function  showthisone($thisone) {
      var $newsbox = document.getElementsByTagName("div");
            for(var x=0; x<$newsbox.length; x++) {
                  name = $newsbox[x].getAttribute("name");
                  if (name == '$newsbox') {
                        if ($newsbox[x].id == $thisone) {
                        $newsbox[x].style.display = 'block';
                  }
                  else {
                        $newsbox[x].style.display = 'none';
                  }
            }
      }
}

function winopen(name,hoehe,breite){ 
l = (screen.width/2)-(breite/2);
o = (screen.height/2)-(hoehe/2);
var fenster=window.open(name,"","height="+hoehe+",width="+breite+",status = no,toolbar = no,menubar = no,location = no,resizable = yes,titlebar = no,scrollbars = yes,fullscreen = no,top ="+o+",left ="+l);
 fenster.focus();
 return false; 
} 

function mailopen(name,hoehe,breite){ 
l = (screen.width/2)-(breite/2);
o = (screen.height/2)-(hoehe/2);
var fenster=window.open(name,"","height="+hoehe+",width="+breite+",status = no,toolbar = yes,menubar = no,location = no,resizable = yes,titlebar = no,scrollbars = yes,fullscreen = no,top ="+o+",left ="+l);
 fenster.focus();
 return false; 
} 


function fullscreen (url) {
 var fenster=window.open(url,"","fullscreen=yes, status=yes, toolbar=no, menubar=no, location=no, resizable=yes, titlebar=yes, scrollbars=yes"); 
 fenster.focus();
 return false;
}