function openNavi(status, subnavi){
    if(status != subnavi){
        //Ausklappen
        new Effect.BlindDown($(subnavi),{duration:  0.3 });//SlideDown ist hübscher aber macht Stress... mit 0.0 als duration läft es ganz gut
        //new Effect.Appear($(subnavi),{duration:  0.0 });
        if($(status)){
            //Zuklappen
            new Effect.BlindUp($(status),{duration:  0.3 });//SlideUp ist hübscher
            //new Effect.Fade($(status),{duration:  0.0 });
            //$(status).setStyle({backgroundColor:'#fff',fontWeight:'normal'});//,fontWeight:'normal' is ja nich status..
            
            //CSS-Klasse entfernen
            linkEndung = status.substr(7, 7);
            if($('hauptNaviLink'+linkEndung)){
                if($('hauptNaviLink'+linkEndung).hasClassName('activePoint')){
                    $('hauptNaviLink'+linkEndung).removeClassName('activePoint');
                }
            }
         }
         
    }
    return status = subnavi;
}
function activeMenu(menu){
        $(menu).style.display = 'block';
     return menu;
}
function checkHeight(){
     leftHeight = Element.getHeight('leftColumn');
     Element.setStyle('content', {height:leftHeight+'px'} ); 
     Element.setStyle('rightColumn', {height: leftHeight+'px'} ); 
     //alert(leftHeight);
     
}