var ie= ((document.all)&&(!document.layers)) ? true : false;
var ns= ((document.layers)&&(!document.getElementById)) ? true : false;
var moz= ((document.getElementById)&&(!document.all)) ? true : false;

function init() {
    if(ns)
    {
    nav=document.menue;
    m1=document.kursmenue;
    }
    if(ie)
    {
    nav=menue.style;
    nav.left=0;
    nav.top=100;
 	

    p=navpic.style;
    p.left=450;
    p.top=0;
    l=logo.style;
    l.left=280;
    l.top=60;
 
    
    }
    if(moz)
    {
    nav=document.getElementById("menue").style;
    nav.left=0;
    nav.top=100;
 	
    p=document.getElementById("navpic").style;
    p.left=450;
    p.top=0;
    l=document.getElementById("logo").style;
    l.left=280;
    l.top=60;

    
    }
}


function zeige(ebene)
{
    if(ns){
        eval(ebene+'.visibility="show";');
    }
    else{
        eval(ebene+'.visibility="visible";');
   	}
}

function verstecke(ebene)
{
    if(ns)
    {
    ebene.visibility="hide"
    }
    else
    {
    ebene.visibility="hidden"
    }
}



function tauschPict(ebenenID,bild){
         document.getElementById(ebenenID).innerHTML="<table width=\'100%\' height=\'100%\'border=\'0\' cellpadding=\'0\' cellspacing=\'0\'><tr><td align=\'center\' width=\'250\'height=\'40\'><img src=\'images/"+bild+"\' alt=\'\'width=\'250\'height=\'40\'border=\'0\' /></td></tr></table>";

}


function tauschPick(ebenenID,bild){
         document.getElementById(ebenenID).innerHTML="<table width=\'100%\' height=\'100%\'border=\'0\' cellpadding=\'0\' cellspacing=\'0\'><tr><td align=\'center\' width=\'200\'height=\'150\'><img src=\'images/"+bild+"\' alt=\'\'width=\'200\'height=\'150\'border=\'0\' /></td></tr></table>";

}


function tauschLehrer(ebenenID,name,inhalt){
         document.getElementById(ebenenID).innerHTML="<br /><br /><br /><h6>"+name+"</h6>"+inhalt+"<br />";
}
 
function oeffneK() {
         winK=window.open('kursplan.html','fenter2','width=780,height=415,left=0,top=0');
         winK.focus();
         return winK;
}


function linienaus(verweis) {
         if (document.all || document.getElementById) {
            verweis.blur();
         }
}