function buildKeyboardInputs() {
var self = this;
this.VKI_version = "";
this.VKI_target = this.VKI_visible = "";
this.VKI_shift = this.VKI_capslock = this.VKI_alternate = this.VKI_dead = false;

this.VKI_kt = "Russian";  // Default keyboard layout
this.VKI_range = false;
this.VKI_keyCenter = 3;
this.VKI_layout = new Object();
this.VKI_layoutDDK = new Object();

this.VKI_layout.Russian = [ // Russian Standard Keyboard
[["\u0451", "\u0401"], ["1", "!"], ["2", '"'], ["3", "\u2116"], ["4", ";"], ["5", "%"], ["6", ":"], ["7", "?"], ["8", "*"], ["9", "("], ["0", ")"], ["-", "_"], ["\u2190", "Bksp"]],
[ ["\u0439", "\u0419"], ["\u0446", "\u0426"], ["\u0443", "\u0423"], ["\u043A", "\u041A"], ["\u0435", "\u0415"], ["\u043D", "\u041D"], ["\u0433", "\u0413"], ["\u0448", "\u0428"], ["\u0449", "\u0429"], ["\u0437", "\u0417"], ["\u0445", "\u0425"], ["\u044A", "\u042A"], ["Enter", "Enter"]],
[["Caps", "Caps"], ["\u0444", "\u0424"], ["\u044B", "\u042B"], ["\u0432", "\u0412"], ["\u0430", "\u0410"], ["\u043F", "\u041F"], ["\u0440", "\u0420"], ["\u043E", "\u041E"], ["\u043B", "\u041B"], ["\u0434", "\u0414"], ["\u0436", "\u0416"], ["\u044D", "\u042D"]],
[["Shift", "Shift"], ["/", "|"], ["\u044F", "\u042F"], ["\u0447", "\u0427"], ["\u0441", "\u0421"], ["\u043C", "\u041C"], ["\u0438", "\u0418"], ["\u0442", "\u0422"], ["\u044C", "\u042C"], ["\u0431", "\u0411"], ["\u044E", "\u042E"], [".", ","]],
[[" ", " "]]
];

this.VKI_deadkey = new Object();
this.VKI_deadkey['"'] = this.VKI_deadkey['\u00a8'] = [ // Umlaut / Diaeresis / Greek Dialytika
["a", "\u00e4"], ["e", "\u00eb"], ["i", "\u00ef"], ["o", "\u00f6"], ["u", "\u00fc"], ["y", "\u00ff"], ["\u03b9", "\u03ca"], ["\u03c5", "\u03cb"],
["A", "\u00c4"], ["E", "\u00cb"], ["I", "\u00cf"], ["O", "\u00d6"], ["U", "\u00dc"], ["Y", "\u0178"], ["\u0399", "\u03aa"], ["\u03a5", "\u03ab"]
];
this.VKI_deadkey['~'] = [ // Tilde
["a", "\u00e3"], ["o", "\u00f5"], ["n", "\u00f1"],
["A", "\u00c3"], ["O", "\u00d5"], ["N", "\u00d1"]
];
this.VKI_deadkey['^'] = [ // Circumflex
["a", "\u00e2"], ["e", "\u00ea"], ["i", "\u00ee"], ["o", "\u00f4"], ["u", "\u00fb"], ["w", "\u0175"], ["y", "\u0177"],
["A", "\u00c2"], ["E", "\u00ca"], ["I", "\u00ce"], ["O", "\u00d4"], ["U", "\u00db"], ["W", "\u0174"], ["Y", "\u0176"]
];
this.VKI_deadkey['`'] = [ // Grave
["a", "\u00e0"], ["e", "\u00e8"], ["i", "\u00ec"], ["o", "\u00f2"], ["u", "\u00f9"],
["A", "\u00c0"], ["E", "\u00c8"], ["I", "\u00cc"], ["O", "\u00d2"], ["U", "\u00d9"]
];
this.VKI_deadkey["'"] = this.VKI_deadkey['\u00b4'] = this.VKI_deadkey['\u0384'] = [ // Acute / Greek Tonos
["a", "\u00e1"], ["e", "\u00e9"], ["i", "\u00ed"], ["o", "\u00f3"], ["u", "\u00fa"], ["\u03b1", "\u03ac"], ["\u03b5", "\u03ad"], ["\u03b7", "\u03ae"], ["\u03b9", "\u03af"], ["\u03bf", "\u03cc"], ["\u03c5", "\u03cd"], ["\u03c9", "\u03ce"],
["A", "\u00c1"], ["E", "\u00c9"], ["I", "\u00cd"], ["O", "\u00d3"], ["U", "\u00da"], ["\u0391", "\u0386"], ["\u0395", "\u0388"], ["\u0397", "\u0389"], ["\u0399", "\u038a"], ["\u039f", "\u038c"], ["\u03a5", "\u038e"], ["\u03a9", "\u038f"]
];
this.VKI_deadkey["\u0385"] = [ // Greek Dialytika + Tonos
["\u03b9", "\u0390"], ["\u03c5", "\u03b0"]
];
this.VKI_deadkey['\u00b0'] = this.VKI_deadkey['\u00ba'] = [ // Ring
["a", "\u00e5"],
["A", "\u00c5"]
];
var inputElems = [
document.getElementsByTagName('input'),
document.getElementsByTagName('textarea'),
