function addEvent(elm, evType, fn, useCapture)

// addEvent and removeEvent

// cross-browser event handling for IE5+,  NS6 and Mozilla

// By Scott Andrew

{

 if (elm.addEventListener){

   elm.addEventListener(evType, fn, useCapture);

   return true;

 } else if (elm.attachEvent){

   var r = elm.attachEvent("on"+evType, fn);

   return r;

 } else {

   alert("Handler could not be removed");

 }

}



addEvent(window, "load", ResizeBBCodeImages);



//Funktion die alle Bilder des BBCodes der Funktion SetSize übergibt

function ResizeBBCodeImages() {

  imgs = document.getElementsByTagName("img");

  for (ti=0;ti<imgs.length;ti++) {

    if (imgs[ti].className.indexOf("bbcode_image") != -1) {

      SetSize(imgs[ti]);

    }

  }

}



//Funktion zum Ändern der Bildgröße für zu große Bilder

function SetSize(img){

  var w = img.width;

  var h = img.height;

  var toChange = false;

  if (w>bbcodemaximagewidth) {

    h = bbcodemaximagewidth * h / w;

    w = bbcodemaximagewidth;

    toChange = true;

    }

  if (h>bbcodemaximageheight) {

    w = bbcodemaximageheight * w / h;

    h = bbcodemaximageheight;

    toChange = true;

    }

  if (toChange) {

    var src = img.getAttribute('src');

    if ( img.parentNode.nodeName.toLowerCase() == 'a' ) {

      img.setAttribute('width',w);

      img.setAttribute('height',h);

    } else {

      var ersatz = document.createElement('a');

      ersatz.setAttribute('href',src);

      ersatz.setAttribute('target','_blank');

      var newImg = document.createElement('img');

      newImg.setAttribute('src',src);

      newImg.setAttribute('width',w);

      newImg.setAttribute('height',h);

      newImg.setAttribute('border','0');

      newImg.setAttribute('style',img.getAttribute('style',0));

      ersatz.appendChild(newImg);

      img.parentNode.replaceChild(ersatz,img);

    }

  }

}



//Funktion für BBCode Klapptext

function Klapptext(str) {

	var KlappText = document.getElementById('layer_'+str);

	var KlappBild = document.getElementById('image_'+str);

	var medientuner_minus= "include/images/icons/minus.gif", medientuner_plus="include/images/icons/plus.gif";

	

	if (KlappText.style.display == 'none') {

		KlappText.style.display = 'block';

		KlappBild.src = medientuner_minus;

	} else {

		KlappText.style.display = 'none';

		KlappBild.src = medientuner_plus;

	}

}