function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function bild(nameBild,titel,alt,b,h)
{	if (navigator.appVersion.substring(0,1)=="4" && navigator.appName=="Netscape") {}
	else {	b=b+14;
			h=h+33 ;}
	fenster=window.open("bild.php?bild="+nameBild+"&titel="+titel+"&alt="+alt,"xyz","width="+b+",height="+h+",toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=yes");	
	fenster.resizeTo(b,h);
	fenster.focus();
}

function bildx(nameBild,titel,alt,b,h,bildtext)
{	if (navigator.appVersion.substring(0,1)=="4" && navigator.appName=="Netscape") {}
	else {	b=b+9;
			h=h+28 ;}
	fenster=window.open("bild1.php?bild="+nameBild+"&titel="+titel+"&alt="+alt+"&bildtext="+bildtext,"xyz","width="+b+",height="+h+",toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=yes");	
	fenster.resizeTo(b,h);
	fenster.focus();
}


function checkInput()	// Namen im Kontaktformular überprüfen
{
	var a,b;
	a=window.document.kontakt_form.elements[4].value;	// Name
	if (a=="")
		{
			alert("Bitte Ihren Namen eingeben!");
			window.document.kontakt_form.elements[4].focus();
			return false;
		}
	b=window.document.kontakt_form.elements[12].value;	// E-Mail
	if (b=="")
		{
			alert("Bitte Ihre E-Mail-Adresse eingeben!");
			window.document.kontakt_form.elements[12].focus();
			return false;
		}
	b=window.document.kontakt_form.elements[13].value;	// Kommentar
	if (b=="")
		{
			alert("Bitte Ihren Kommentar eingeben!");
			window.document.kontakt_form.elements[13].focus();
			return false;
		}
}