window.moz = (!document.all);
window.moz = true;

function newEvent (obj, event, aktion)
{
	if (obj.attachEvent)
		obj.attachEvent (event, aktion);
	else
		obj.addEventListener (event.substr (2), aktion, false);
}

// Tastatur Kurtzbelegung
function keyHandler ()
{
	this.keys = new Array ();
	this.disable = "";
	
	this.createKey = function (obj) {
		if (obj.getAttribute ("key") && obj.getAttribute ("onaction")) {
			this.keys[obj.getAttribute ("key")] = obj;
			obj.title += "   Ctrl+" + obj.getAttribute ("key");
		}
	}

	this.keyPress = function (e) {
		var code = String.fromCharCode(e.keyCode ? e.keyCode : e.charCode).toLowerCase();
		if (e.ctrlKey && _keyHandler.keys[code]) {
			if (e.preventDefault) {
				e.preventDefault ();
			} else {
//				e.cancelBubble = true;
//				e.returnValue = false;
			}
			return false;
		}
	}

	this.keyDown = function (e) {
		var code = String.fromCharCode(e.keyCode ? e.keyCode : e.charCode).toLowerCase();
		if (e.ctrlKey && _keyHandler.keys[code]) {
			if ( _keyHandler.keys[code].getEnabled () && _keyHandler.disable.indexOf (code)==-1) {
				eval (_keyHandler.keys[code].getAttribute ("onaction"));
			}
			return false;
		}
		_keyHandler.disable = "";
	}

	this.applay = function (e) {
		var code = String.fromCharCode(e.keyCode ? e.keyCode : e.charCode).toLowerCase();

		if (e.ctrlKey && _keyHandler.keys[code] && _keyHandler.disable.indexOf (code)==-1) {
			if (_keyHandler.keys[code].getEnabled ())
				eval (_keyHandler.keys[code].getAttribute ("onaction"));
			_keyHandler.disable = "";
			return true;
		}
		_keyHandler.disable = "";
		return false;
	}

	this.disableKeys = function (keys) {
		this.disable = keys;
	}
	
	newEvent (document, "onkeydown", this.keyDown);
	newEvent (document, "onkeypress", this.keyPress);
}
var _keyHandler = new keyHandler ();
// tasten fuer ein element deaktivieren:
//     onkeydown="_keyHandler.disableKeys ('cv')"



// Coolbuttons Initialesieren (<td>'s die von einem <tr class="coolbuttons"> eingeschlossen sind)
function cbInit () {
	var td = document.querySelectorAll('[onaction]');
	for (var i = 0; i < td.length; i++) {
		if (td[i].getAttribute("onaction")) {
			createButton (td[i]);
			_keyHandler.createKey (td[i]);
			td[i].parentNode.unselectable = "on";
			if (td[i].getAttribute("active")) {
				td[i].setActive (eval (td[i].getAttribute("active")));
			}
		}
	}
}



function createButton(el) {

	newEvent (el, "onmouseover",	createButton.overCoolButton);
	newEvent (el, "onmouseout",	createButton.outCoolButton);
	newEvent (el, "onmousedown",	createButton.downCoolButton);
	newEvent (el, "onmouseup",		createButton.upCoolButton);
	newEvent (el, "onclick",		createButton.clickCoolButton);
	newEvent (el, "ondblclick",	createButton.clickCoolButton);
	newEvent (el, "onkeypress",	createButton.keypressCoolButton);
	newEvent (el, "onkeyup",		createButton.keyupCoolButton);
	newEvent (el, "onkeydown",		createButton.keydownCoolButton);
	newEvent (el, "onfocus",		createButton.focusCoolButton);
	newEvent (el, "onblur",		createButton.blurCoolButton);
	
	el.className = "coolButton";
	
	el.setEnabled		= createButton.setEnabled;
	el.getEnabled		= createButton.getEnabled;
	el.setValue			= createButton.setValue;
	el.getValue			= createButton.getValue;
	el.setToggle		= createButton.setToggle;
	el.getToggle		= createButton.getToggle;
	el.setActive		= createButton.setActive;
	el.setAlwaysUp		= createButton.setAlwaysUp;
	el.getAlwaysUp		= createButton.getAlwaysUp;
	el.setGray			= createButton.setGray;
	
	el._enabled		= true;
	el._toggle		= false;
	el._value		= false;
	el._alwaysUp	= false;
	el._gray		= false;
	
	return el;
}

createButton.LEFT = window.moz ? 0 : 1;

/* event listeners */

createButton.overCoolButton = function (e) {
	if (!window.createButton) return;
	var toEl = window.createButton.getParentCoolButton(e.toElement ? e.toElement : e.target);
// 	var fromEl = window.createButton.getParentCoolButton(e.fromElement ? e.fromElement : e.relatedTarget);
 	var fromEl = window.createButton.getParentCoolButton(e.fromElement ? e.fromElement : 0);
	if (toEl == fromEl || toEl == null) return;
	toEl._over = true;
	
	if (!toEl._enabled) return;
	
	window.createButton.setClassName(toEl);
};

createButton.outCoolButton = function (e) {
	if (!window.createButton) return;
// 	var toEl = window.createButton.getParentCoolButton(e.toElement ? e.toElement : e.relatedTarget);
 	var toEl = window.createButton.getParentCoolButton(e.toElement ? e.toElement : 0);
	var fromEl = window.createButton.getParentCoolButton(e.fromElement ? e.fromElement : e.target);
	if (toEl == fromEl || fromEl == null) return;
	fromEl._over = false;
	fromEl._down = false;
	