]
for (var y = 0, inputCount = 0; y < inputElems.length; y++) {
if (inputElems[y]) {
for (var x = 0; x < inputElems[y].length; x++) {
if ((inputElems[y][x].nodeName == "TEXTAREA" || inputElems[y][x].type == "text" || inputElems[y][x].type == "password") && inputElems[y][x].className.indexOf("keyboardInput") > -1) {
var keyid = "";
if (!inputElems[y][x].id) {
do { keyid = 'keyboardInputInitiator' + inputCount++; } while (document.getElementById(keyid));
} else keyid = inputElems[y][x].id;
var keybut = document.createElement('img');
keybut.src = "/images/virtualKeyboard.gif";
//keybut.style = "position: relative; top: 0px;";
keybut.alt = "\u0412\u0438\u0440\u0442\u0443\u0430\u043B\u044C\u043D\u0430\u044F \u043A\u043B\u0430\u0432\u0438\u0430\u0442\u0443\u0440\u0430";
keybut.className = "keyboardInputInitiator";
keybut.title = "\u0412\u0438\u0440\u0442\u0443\u0430\u043B\u044C\u043D\u0430\u044F \u043A\u043B\u0430\u0432\u0438\u0430\u0442\u0443\u0440\u0430";
keybut.onclick = (function(a) { return function() { self.VKI_show(a); }; })(keyid);
inputElems[y][x].id = keyid;
inputElems[y][x].parentNode.insertBefore(keybut, inputElems[y][x].nextSibling);
inputElems[y][x].onclick = inputElems[y][x].onkeyup = inputElems[y][x].onselect = function() {
if (self.VKI_target.createTextRange) self.VKI_range = document.selection.createRange();
}
}
}
}
}
this.VKI_keyboard = document.createElement('table');
this.VKI_keyboard.id = "keyboardInputMaster";
this.VKI_keyboard.cellSpacing = this.VKI_keyboard.cellPadding = this.VKI_keyboard.border = "0";
var layouts = 0;
for (ktype in this.VKI_layout) if (typeof this.VKI_layout[ktype] == "object") layouts++;
var thead = document.createElement('thead');
var tr = document.createElement('tr');
var th = document.createElement('th');
if (layouts > 1) {
var kblist = document.createElement('select');
for (ktype in this.VKI_layout) {
if (typeof this.VKI_layout[ktype] == "object") {
var opt = document.createElement('option');
opt.value = ktype;
opt.appendChild(document.createTextNode(ktype));
kblist.appendChild(opt);
}
}
kblist.value = this.VKI_kt;
kblist.onchange = function() {
self.VKI_kt = this.value;
self.VKI_buildKeys();
self.VKI_position();
}
th.appendChild(kblist);
}
var label = document.createElement('label');
var checkbox = document.createElement('input');

checkbox.type = "checkbox";
checkbox.checked = this.VKI_deadkeysOn;
checkbox.title = "";
checkbox.onclick = function() {
self.VKI_deadkeysOn = this.checked;
this.nextSibling.nodeValue = " Dead keys: " + ((this.checked) ? "On" : "Off");
self.VKI_modify("");
return true;
}
label.appendChild(checkbox);
label.appendChild(document.createTextNode(" Dead keys: " + ((checkbox.checked) ? "On" : "Off")))
th.appendChild(label);
tr.appendChild(th);
     

var td = document.createElement('td');
var clearer = document.createElement('span');

clearer.id = "keyboardInputClear";

clearer.appendChild(document.createTextNode("\u041E\u0447\u0438\u0441\u0442\u0438\u0442\u044C"));
clearer.title = "\u041E\u0447\u0438\u0441\u0442\u0438\u0442\u044C";
clearer.onmousedown = function() { this.className = "pressed"; }
clearer.onmouseup = function() { this.className = ""; }
clearer.onclick = function() {
self.VKI_target.value = "";
self.VKI_target.focus();
return false;
}
td.appendChild(clearer);
var closer = document.createElement('span');
