preloads=new Array("nav_1","nav_1","nav_2","nav_3","nav2_1","nav2_2","nav2_3","nav2_4","nav2_5");

	for (i=0;i<preloads.length;i++){
		eval(preloads[i]+'_0 = new Image();');
		eval(preloads[i]+'_0.src = "/fileadmin/images/'+preloads[i]+'_0.gif";');
		eval(preloads[i]+'_1 = new Image();');
		eval(preloads[i]+'_1.src = "/fileadmin/images/'+preloads[i]+'_1.gif";');

	}


	function swap(img,obj) {
		eval('document.getElementById(img).src = '+obj+'.src;');
	}