var imgNames = new Array();
var imgArray = new Array();
function setToLoadImg(imgName){var _ret=-1;imgNames[_ret=(imgNames.length?imgNames.length:0)] = imgName;return (_ret);}
function loadImgs() {for(var i=0;i<imgNames.length;i++){imgArray[i]=new Image();imgArray[i].src = imgNames[i];}}
function si(imgName,imgNum){imgName.src=imgNames[imgNum];}
var img1  = setToLoadImg("http://www.hnpm.de/img/hnpm_pfeil.gif");
var img2  = setToLoadImg("http://www.hnpm.de/img/hnpm_pfeil2.gif");