var posLW=383;var timeLW=0;var stepLW=20;var endLW=3000;function moveLeidingWorden(){posLWtemp=Math.floor(383*(1-Math.sin((timeLW*3.14159265)/(2*endLW))));if(posLWtemp<0)posLWtemp=0;timeLW+=stepLW;if(timeLW<endLW)window.setTimeout('moveLeidingWorden()',stepLW);else posLWtemp=0;if(posLWtemp!=posLW){posLW=posLWtemp;document.getElementById("leiding_worden").style.left=posLW+"px";}}addLoadEvent(moveLeidingWorden);