function v(e,m) {
  if(e.value.length>m) {
    alert('Maximal sind nur '+m+' Zeichen + Wong.to-URL (= 140 Zeichen) beim Twitter-Status erlaubt.');
    e.value = e.value.substr(0, m);
    return false;
  } else {
    return true;
  }
}

function len(e,m,t,event) {
	var evt = event || window.event; 
	var target =  document.getElementById(t);
	target.innerHTML = (m - e.value.length);
	if (m <= e.value.length && evt.keyCode != 8 && evt.keyCode != 46) {
		return false;
	} else {
		return true;
	}
}

function $(n) {
	return document.getElementById(n);
}

//qTip - CSS Tool Tips - by Craig Erskine
//http://qrayg.com
//
//Multi-tag support by James Crooke
//http://www.cj-design.com
//
//Inspired by code from Travis Beckham
//http://www.squidfingers.com | http://www.podlob.com
//
//Copyright (c) 2006 Craig Erskine
//Permission is granted to copy, distribute and/or modify this document
//under the terms of the GNU Free Documentation License, Version 1.3
//or any later version published by the Free Software Foundation;
//with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
//A copy of the license is included in the section entitled "GNU
//Free Documentation License".

var qTipTag = "img"; //Which tag do you want to qTip-ize? Keep it lowercase!//
var qTipX = 0; //This is qTip's X offset//
var qTipY = 15; //This is qTip's Y offset//

//There's No need to edit anything below this line//
tooltip = {
name : "qTip",
offsetX : qTipX,
offsetY : qTipY,
tip : null
}

tooltip.init = function () {
	var tipNameSpaceURI = "http://www.w3.org/1999/xhtml";
	if(!tipContainerID){ var tipContainerID = "qTip";}
	var tipContainer = document.getElementById(tipContainerID);

	if(!tipContainer) {
	  tipContainer = document.createElementNS ? document.createElementNS(tipNameSpaceURI, "div") : document.createElement("div");
		tipContainer.setAttribute("id", tipContainerID);
	  document.getElementsByTagName("body").item(0).appendChild(tipContainer);
	}

	if (!document.getElementById) return;
	this.tip = document.getElementById (this.name);
	if (this.tip) document.onmousemove = function (evt) {tooltip.move (evt)};

	var a, sTitle, elements;
	
	var elementList = qTipTag.split(",");
	for(var j = 0; j < elementList.length; j++) {	
		elements = document.getElementsByTagName(elementList[j]);
		if(elements) {
			for (var i = 0; i < elements.length; i ++) {
				a = elements[i];
				sTitle = a.getAttribute("title");				
				if(sTitle) {
					a.setAttribute("tiptitle", sTitle);
					a.removeAttribute("title");
					a.removeAttribute("alt");
					a.onmouseover = function() {tooltip.show(this.getAttribute('tiptitle'))};
					a.onmouseout = function() {tooltip.hide()};
				}
			}
		}
	}
}

tooltip.move = function (evt) {
	var x=0, y=0;
	if (document.all) {
		x = (document.documentElement && document.documentElement.scrollLeft) ? document.documentElement.scrollLeft : document.body.scrollLeft;
		y = (document.documentElement && document.documentElement.scrollTop) ? document.documentElement.scrollTop : document.body.scrollTop;
		x += window.event.clientX;
		y += window.event.clientY;
	} else {
		x = evt.pageX;
		y = evt.pageY;
	}
	var tx = x + this.offsetX;
	var ty = y + this.offsetY;
	if (ty+this.tip.offsetHeight > $('main').offsetHeight) {
		this.tip.style.top = (y-this.offsetY-this.tip.offsetHeight)+"px";
	}else {
		this.tip.style.top = ty+"px";
	}
	this.tip.style.left = tx+"px";
}

tooltip.show = function (text) {
	if (!this.tip) return;
	this.tip.innerHTML = text;
	this.tip.style.display = "block";
}

tooltip.hide = function () {
	if (!this.tip) return;
	this.tip.innerHTML = "";
	this.tip.style.display = "none";
}

window.onload = function () {
	tooltip.init ();
}
// end qTip