closer.id = "keyboardInputClose";
closer.appendChild(document.createTextNode('X'));
closer.title = "\u0417\u0430\u043A\u0440\u044B\u0442\u044C \u043E\u043A\u043D\u043E";
closer.onmousedown = function() { this.className = "pressed"; }
closer.onmouseup = function() { this.className = ""; }
closer.onclick = function(e) { self.VKI_close(); }
td.appendChild(closer);
tr.appendChild(td);
thead.appendChild(tr);
this.VKI_keyboard.appendChild(thead);
var tbody = document.createElement('tbody');
var tr = document.createElement('tr');
var td = document.createElement('td');
td.colSpan = "2";
var div = document.createElement('div');
div.id = "keyboardInputLayout";
td.appendChild(div);
var div = document.createElement('div');
var ver = document.createElement('var');
ver.appendChild(document.createTextNode("" + this.VKI_version));
div.appendChild(ver);
td.appendChild(div);
tr.appendChild(td);
tbody.appendChild(tr);
this.VKI_keyboard.appendChild(tbody);      
this.VKI_buildKeys = function() {
this.VKI_shift = this.VKI_capslock = this.VKI_alternate = this.VKI_dead = false;
this.VKI_deadkeysOn = (this.VKI_layoutDDK[this.VKI_kt]) ? false : this.VKI_keyboard.getElementsByTagName('label')[0].getElementsByTagName('input')[0].checked;
var container = this.VKI_keyboard.tBodies[0].getElementsByTagName('div')[0];
while (container.firstChild) container.removeChild(container.firstChild);
for (var x = 0, hasDeadKey = false; x < this.VKI_layout[this.VKI_kt].length; x++) {
var table = document.createElement('table');
table.cellSpacing = table.cellPadding = table.border = "0";
if (this.VKI_layout[this.VKI_kt][x].length <= this.VKI_keyCenter) table.className = "keyboardInputCenter";
var tbody = document.createElement('tbody');
var tr = document.createElement('tr');
for (var y = 0; y < this.VKI_layout[this.VKI_kt][x].length; y++) {
if (!this.VKI_layout[this.VKI_kt] && !hasDeadKey)
for (var z = 0; z < this.VKI_layout[this.VKI_kt][x][y].length; z++)
if (this.VKI_deadkey[this.VKI_layout[this.VKI_kt][x][y][z]]) hasDeadKey = true;
var td = document.createElement('td');
td.appendChild(document.createTextNode(this.VKI_layout[this.VKI_kt][x][y][0]));
var alive = false;
if (this.VKI_deadkeysOn) for (key in this.VKI_deadkey) if (key === this.VKI_layout[this.VKI_kt][x][y][0]) alive = true;
td.className = (alive) ? "alive" : "";
if (this.VKI_layout[this.VKI_kt][x].length > this.VKI_keyCenter && y == this.VKI_layout[this.VKI_kt][x].length - 1)
td.className += " last";
if (this.VKI_layout[this.VKI_kt][x][y][0] == " ")
td.style.paddingLeft = td.style.paddingRight = "50px";
td.onmouseover = function(e) { if (this.className != "dead" && this.firstChild.nodeValue != "\xa0") this.className += " hover"; }
td.onmouseout = function(e) { if (this.className != "dead") this.className = this.className.replace(/ ?(hover|pressed)/g, ""); }
td.onmousedown = function(e) { if (this.className != "dead" && this.firstChild.nodeValue != "\xa0") this.className += " pressed"; }
td.onmouseup = function(e) { if (this.className != "dead") this.className = this.className.replace(/ ?pressed/g, ""); }
td.ondblclick = function() { return false; }
switch (this.VKI_layout[this.VKI_kt][x][y][1]) {
case "Caps":
case "Shift":
case "Alt":
case "AltGr":
td.onclick = (function(type) { return function() { self.VKI_modify(type); return false; }})(this.VKI_layout[this.VKI_kt][x][y][1]);
