
<!--
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];}
}
//-->


var pop_window = null;

function pop(status, url, w, h, t, l)
{
	if (!w)
	  w = 250;
	if (!h)
	  h = 100;
 	if (!t)
	  t = 450;
	if (!l)
	  l = 10;

	if (status != 0)
	{
		pop_window = open(url, "pop", "WIDTH="+w+",HEIGHT="+h+",TOP="+t+",LEFT="+l);
	}
	else
	{
		if (pop_window != null) 
			pop_window.close();
		pop_window = null;
	}
}


function Fenster_auf (what,w,h)
{
	window.open(what,'','resizable=no,scrollbars=no,width='+w+',height='+h);
}	

function Fenster_auf_scroll(what,w,h)
{
	window.open(what,'','resizable=yes,scrollbars=yes,width='+w+',height='+h);
}	
	 
// Prüfe auf eine gültige E-Mail-Adresse: suche nach @ und .
function istEmail(elm) 
{
    if (elm.value.indexOf("@") != "-1" && elm.value.indexOf(".") != "-1") 
	{
        return true;
    }
    else 
	{
        return false;
    }
}
// Prüfe auf leere Felder.
function istAusgefuellt(elm) {
    if (elm.value == "" || elm.value == null) 
	{
        return false;
    }
    else 
	{
        return true;
    }
}

function VerifyForm(form)
{
    if (istAusgefuellt(form.Name) == false) { // Vollständiger Name?
        alert("Bitte tragen Sie Ihren Namen ein.");
        form.Name.focus();
        return false;
    }
	if (istEmail(form.Email) == false) {     // Echte E-Mail-Adresse?
        alert("Bitte geben Sie eine gültige E-Mail-Adresse ein.");
        form.Email.focus();
        return false;
    }
   		return true;
}