function initPage() {
         var a = document.getElementById('rightbar').offsetHeight + document.getElementById('rightbar').offsetTop;
         var b = document.getElementById('footer').offsetTop + 60;
         var sidebarHeight = (a > b ? a : b);

         if(document.all) {
       	         document.getElementById('whiteback').style.width = document.body.clientWidth;
                  if(sidebarHeight < document.body.clientHeight) sidebarHeight = document.body.clientHeight;
         } else {
                  if(sidebarHeight < document.body.clientHeight) sidebarHeight = "100%";
         }

         document.getElementById('whiteback').style.height = sidebarHeight;
}


function displayPlayer() {
	document.getElementById('videoplayerCloser').style.display = 'block';
	document.getElementById('videoplayer').style.display = 'block';
         document.getElementById('whiteback').style.display = 'block';

         var left = 10;
         var top = 100;

         if(document.all) {
                 top = (document.body.clientHeight / 2) - 165 + document.body.scrollTop;
                 left = (document.body.clientWidth / 2) - 232;
	        document.getElementById('videoplayerCloser').style.left = left + 459;
                 document.getElementById('videoplayerCloser').style.top = top - 23;
         } else {
		top = (window.innerHeight / 2) - 165 + window.pageYOffset;
		left = (window.innerWidth / 2) - 232;
                 document.getElementById('videoplayerCloser').style.left = left + 466;
                 document.getElementById('videoplayerCloser').style.top = top - 25;
         }

         document.getElementById('videoplayer').style.left = left;
         document.getElementById('videoplayer').style.top = top;
}

function hidePlayer() {
         document.getElementById('videoplayerCloser').style.display = 'none';
         document.getElementById('videoplayer').style.display = 'none';
         document.getElementById('whiteback').style.display = 'none';
         if(document.all) {
                 document.all.videoplayer.innerHTML = '';
         }
}

function play(videoId) {
	var youtubeTarget = 'http://www.youtube-nocookie.com/v/'+videoId+'&hl=de_DE&fs=1&rel=0&autoplay=1&showinfo=0&egm=0'
	try {
         	if(document.all) {
                          document.all.videoplayer.innerHTML = '<embed src="' + youtubeTarget + '" type="application/x-shockwave-flash" allowfullscreen="true" allowScriptAccess="always" width="459" height="338">';
                 } else {
		         document.getElementById('movieparam').value = youtubeTarget;
		         document.getElementById('movieembed').src = youtubeTarget;
                 }
         } catch(exc) { }
        	displayPlayer();
}