numEmotionImage		=	arrEmotionImages.length;
lastEmotionImage	=	0;
function EmotionImageWechselStart() 
{ 
   bildwechselthread = setInterval("EmotionImageWechsel()", 7000); 
} 
function EmotionImageWechsel() 
{
   nextEmotionImage	=	lastEmotionImage + 1;
   if(nextEmotionImage>=numEmotionImage){nextEmotionImage=0;}
   document.getElementById("emTopImg").src = arrEmotionImages[nextEmotionImage]; 
   lastEmotionImage	=	nextEmotionImage;
} 
EmotionImageWechselStart();