createTextNode(this.VKI_isIE6 ? "\u2193" : "\u21d3"));
            th.appendChild(small);
          var big = document.createElement('big');
              big.title = this.VKI_i18n['11'];
            VKI_addListener(big, 'click', function() {
              ++self.VKI_size;
              self.VKI_kbsize();
            }, false);
            VKI_mouseEvents(big);
              big.appendChild(document.createTextNode(this.VKI_isIE6 ? "\u2191" : "\u21d1"));
            th.appendChild(big);
        }

        var span = document.createElement('span');
            span.appendChild(document.createTextNode(this.VKI_i18n['07']));
            span.title = this.VKI_i18n['08'];
          VKI_addListener(span, 'click', function() {
            self.VKI_target.value = "";
            self.VKI_target.focus();
            return false;
          }, false);
          VKI_mouseEvents(span);
          th.appendChild(span);

        var strong = document.createElement('strong');
            strong.appendChild(document.createTextNode('X'));
            strong.title = this.VKI_i18n['06'];
          VKI_addListener(strong, 'click', function() { self.VKI_close(); }, false);
          VKI_mouseEvents(strong);
          th.appendChild(strong);

        tr.appendChild(th);
      thead.appendChild(tr);
  this.VKI_keyboard.appendChild(thead);

  var tbody = document.createElement('tbody');
    var tr = document.createElement('tr');
      var td = document.createElement('td');
        var div = document.createElement('div');

        if (this.VKI_deadBox) {
          var label = document.createElement('label');
            var checkbox = document.createElement('input');
                checkbox.type = "checkbox";
                checkbox.title = this.VKI_i18n['03'] + ": " + ((this.VKI_deadkeysOn) ? this.VKI_i18n['04'] : this.VKI_i18n['05']);
                checkbox.defaultChecked = this.VKI_deadkeysOn;
              VKI_addListener(checkbox, 'click', function() {
                this.title = self.VKI_i18n['03'] + ": " + ((this.checked) ? self.VKI_i18n['04'] : self.VKI_i18n['05']);
                self.VKI_modify("");
                return true;
              }, false);
              label.appendChild(checkbox);
                checkbox.checked = this.VKI_deadkeysOn;
            div.appendChild(label);
          this.VKI_deadkeysOn = checkbox;
        } else this.VKI_deadkeysOn.checked = this.VKI_deadkeysOn;

        if (this.VKI_showVersion) {
          var vr = document.createElement('var');
              vr.title = this.VKI_i18n['09'] + " " + this.VKI_version;
              vr.appendChild(document.createTextNode("v" + this.VKI_version));
            div.appendChild(vr);
        } td.appendChild(div);
        tr.appendChild(td);

      var kbNumpad = document.createElement('td');
          kbNumpad.id = "keyboardInputNumpad";
        if (!this.VKI_numberPadOn) kbNumpad.style.display = "none";
        var ntable = document.createElement('table');
            ntable.cellSpacing = "0";
          var ntbody = document.createElement('tbody');
            for (var x = 0; x < this.VKI_numpad.length; x++) {
              var ntr = document.createElement('tr');
                for (var y = 0; y < this.VKI_numpad[x].length; y++) {
                  var ntd = document.createElement('td');
                    VKI_addListener(ntd, 'click', VKI_keyClick, false);
                    VKI_mouseEvents(ntd);
                      ntd.appendChild(document.createTextNode(this.VKI_numpad[x][y]));
                    ntr.appendChild(ntd);
                } ntbody.appendChild(ntr);
            } ntable.appendChild(ntbody);
          kbNumpad.appendChild(ntable);
        tr.appendChild(kbNumpad);
      tbody.appendChild(tr);
  this.VKI_keyboard.appendChild(tbody);

  if (this.VKI_isIE6) {
    this.VKI_iframe = document.createElement('iframe');
    this.VKI_iframe.style.position = "absolute";
    this.VKI_iframe.style.border = "0px none";
    this.VKI_iframe.style.filter = "mask()";
    this.VKI_iframe.style.zIndex = "999999";
    this.VKI_iframe.src = this.VKI_imageURI;
  }


