function bland(param) 
{ window.open('ahpSearch/AHPErg.aspx?t=c&s=' + param, param, 'scrollbars=yes,width=760,height=470');
}
function submit_Form()
{ var plzVariable = document.form.plz.value;
  var vpVariable = document.form.vpname.value;
  var attol = "scrollbars=yes,width=760,height=470";
  ziel='ahpSearch/AHPErg.aspx?t=s&plz=' + plzVariable + '&vpname=' + vpVariable;
  window.open(ziel,'Suche',attol);
}