var banner={};

banner.aktbanner=0;
banner.anzbanner=3;
banner.direction="left";
banner.displaytime=15000;

banner.slide=function() {
 if (banner.direction=="left" ) { banner.aktbanner++; }
 else { banner.aktbanner--; }

 if (banner.aktbanner==banner.anzbanner) { banner.direction="right"; banner.aktbanner=banner.anzbanner-2;; }
 else if (banner.aktbanner==-1) { banner.direction="left"; banner.aktbanner=1; } 
 
 var offset=0-banner.aktbanner*155;
 
 var b=document.getElementById('bannerdiv'); 
 b.style.WebkitTransform="translate("+offset+"px,0px)";
 b.style.MozTransform="translate("+offset+"px,0px)"; 
 b.style.OTransform="translate("+offset+"px,0px)";
 setTimeout("banner.slide()",banner.displaytime);
}

banner.start=function() {
 setTimeout("banner.slide()",banner.displaytime);
}