var last = 0;

		if (document.images) {
// preload images start
image18on = new Image();
image18on.src = "/templates/html/d_18_en_imageleft_foto_on.gif";
image18off = new Image();
image18off.src = "/templates/html/d_18_en_imageleft_foto_off.gif";
image18act = new Image();
image18act.src = "/templates/html/d_18_en_imageleft_foto_act.gif";
image21on = new Image();
image21on.src = "/templates/html/d_21_en_imageleft_foto_on.gif";
image21off = new Image();
image21off.src = "/templates/html/d_21_en_imageleft_foto_off.gif";
image21act = new Image();
image21act.src = "/templates/html/d_21_en_imageleft_foto_act.gif";
image20on = new Image();
image20on.src = "/templates/html/d_20_en_imageleft_foto_on.gif";
image20off = new Image();
image20off.src = "/templates/html/d_20_en_imageleft_foto_off.gif";
image20act = new Image();
image20act.src = "/templates/html/d_20_en_imageleft_foto_act.gif";
image19on = new Image();
image19on.src = "/templates/html/d_19_en_imageleft_foto_on.gif";
image19off = new Image();
image19off.src = "/templates/html/d_19_en_imageleft_foto_off.gif";
image19act = new Image();
image19act.src = "/templates/html/d_19_en_imageleft_foto_act.gif";
image28on = new Image();
image28on.src = "/templates/html/d_28_en_imageleft_foto_on.gif";
image28off = new Image();
image28off.src = "/templates/html/d_28_en_imageleft_foto_off.gif";
image28act = new Image();
image28act.src = "/templates/html/d_28_en_imageleft_foto_act.gif";
// preload images end
}


		function act_unternehmen(imgName, imgNum) {
			document[imgName].src = eval(imgName + 'on.src');	
		}

		function inact_unternehmen(imgName, imgNum) {
			document[imgName].src = eval(imgName + 'off.src');
		}

		function stay_unternehmen(imgName, imgNum) {
// stay images start
image18on.src = "/templates/html/d_18_en_imageleft_foto_on.gif";
image18off.src = "/templates/html/d_18_en_imageleft_foto_off.gif";
if (imgNum==18){
image18on.src = "/templates/html/d_18_en_imageleft_foto_act.gif";
image18off.src = "/templates/html/d_18_en_imageleft_foto_act.gif";
}
image21on.src = "/templates/html/d_21_en_imageleft_foto_on.gif";
image21off.src = "/templates/html/d_21_en_imageleft_foto_off.gif";
if (imgNum==21){
image21on.src = "/templates/html/d_21_en_imageleft_foto_act.gif";
image21off.src = "/templates/html/d_21_en_imageleft_foto_act.gif";
}
image20on.src = "/templates/html/d_20_en_imageleft_foto_on.gif";
image20off.src = "/templates/html/d_20_en_imageleft_foto_off.gif";
if (imgNum==20){
image20on.src = "/templates/html/d_20_en_imageleft_foto_act.gif";
image20off.src = "/templates/html/d_20_en_imageleft_foto_act.gif";
}
image19on.src = "/templates/html/d_19_en_imageleft_foto_on.gif";
image19off.src = "/templates/html/d_19_en_imageleft_foto_off.gif";
if (imgNum==19){
image19on.src = "/templates/html/d_19_en_imageleft_foto_act.gif";
image19off.src = "/templates/html/d_19_en_imageleft_foto_act.gif";
}
image28on.src = "/templates/html/d_28_en_imageleft_foto_on.gif";
image28off.src = "/templates/html/d_28_en_imageleft_foto_off.gif";
if (imgNum==28){
image28on.src = "/templates/html/d_28_en_imageleft_foto_act.gif";
image28off.src = "/templates/html/d_28_en_imageleft_foto_act.gif";
}
// stay images end

		document[imgName].src = eval(imgName + 'act.src');

		if (last>0){
			temp='image' + last;
				document[temp].src = eval(temp + 'off.src');
			}
			last=imgNum;
		}