function initIntro(_parent,_x,_y,_w,_h){
		var par = document.getElementById(_parent);
		var ev_intro = document.createElement('div');
		ev_intro.id = 'ev_intro';
		ev_intro.style.left = _x+'px'; 
		ev_intro.style.top  = _y+'px'; 
		ev_intro.style.width  = _w+'px'; 
		ev_intro.style.height  = _h+'px'; 
		ev_intro.style.zIndex  = '10'; 
		ev_intro.style.position = 'absolute';
		ev_intro.style.visibility = 'hidden';
		ev_intro.innerHTML = '' +
		'<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000 "'+
		'id="intro_movie" width="'+_w+'" height="'+_h+'" '+
		'codebase="http://fpdownload.macromedia.com/get/flashplayer/current/swflash.cab"> '+
		'<param name="movie" value="intro_de/intro_de.swf" /> '+
		'<param name="quality" value="high" /> '+
		'<param name="bgcolor" value="#ffffff" /> '+
		'<param name="allowScriptAccess" value="always" /> '+
		'<param name="wmode" value="opaque"> '+
		'<embed src="intro_de/intro_de.swf" quality="high" bgcolor="#ffffff" '+
		'width="'+_w+'" height="'+_h+'" name="intro_movie" align="middle" '+
		'play="true" '+
		'loop="false" '+
		'quality="high" '+
		'wmode="opaque" '+
		'allowScriptAccess="always" '+
		'type="application/x-shockwave-flash" '+
		'pluginspage="http://www.adobe.com/go/getflashplayer"> '+
		'</embed> '+
		'</object> ';
		par.appendChild(ev_intro);				
		preanim();
}

// called by flash-app
function preanim(){
	document.getElementById('pano').style.visibility = 'hidden';
	document.getElementById('ev_intro').style.visibility = 'visible';
}

// called by flash-app
function hideanim(){
	document.getElementById('ev_intro').style.visibility = 'hidden';
	document.getElementById('pano').style.visibility = 'visible';
}