//<script language="JavaScript">
//fuer Maus sichtbar
poc1an = new Image(); //Bildgroesse
poc1an.src = "../buttons/s1a.gif";

poc2an = new Image();
poc2an.src = "../buttons/s2a.gif";

poc3an = new Image();
poc3an.src = "../buttons/s3a.gif";

poc4an = new Image();
poc4an.src = "../buttons/s4a.gif";


//fuer Maus unsichtbar
poc1aus = new Image ();
poc1aus.src = "../buttons/s1.gif";

poc2aus = new Image ();
poc2aus.src = "../buttons/s2.gif";

poc3aus = new Image ();
poc3aus.src = "../buttons/s3.gif";

poc4aus = new Image ();
poc4aus.src = "../buttons/s4.gif";


function img_act(imgName) {
	imgOn = eval (imgName + "an.src");
	document [imgName].src = imgOn;
}

function img_inact (imgName) {
	imgOff = eval (imgName + "aus.src");
	document [imgName].src =imgOff;
}
//</script>