function show_termin (rubrik) {	for (i=1; i<5; i++)	{		if ( rubrik != i )		{			overImages['term'+i].src = overImages['term'+i+'_n'].src;			document.images['term'+i].src    = overImages['term'+i+'_n'].src;		}else{			overImages['term'+rubrik].src = overImages['term'+rubrik+'_a'].src;			document.images['term'+rubrik].src    = overImages['term'+rubrik+'_a'].src;		}	}		display_termin = new Array ("none", "none", "none", "none");	display_termin[rubrik-1] = "block";	for (i=1; i<5; i++)	{		termin_id = 'termin'+ i;		document.getElementById(termin_id).style.display = display_termin[i-1];	}}var overImages=new Array();function preloader(imgName, img_n, img_o, img_a){	overImages[imgName] = new Image();	if (imgName == 'term1'){		overImages[imgName].src = img_a;	}else{		overImages[imgName].src = img_n;}	overImages[imgName+'_n'] = new Image();	overImages[imgName+'_n'].src = img_n;	overImages[imgName+'_o'] = new Image();	overImages[imgName+'_o'].src = img_o;    overImages[imgName+'_a'] = new Image();	overImages[imgName+'_a'].src = img_a;}function imgOver(imgName){ 	document.images[imgName].src    = overImages[imgName+'_o'].src;}function imgOut(imgName){ 	document.images[imgName].src = overImages[imgName].src;}function PopFenster (PopAdresse, LinkName) {	PopFnstr = window.open(PopAdresse, "", "width=495,height=650,left=0,top=0,scrolling=yes,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,screenX=1,screenY=1,top=1,left=1");	document.getElementById(LinkName).href = "#";	document.getElementById(LinkName).target = "_self";}