	if (!fromEl._enabled) return;	

	window.createButton.setClassName(fromEl);
};

createButton.downCoolButton = function (e) {
	if (!window.createButton || e.button != createButton.LEFT) return;
	
	var el = window.createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null) return;
	
	el._down = true;
	
	if (!el._enabled) return;

	window.createButton.setClassName(el);
};

createButton.upCoolButton = function (e) {
	if (!window.createButton || e.button != createButton.LEFT) return;
	
	var el = window.createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null) return;
	
	el._down = false;
	
	if (!el._enabled) return;
	
	if (el._toggle)
		el.setValue(!el._value);
	else
		window.createButton.setClassName(el);
};

createButton.clickCoolButton = function (e) {
 	var el = createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	el.onaction = el.getAttribute("onaction");
	if (el == null || !el._enabled || el.onaction == "" || el.onaction == null) return;
	
	if (typeof el.onaction == "string")
		el.onaction = new Function ("event", el.onaction);
	
	el.onaction(e);
};

createButton.keypressCoolButton = function (e) {
	var el = createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null || !el._enabled || e.keyCode != 13) return;
	
	el.setValue(!el._value);
	
	if (el.onaction == null) return;
	
	if (typeof el.onaction == "string")
		el.onaction = new Function ("event", el.onaction);
	
	el.onaction(e);
};

createButton.keydownCoolButton = function (e) {
	var el = createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null || !el._enabled || e.keyCode != 32) return;
	createButton.downCoolButton();
};

createButton.keyupCoolButton = function (e) {
	var el = createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null || !el._enabled || e.keyCode != 32) return;
	createButton.upCoolButton();
	
	//el.setValue(!el._value);	// is handled in upCoolButton()
	
	if (el.onaction == null) return;
	
	if (typeof el.onaction == "string")
		el.onaction = new Function ("event", el.onaction);
	
	el.onaction(e);
};

createButton.focusCoolButton = function (e) {
	var el = createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null || !el._enabled) return;
	createButton.setClassName(el);
};

createButton.blurCoolButton = function (e) {
	var el = createButton.getParentCoolButton(e.srcElement ? e.srcElement : e.currentTarget);
	if (el == null) return;
	
	createButton.setClassName(el)
};

createButton.getParentCoolButton = function (el) {
	if (el == null) return null;
	if (/coolButton/.test(el.className))
		return el;
	return createButton.getParentCoolButton(el.parentNode);
};

/* end event listeners */

createButton.setClassName = function (el) {
	var over = el._over;
	var down = el._down;
	var focused;
	try {
		focused = (el == document.activeElement && el.tabIndex > 0);
	}
	catch (exc) {
		focused = false;
	}
	
	if (!el._enabled) {
		if (el._value)
			el.className = "coolButtonActiveDisabled";
		else
			el.className = el._alwaysUp ? "coolButtonUpDisabled" : "coolButtonDisabled";
	}
	else {
		if (el._value) {
			if (over || down || focused)
				el.className = "coolButtonInactiveHover";
			else
				el.className = "coolButtonInactive";
		}
		else if (el._gray) {
			if (over || down || focused)
				el.className = "coolButtonUpDisabled";
			else
				el.className = "coolButtonDisabled";
		}
		else if (el._active) {
			if (over || down || focused)
				el.className = "coolButtonActiveHover";
			else
				el.className = "coolButtonActive";
		}
		else if (el._inactive) {
			if (over || down || focused)
				el.className = "coolButtonInactiveHover";
			else
				el.className = "coolButtonInactive";
		}
		else {
			if (down)
				el.className = "coolButtonInactiveHover";
			else if (over || el._alwaysUp || focused)
				el.className = "coolButtonHover";
			else
				el.className = "coolButton";
		}
	}
};

createButton.setEnabled = function (b) {
	if (this._enabled != b) {
		this._enabled = b;
		createButton.setClassName(this, false, false);
		if (!window.moz) {
			if (b)
				this.innerHTML = this.firstChild.firstChild.innerHTML;
			else
				this.innerHTML = "<span class='coolButtonDisabledContainer'><span class='coolButtonDisabledContainer'>" + this.innerHTML + "</span></span>";
		}
	}
};

createButton.setGray = function (b) {
	this._gray = b;
	createButton.setClassName(this, false, false);
};

createButton.getEnabled = function () {
	return this._enabled;
};

createButton.setValue = function (v, bDontTriggerOnChange) {
	if (this._value != v) {
		this._value = v;
		createButton.setClassName(this, false, false);
		
		this.onchange = this.getAttribute("onchange");
		
		if (this.onchange == null || this.onchange == "" || bDontTriggerOnChange) return;
		
		if (typeof this.onchange == "string")
			this.onchange = new Function("", this.onchange);

		this.onchange();
	}
};

createButton.getValue = function () {
	return this._value;
};

createButton.setToggle = function (t) {
	if (this._toggle != t) {
		this._toggle = t;
		if (!t) this.setValue(false);
	}
};

createButton.getToggle = function () {
	return this._toggle;
};

createButton.setActive = function (t) {
	this._active = t;
	this._inactive = !t;
	createButton.setClassName(this, false, false);
};

createButton.setAlwaysUp = function (up) {
	if (this._alwaysUp != up) {
		this._alwaysUp = up;
		createButton.setClassName(this, false, false);
	}
};

createButton.getAlwaysUp = function () {
	return this._alwaysUp;
};