  /* ****************************************************************
   * Private table cell attachment function for generic characters
   *
   */
  function VKI_keyClick() {
    var done = false, character = "\xa0";
    if (this.firstChild.nodeName.toLowerCase() != "small") {
      if ((character = this.firstChild.nodeValue) == "\xa0") return false;
    } else character = this.firstChild.getAttribute('char');
    if (self.VKI_deadkeysOn.checked && self.VKI_dead) {
      if (self.VKI_dead != character) {
        if (character != " ") {
          if (self.VKI_deadkey[self.VKI_dead][character]) {
            self.VKI_insert(self.VKI_deadkey[self.VKI_dead][character]);
            done = true;
          }
        } else {
          self.VKI_insert(self.VKI_dead);
          done = true;
        }
      } else done = true;
    } self.VKI_dead = false;

    if (!done) {
      if (self.VKI_deadkeysOn.checked && self.VKI_deadkey[character]) {
        self.VKI_dead = character;
        this.className += " dead";
        if (self.VKI_shift) self.VKI_modify("Shift");
        if (self.VKI_altgr) self.VKI_modify("AltGr");
      } else self.VKI_insert(character);
    } self.VKI_modify("");
    return false;
  }


  /* ****************************************************************
   * Build or rebuild the keyboard keys
   *
   */
  this.VKI_buildKeys = function() {
    this.VKI_shift = this.VKI_shiftlock = this.VKI_altgr = this.VKI_altgrlock = this.VKI_dead = false;
    var container = this.VKI_keyboard.tBodies[0].getElementsByTagName('div')[0];
    var tables = container.getElementsByTagName('table');
    for (var x = tables.length - 1; x >= 0; x--) container.removeChild(tables[x]);

    for (var x = 0, hasDeadKey = false, lyt; lyt = this.VKI_layout[this.VKI_kt].keys[x++];) {
      var table = document.createElement('table');
          table.cellSpacing = "0";
        if (lyt.length <= this.VKI_keyCenter) table.className = "keyboardInputCenter";
        var tbody = document.createElement('tbody');
          var tr = document.createElement('tr');
            for (var y = 0, lkey; lkey = lyt[y++];) {
              var td = document.createElement('td');
                if (this.VKI_symbol[lkey[0]]) {
                  var text = this.VKI_symbol[lkey[0]].split("\n");
                  var small = document.createElement('small');
                      small.setAttribute('char', lkey[0]);
                  for (var z = 0; z < text.length; z++) {
                    if (z) small.appendChild(document.createElement("br"));
                    small.appendChild(document.createTextNode(text[z]));
                  } td.appendChild(small);
                } else td.appendChild(document.createTextNode(lkey[0] || "\xa0"));

                var className = [];
                if (this.VKI_deadkeysOn.checked)
                  for (key in this.VKI_deadkey)
                    if (key === lkey[0]) { className.push("deadkey"); break; }
                if (lyt.length > this.VKI_keyCenter && y == lyt.length) className.push("last");
                if (lkey[0] == " " || lkey[1] == " ") className.push("space");
                  td.className = className.join(" ");

                switch (lkey[1]) {
                  case "Caps": case "Shift":
                  case "Alt": case "AltGr": case "AltLk":
                    VKI_addListener(td, 'click', (function(type) { return function() { self.VKI_modify(type); return false; }})(lkey[1]), false);
                    break;
                  case "Tab":
                    VKI_addListener(td, 'click', function() { self.VKI_insert("\t"); return false; }, false);
                    break;
                  case "Bksp":
                    VKI_addListener(td, 'click', function() {
                      self.VKI_target.focus();
                      if (self.VKI_target.setSelectionRange && !self.VKI_target.readOnly) {
                        var rng = [self.VKI_target.selectionStart, self.VKI_target.selectionEnd];
                        if (rng[0] < rng[1]) rng[0]++;
                        self.VKI_target.value = self.VKI_target.value.substr(0, rng[0] - 1) + self.VKI_target.value.substr(rng[1]);
                        self.VKI_target.setSelectionRange(rng[0] - 1, rng[0] - 1);
                      } else if (self.VKI_target.createTextRange && !self.VKI_target.readOnly) {
                        try {
                          self.VKI_target.range.select();
                        } catch(e) { self.VKI_target.range = document.selection.createRange(); }
                        if (!self.VKI_target.range.text.length) self.VKI_target.range.moveStart('character', -1);
                        self.VKI_target.range.text = "";
                      } else self.VKI_target.value = self.VKI_target.value.substr(0, self.VKI_target.value.length - 1);
                      if (self.VKI_shift) self.VKI_modify("Shift");
                      if (self.VKI_altgr) self.VKI_modify("AltGr");
                      self.VKI_target.focus();
                      return true;
                    }, false);
                    break;
                  case "Enter":
                    VKI_addListener(td, 'click', function() {
                      if (self.VKI_target.nodeName != "TEXTAREA") {
                        if (self.VKI_target.form) {
                          for (var z = 0, subm = false; z < self.VKI_target.form.elements.length; z++)
                            if (self.VKI_target.form.elements[z].type == "submit") subm = true;
                          if (!subm) self.VKI_target.form.submit();
                        }
                        self.VKI_close();
                      } else self.VKI_insert("\n");
                      return true;
                    }, false);
                    break;
                  default:
                    VKI_addListener(td, 'click', VKI_keyClick, false);

