spot1 = new Image();
spot1.src = "./bilder/img_pfeil_grau.gif";
spot2 = new Image();
spot2.src = "./bilder/img_pfeil_braun.gif";
oben1 = new Image();
oben1.src = "./bilder/img_pfeil_oben_grau.gif";
oben2 = new Image();
oben2.src = "./bilder/img_pfeil_oben_braun.gif";
zuruck1 = new Image();
zuruck1.src = "./bilder/img_pfeil_zuruck_grau.gif";
zuruck2 = new Image();
zuruck2.src = "./bilder/img_pfeil_zuruck_braun.gif";

function wechselover(imgName){
         if (imgName == "img_oben")
		document[imgName].src=eval("oben2.src");
         else if (imgName == "img_zuruck")
		document[imgName].src=eval("zuruck2.src");
         else
         	document[imgName].src=eval("spot2.src");
}
function wechseloff(imgName){
         if (imgName == "img_oben")
		document[imgName].src=eval("oben1.src");
         else if (imgName == "img_zuruck")
		document[imgName].src=eval("zuruck1.src");
         else
         	document[imgName].src=eval("spot1.src");
}
function pop(resource,width,height) {
	popu = window.open("pop.php?id="+resource,"popupwindow","width="+width+",height="+height+",left=100,top=100,scrollbars=no");
         return;
}

function popmovie(resource) {
	popv = window.open("./movie/popmovie.php?id="+resource,"popupwindow","width=340,height=315,left=100,top=100,scrollbars=no");
         return;
}