// Java Scripts

// Script Menue
 function anzeigen(das){
  if(document.getElementById(das).style.display=='none')
   document.getElementById(das).style.display='block';
  else document.getElementById(das).style.display='none';}

// Aufruf der Bilder in neuem Fenster
var win=null;
function NewWindow(mypage,myname,w,h,pos,infocus){
if(pos=="random"){myleft=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;mytop=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
if(pos=="center"){myleft=(screen.width)?(screen.width-w)/2:100;mytop=(screen.height)?(screen.height-h)/2:100;}
else if((pos!='center' && pos!="random") || pos==null){myleft=0;mytop=20}
settings="width=" + w + ",height=" + h + ",top=" + mytop + ",left=" + myleft + ",scrollbars=no,location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no";win=window.open(mypage,myname,settings);
win.focus();}

// Prüfung auf Logik einer E-Mail-Adresse
var v='0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ._-@';
function pruefung()
{
var f1=document.e_form.email.value;

if(f1.length <= 5)
   {
   alert('Ungültige E-Mail-Adresse');
   }
else
    for (i=0; i< f1.length ; i++)
    {
        if(f1.indexOf('@')<1 || f1.indexOf('.')==-1 || f1.indexOf(' ')!=-1 || f1.lenght<5)
        {
        alert('Bitte geben Sie eine gültige E-Mail-Adresse ein!');
        break;
        }
    }
}