                } VKI_mouseEvents(td);
                tr.appendChild(td);
              for (var z = 0; z < 4; z++)
                if (this.VKI_deadkey[lkey[z] = lkey[z] || ""]) hasDeadKey = true;
            } tbody.appendChild(tr);
          table.appendChild(tbody);
        container.appendChild(table);
    }
    if (this.VKI_deadBox)
      this.VKI_deadkeysOn.style.display = (hasDeadKey) ? "inline" : "none";
    if (this.VKI_isIE6) {
      this.VKI_iframe.style.width = this.VKI_keyboard.offsetWidth + "px";
      this.VKI_iframe.style.height = this.VKI_keyboard.offsetHeight + "px";
    }
  };

  this.VKI_buildKeys();
  VKI_addListener(this.VKI_keyboard, 'selectstart', function() { return false; }, false);
  this.VKI_keyboard.unselectable = "on";
  if (this.VKI_isOpera)
    VKI_addListener(this.VKI_keyboard, 'mousedown', function() { return false; }, false);


  /* ****************************************************************
   * Controls modifier keys
   *
   */
  this.VKI_modify = function(type) {
    switch (type) {
      case "Alt":
      case "AltGr": this.VKI_altgr = !this.VKI_altgr; break;
      case "AltLk": this.VKI_altgr = 0; this.VKI_altgrlock = !this.VKI_altgrlock; break;
      case "Caps": this.VKI_shift = 0; this.VKI_shiftlock = !this.VKI_shiftlock; break;
      case "Shift": this.VKI_shift = !this.VKI_shift; break;
    } var vchar = 0;
    if (!this.VKI_shift != !this.VKI_shiftlock) vchar += 1;
    if (!this.VKI_altgr != !this.VKI_altgrlock) vchar += 2;

    var tables = this.VKI_keyboard.tBodies[0].getElementsByTagName('div')[0].getElementsByTagName('table');
    for (var x = 0; x < tables.length; x++) {
      var tds = tables[x].getElementsByTagName('td');
      for (var y = 0; y < tds.length; y++) {
        var className = [], lkey = this.VKI_layout[this.VKI_kt].keys[x][y];

        switch (lkey[1]) {
          case "Alt":
          case "AltGr":
            if (this.VKI_altgr) className.push("pressed");
            break;
          case "AltLk":
            if (this.VKI_altgrlock) className.push("pressed");
            break;
          case "Shift":
            if (this.VKI_shift) className.push("pressed");
            break;
          case "Caps":
            if (this.VKI_shiftlock) className.push("pressed");
            break;
          case "Tab": case "Enter": case "Bksp": break;
          default:
            if (type) {
              tds[y].removeChild(tds[y].firstChild);
              if (this.VKI_symbol[lkey[vchar]]) {
                var text = this.VKI_symbol[lkey[vchar]].split("\n");
                var small = document.createElement('small');
                    small.setAttribute('char', lkey[vchar]);
                for (var z = 0; z < text.length; z++) {
                  if (z) small.appendChild(document.createElement("br"));
                  small.appendChild(document.createTextNode(text[z]));
                } tds[y].appendChild(small);
              } else tds[y].appendChild(document.createTextNode(lkey[vchar] || "\xa0"));
            }
            if (this.VKI_deadkeysOn.checked) {
              var character = tds[y].firstChild.nodeValue || tds[y].firstChild.className;
              if (this.VKI_dead) {
                if (character == this.VKI_dead) className.push("pressed");
                if (this.VKI_deadkey[this.VKI_dead][character]) className.push("target");
              }
              if (this.VKI_deadkey[character]) className.push("deadkey");
            }
        }

        if (y == tds.length - 1 && tds.length > this.VKI_keyCenter) className.push("last");
        if (lkey[0] == " " || lkey[1] == " ") className.push("space");
        tds[y].className = className.join(" ");
      }
    }
  };


