var menue_hide_timer = new Array();

function menue_show (srcElement, menueID) {

	menue_cancelHide(menueID);

  if (document.getElementById(menueID+'-sub')) {
   var style   = document.getElementById(menueID+'-sub').style;
   var srcElementPos  = getAbsolutePosition(srcElement);
   
   style['display']  = 'block';
   style['top']  = srcElementPos.y + srcElement.offsetHeight + 'px';
   style['left']  = srcElementPos.x + 'px';
  }

	//menueelement hover-bild
	srcElement.src = '/images/menu/'+menueID+'_hover_cnc3tw.jpg'; // '/images/menu/'+menueID+'_hover.jpg';
}

function menue_hide(id) {
	id = id.replace(/-sub$/,'');
	menue_hide_timer[id] = setTimeout('menue_forceHide(\''+id+'\')',50);
}

function menue_cancelHide(id) {
	id = id.replace(/-sub$/,'');
	if (menue_hide_timer[id])
		clearTimeout(menue_hide_timer[id]);
}

function menue_forceHide(id) {
  if (document.getElementById(id+'-sub'))
   document.getElementById(id+'-sub').style['display']='none';
	
	//menueelement bild wiederherstellen
	document.getElementById(id).src = '/images/menu/'+id+'_cnc3tw.jpg'; // '/images/menu/'+menueID+'.jpg';
}

function getAbsolutePosition(e) {
	var pos = new function() {this.x=0; this.y=0;};
	while (e) {
		if (e.offsetLeft) 	pos.x += e.offsetLeft;
		if (e.offsetTop) 	pos.y += e.offsetTop;
		e = e.offsetParent;
	}
	return pos;
}

//var s = '';
//s += '../design/iv3-fc0407/menue-main-mouseover.png ../design/iv3-fc-bar/logo2.png ';
//s += '../design/iv3-fc0407/head/news3.png ../design/iv3-fc0407/head/media3.png ../design/iv3-fc0407/head/forum3.png ../design/iv3-fc0407/head/information3.png ../design/iv3-fc0407/head/catering3.png ';
//preloading(s);
//
//var imageslist = new Array;
//function preloading (str) {
//   var img = str.split(' ');
//   for (i=0;i<img.length;i++) {
//      if (img[i] != '') {
//         var p_img = new Image();
//         p_img.src = img[i];
//         imageslist.push(p_img);
//      }
//   }
//}