break;
case "Tab":
td.onclick = function() { self.VKI_insert("\t"); return false; }
break;
case "Bksp":
td.onclick = function() {
self.VKI_target.focus();
if (self.VKI_target.setSelectionRange) {
var srt = self.VKI_target.selectionStart;
var len = self.VKI_target.selectionEnd;
if (srt < len) srt++;
self.VKI_target.value = self.VKI_target.value.substr(0, srt - 1) + self.VKI_target.value.substr(len);
self.VKI_target.setSelectionRange(srt - 1, srt - 1);
} else if (self.VKI_target.createTextRange) {
try { self.VKI_range.select(); } catch(e) {}
self.VKI_range = document.selection.createRange();
if (!self.VKI_range.text.length) self.VKI_range.moveStart('character', -1);
self.VKI_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_alternate) self.VKI_modify("AltGr");
return true;
}
break;
case "Enter":
td.onclick = function() {
if (self.VKI_target.nodeName == "TEXTAREA") { self.VKI_insert("\n"); } else self.VKI_close();
return true;
}
break;
default:
td.onclick = function() {
if (self.VKI_deadkeysOn && self.VKI_dead) {
if (self.VKI_dead != this.firstChild.nodeValue) {
for (key in self.VKI_deadkey) {
if (key == self.VKI_dead) {
if (this.firstChild.nodeValue != " ") {
for (var z = 0, rezzed = false; z < self.VKI_deadkey[key].length; z++) {
if (self.VKI_deadkey[key][z][0] == this.firstChild.nodeValue) {
self.VKI_insert(self.VKI_deadkey[key][z][1]);
rezzed = true;
break;
}
}
} else {
self.VKI_insert(self.VKI_dead);
rezzed = true;
}
break;
}
}
} else rezzed = true;
}
self.VKI_dead = false;
if (!rezzed && this.firstChild.nodeValue != "\xa0") {
if (self.VKI_deadkeysOn) {
for (key in self.VKI_deadkey) {
if (key == this.firstChild.nodeValue) {
self.VKI_dead = key;
this.className = "dead";
if (self.VKI_shift) self.VKI_modify("Shift");
if (self.VKI_alternate) self.VKI_modify("AltGr");
break;
}
}
if (!self.VKI_dead) self.VKI_insert(this.firstChild.nodeValue);
} else self.VKI_insert(this.firstChild.nodeValue);
}
self.VKI_modify("");
return false;
}
for (var z = this.VKI_layout[this.VKI_kt][x][y].length; z < 4; z++)
this.VKI_layout[this.VKI_kt][x][y][z] = "\xa0";
}
tr.appendChild(td);
tbody.appendChild(tr);
table.appendChild(tbody);
}
container.appendChild(table);
}
this.VKI_keyboard.getElementsByTagName('label')[0].style.display = (hasDeadKey) ? "inline" : "none";
}
this.VKI_buildKeys();
if (window.sidebar || window.opera) {
this.VKI_keyboard.onmousedown = function() { return false; }
this.VKI_keyboard.onclick = function() { return true; }
} else this.VKI_keyboard.onselectstart = function() { return false; }
this.VKI_modify = function(type) {
switch (type) {
case "Alt":
case "AltGr": this.VKI_alternate = !this.VKI_alternate; break;
case "Caps": this.VKI_capslock = !this.VKI_capslock; break;
case "Shift": this.VKI_shift = !this.VKI_shift; break;
}
var vchar = 0;
if (!this.VKI_shift != !this.VKI_capslock) vchar += 1;
var tables = this.VKI_keyboard.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 dead = alive = target = false;
switch (this.VKI_layout[this.VKI_kt][x][y][1]) {
case "Alt":
case "AltGr":
if (this.VKI_alternate) dead = true;
break;
case "Shift":
if (this.VKI_shift) dead = true;
break;
case "Caps":
if (this.VKI_capslock) dead = true;
break;
case "Tab": case "Enter": case "Bksp": break;
default:
if (type) tds[y].firstChild.nodeValue = this.VKI_layout[this.VKI_kt][x][y][vchar + ((this.VKI_alternate && this.VKI_layout[this.VKI_kt][x][y].length == 4) ? 2 : 0)];
if (this.VKI_deadkeysOn) {
var char = tds[y].firstChild.nodeValue;
if (this.VKI_dead) {
if (char == this.VKI_dead) dead = true;
for (var z = 0; z < this.VKI_deadkey[this.VKI_dead].length; z++)
if (char == this.VKI_deadkey[this.VKI_dead][z][0]) { target = true; break; }
}
for (key in this.VKI_deadkey) if (key === char) { alive = true; break; }
}
}
tds[y].className = (dead) ? "dead" : ((target) ? "target" : ((alive) ? "alive" : ""));
if (y == tds.length - 1 && tds.length > this.VKI_keyCenter) tds[y].className += " last";
}
}
this.VKI_target.focus();
}
this.VKI_insert = function(text) {
this.VKI_target.focus();
if (this.VKI_target.setSelectionRange) {
var srt = this.VKI_target.selectionStart;
var len = this.VKI_target.selectionEnd;
this.VKI_target.value = this.VKI_target.value.substr(0, srt) + text + this.VKI_target.value.substr(len);
if (text == "\n" && window.opera) srt++;
this.VKI_target.setSelectionRange(srt + text.length, srt + text.length);
} else if (this.VKI_target.createTextRange) {
try { this.VKI_range.select(); } catch(e) {}
this.VKI_range = document.selection.createRange();
this.VKI_range.text = text;
this.VKI_range.collapse(true);
this.VKI_range.select();
} else this.VKI_target.value += text;
if (this.VKI_shift) this.VKI_modify("Shift");
if (this.VKI_alternate) this.VKI_modify("AltGr");
this.VKI_target.focus();
}
this.VKI_show = function(id) {
if (this.VKI_target = document.getElementById(id)) {
if (this.VKI_visible != id) {
this.VKI_range = "";
try { this.VKI_keyboard.parentNode.removeChild(this.VKI_keyboard); } catch (e) {}
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);
this.VKI_keyboard.style.top = this.VKI_keyboard.style.right = this.VKI_keyboard.style.bottom = this.VKI_keyboard.style.left = "auto";
this.VKI_keyboard.style.position = this.VKI_target.keyboardPosition;
document.body.appendChild(this.VKI_keyboard);
this.VKI_visible = this.VKI_target.id;
this.VKI_position();
this.VKI_target.focus();
} else this.VKI_close();
}
}
this.VKI_position = function() {
var testVar = self.VKI_visible;
if (self.VKI_visible != "") {
var inputElemPos = VKI_findPos(self.VKI_target);
inputElemPos[1] = 165;
self.VKI_keyboard.style.top = inputElemPos[1] - ((self.VKI_target.keyboardPosition == "fixed") ? document.body.scrollTop : 0) + self.VKI_target.offsetHeight + 3 + "px";
self.VKI_keyboard.style.left = Math.min(VKI_innerDimensions()[0] - self.VKI_keyboard.offsetWidth - 15, inputElemPos[0]) + "px";
}
}
if (window.addEventListener) {
window.addEventListener('resize', this.VKI_position, false); 
} else if (window.attachEvent)
window.attachEvent('onresize', this.VKI_position);
this.VKI_close = function() {
try { this.VKI_keyboard.parentNode.removeChild(this.VKI_keyboard); } catch (e) {}
this.VKI_visible = "";
this.VKI_target.focus();
this.VKI_target = "";
}
}
if (window.addEventListener) {
window.addEventListener('load', buildKeyboardInputs, false); 
} else if (window.attachEvent)
window.attachEvent('onload', buildKeyboardInputs);
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_getStyle(obj, styleProp) {
if (obj.currentStyle) {
var y = obj.currentStyle[styleProp];
} else if (window.getComputedStyle)
var y = window.getComputedStyle(obj, null)[styleProp];
return y;
}