  /* ****************************************************************
   * Insert text at the cursor
   *
   */
  this.VKI_insert = function(text) {
    this.VKI_target.focus();
    if (this.VKI_target.maxLength) this.VKI_target.maxlength = this.VKI_target.maxLength;
    if (typeof this.VKI_target.maxlength == "undefined" ||
        this.VKI_target.maxlength < 0 ||
        this.VKI_target.value.length < this.VKI_target.maxlength) {
      if (this.VKI_target.setSelectionRange && !this.VKI_target.readOnly) {
        var rng = [this.VKI_target.selectionStart, this.VKI_target.selectionEnd];
        this.VKI_target.value = this.VKI_target.value.substr(0, rng[0]) + text + this.VKI_target.value.substr(rng[1]);
        if (text == "\n" && this.VKI_isOpera) rng[0]++;
        this.VKI_target.setSelectionRange(rng[0] + text.length, rng[0] + text.length);
      } else if (this.VKI_target.createTextRange && !this.VKI_target.readOnly) {
        try {
          this.VKI_target.range.select();
        } catch(e) { this.VKI_target.range = document.selection.createRange(); }
        this.VKI_target.range.text = text;
        this.VKI_target.range.collapse(true);
        this.VKI_target.range.select();
      } else this.VKI_target.value += text;
      if (this.VKI_shift) this.VKI_modify("Shift");
      if (this.VKI_altgr) this.VKI_modify("AltGr");
      this.VKI_target.focus();
    } else if (this.VKI_target.createTextRange && this.VKI_target.range)
      this.VKI_target.range.select();
  };


  /* ****************************************************************
   * Show the keyboard interface
   *
   */
  this.VKI_show = function(elem) {
    if (!this.VKI_target) {
      this.VKI_target = elem;
      if (this.VKI_langAdapt && this.VKI_target.lang) {
        var chg = false, sub = [];
        for (ktype in this.VKI_layout) {
          if (typeof this.VKI_layout[ktype] == "object") {
            for (var x = 0; x < this.VKI_layout[ktype].lang.length; x++) {
              if (this.VKI_layout[ktype].lang[x].toLowerCase() == this.VKI_target.lang.toLowerCase()) {
                chg = kbSelect.firstChild.nodeValue = this.VKI_kt = ktype;
                break;
              } else if (this.VKI_layout[ktype].lang[x].toLowerCase().indexOf(this.VKI_target.lang.toLowerCase()) == 0)
                sub.push([this.VKI_layout[ktype].lang[x], ktype]);
            }
          } if (chg) break;
        } if (sub.length) {
          sub.sort(function (a, b) { return a[0].length - b[0].length; });
          chg = kbSelect.firstChild.nodeValue = this.VKI_kt = sub[0][1];
        } if (chg) this.VKI_buildKeys();
      }
      if (this.VKI_isIE) {
        if (!this.VKI_target.range) {
          this.VKI_target.range = this.VKI_target.createTextRange();
          this.VKI_target.range.moveStart('character', this.VKI_target.value.length);
        } this.VKI_target.range.select();
      }
      try { this.VKI_keyboard.parentNode.removeChild(this.VKI_keyboard); } catch (e) {}
      if (this.VKI_clearPasswords && this.VKI_target.type == "password") this.VKI_target.value = "";

      var elem = this.VKI_target;
      this.VKI_target.keyboardPosition = "absolute";
      do {
        if (VKI_getStyle(elem, "position") == "fixed") {
          this.VKI_target.keyboardPosition = "fixed";
          break;
        }
      } while (elem = elem.offsetParent);

      if (this.VKI_isIE6) document.body.appendChild(this.VKI_iframe);
      document.body.appendChild(this.VKI_keyboard);
      this.VKI_keyboard.style.position = this.VKI_target.keyboardPosition;
      if (this.VKI_isOpera) this.VKI_keyboard.reflow();

      this.VKI_position(true);
      if (self.VKI_isMoz || self.VKI_isWebKit) this.VKI_position(true);
      this.VKI_target.blur();
      this.VKI_target.focus();
    } else this.VKI_close();
  };


