function buildKeyboardInputs()
{
	var self = this;

	this.VKI_version = "1.6";
	this.VKI_target = this.VKI_visible = "";
	this.VKI_shift = this.VKI_capslock = this.VKI_alternate = this.VKI_dead = false;
	this.VKI_deadkeysOn = true;
	this.VKI_kt = "Latvian (')"; // 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", ")"], ["-", "_"], ["=", "+"], ["Bksp", "Bksp"]],
		[["Tab", "Tab"], ["\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"], [".", ","], ["Shift", "Shift"]],
		[[" ", " "]]
	];

	this.VKI_layout["Latvian (')"] = [ // US Standard Keyboard
		[["`", "~"], ["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"]],
		[[" ", " "]]
	];

	 /* ***** Define Dead Keys **************************************** */
	this.VKI_deadkey = new Object();

	this.VKI_deadkey["'"] = [ // Apostrophe
		["a", "\u0101"], ["c", "\u010d"], ["e", "\u0113"], ["g", "\u011d"], ["i", "\u012b"], ["k", "\u0137"], ["l", "\u013c"], ["n", "\u0146"], ["s", "\u0161"], ["u", "\u016b"], ["z", "\u017e"],
		["A", "\u0100"], ["C", "\u010c"], ["E", "\u0112"], ["G", "\u011c"], ["I", "\u012a"], ["K", "\u0136"], ["L", "\u013b"], ["N", "\u0145"], ["S", "\u0160"], ["U", "\u016a"], ["Z", "\u017d"]
	];


	 /* ***** Find tagged input & textarea elements ******************* */
	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 = "pic/keyboard.png";
					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();
					}
				}
			}
		}
	}


	 /* ***** Build the keyboard interface **************************** */
	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 = true;//this.VKI_deadkeysOn;
	checkbox.title = "Toggle dead key input";
	checkbox.onclick = c_click;
	label.appendChild(checkbox);
	label.appendChild(document.createTextNode(" Dead keys: " + ((checkbox.checked) ? "On" : "Off")))
	th.appendChild(label);
	tr.appendChild(th);

	function c_click()
	{
		self.VKI_deadkeysOn = this.checked;
		this.nextSibling.nodeValue = " Dead keys: " + ((this.checked) ? "On" : "Off");
		self.VKI_modify("");
		return true;
	}

	var td = document.createElement('td');
	var clearer = document.createElement('span');
	clearer.id = "keyboardInputClear";
	clearer.appendChild(document.createTextNode("Clear"));
	clearer.title = "Clear this input";
	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 = "Close this window";
	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("v" + this.VKI_version));
	div.appendChild(ver);
	td.appendChild(div);
	tr.appendChild(td);
	tbody.appendChild(tr);
	this.VKI_keyboard.appendChild(tbody); 



	 /* ***** Functions ************************************************ */
	 /* ******************************************************************
	 * Build or rebuild the keyboard keys
	 *
	 */
	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_layoutDDK[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; }


	 /* ******************************************************************
	 * Controls modifier keys
	 *
	 */

	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();
	}


	 /* ******************************************************************
	 * Insert text at the cursor
	 *
	 */
	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();
	}


	 /* ******************************************************************
	 * Show the keyboard interface
	 *
	 */
	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();
		}
	}


	 /* ******************************************************************
	 * Position the keyboard
	 *
	 */
	this.VKI_position = function() {
		if (self.VKI_visible != "") {
			var inputElemPos = VKI_findPos(self.VKI_target);
			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);


	 /* ******************************************************************
	 * Close the keyboard interface
	 *
	 */
	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 = "";
	}
}


/* ***** Attach this script to the onload event ******************** */
if (window.addEventListener)
{
	window.addEventListener('load', buildKeyboardInputs, false); 
}
else if (window.attachEvent)
	window.attachEvent('onload', buildKeyboardInputs);


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


/* ********************************************************************
* Return the dimensions of the viewport, also from Quirksmode.org
*
*/
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];
}


/* ********************************************************************
* Return an element's set style
*
*/
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;
}