  /* ****************************************************************
   * Position the keyboard
   *
   */
  this.VKI_position = function(force) {
    if (self.VKI_target) {
      var kPos = VKI_findPos(self.VKI_keyboard), wDim = VKI_innerDimensions(), sDis = VKI_scrollDist();
      var place = false, fudge = self.VKI_target.offsetHeight + 3;
      if (force !== true) {
        if (kPos[1] + self.VKI_keyboard.offsetHeight - sDis[1] - wDim[1] > 0) {
          place = true;
          fudge = -self.VKI_keyboard.offsetHeight - 3;
        } else if (kPos[1] - sDis[1] < 0) place = true;
      }
      if (place || force === true) {
        var iPos = VKI_findPos(self.VKI_target);
        self.VKI_keyboard.style.top = iPos[1] - ((self.VKI_target.keyboardPosition == "fixed" && !self.VKI_isIE && !self.VKI_isMoz) ? sDis[1] : 0) + fudge + "px";
        self.VKI_keyboard.style.left = Math.max(10, Math.min(wDim[0] - self.VKI_keyboard.offsetWidth - 25, iPos[0])) + "px";
        if (self.VKI_isIE6) {
          self.VKI_iframe.style.width = self.VKI_keyboard.offsetWidth + "px";
          self.VKI_iframe.style.height = self.VKI_keyboard.offsetHeight + "px";
          self.VKI_iframe.style.top = self.VKI_keyboard.style.top;
          self.VKI_iframe.style.left = self.VKI_keyboard.style.left;
        }
      }
      if (force === true) self.VKI_position();
    }
  };


  /* ****************************************************************
   * Close the keyboard interface
   *
   */
  this.VKI_close = VKI_close = function() {
    if (this.VKI_target) {
      try {
        this.VKI_keyboard.parentNode.removeChild(this.VKI_keyboard);
        if (this.VKI_isIE6) this.VKI_iframe.parentNode.removeChild(this.VKI_iframe);
      } catch (e) {}
      if (this.VKI_kt != this.VKI_kts) {
        kbSelect.firstChild.nodeValue = this.VKI_kt = this.VKI_kts;
        this.VKI_buildKeys();
      } kbSelect.getElementsByTagName('ol')[0].style.display = "";;
      this.VKI_target.focus();
      if (this.VKI_isIE) {
        setTimeout(function() { self.VKI_target = false; }, 0);
      } else this.VKI_target = false;
    }
  };


  /* ***** Private functions *************************************** */
  function VKI_addListener(elem, type, func, cap) {
    if (elem.addEventListener) {
      elem.addEventListener(type, function(e) { func.call(elem, e); }, cap);
    } else if (elem.attachEvent)
      elem.attachEvent('on' + type, function() { func.call(elem); });
  }

  function VKI_findPos(obj) {
    var curleft = curtop = 0;
    do {
      curleft += obj.offsetLeft;
      curtop += obj.offsetTop;
    } while (obj = obj.offsetParent);
    return [curleft, curtop];
  }

  function VKI_innerDimensions() {
    if (self.innerHeight) {
      return [self.innerWidth, self.innerHeight];
    } else if (document.documentElement && document.documentElement.clientHeight) {
      return [document.documentElement.clientWidth, document.documentElement.clientHeight];
    } else if (document.body)
      return [document.body.clientWidth, document.body.clientHeight];
    return [0, 0];
  }

  function VKI_scrollDist() {
    var html = document.getElementsByTagName('html')[0];
    if (html.scrollTop && document.documentElement.scrollTop) {
      return [html.scrollLeft, html.scrollTop];
    } else if (html.scrollTop || document.documentElement.scrollTop) {
      return [html.scrollLeft + document.documentElement.scrollLeft, html.scrollTop + document.documentElement.scrollTop];
    } else if (document.body.scrollTop)
      return [document.body.scrollLeft, document.body.scrollTop];
    return [0, 0];
  }

  function VKI_getStyle(obj, styleProp) {
    if (obj.currentStyle) {
      var y = obj.currentStyle[styleProp];
    } else if (window.getComputedStyle)
      var y = window.getComputedStyle(obj, null)[styleProp];
    return y;
  }


  VKI_addListener(window, 'resize', this.VKI_position, false);
  VKI_addListener(window, 'scroll', this.VKI_position, false);
  this.VKI_kbsize();
  VKI_addListener(window, 'load', VKI_buildKeyboardInputs, false);
})();