var menu_opened=0;

function correct_layout() {
   document.getElementById('navigation').style.height = document.body.offsetHeight -80;
   document.getElementById('content').style.height = document.body.offsetHeight -80;
   
MM_preloadImages('images/home_but_out.png','images/suche_but_out.png','images/forum_but_out.png','images/impressum_but_out.png');   
   
   document.getElementById("KatAben").style.zIndex = 1;
   document.getElementById("Acti").style.zIndex = 11;
   document.getElementById("KatDenk").style.zIndex = 1;
   document.getElementById("KatGesc").style.zIndex = 1;
   document.getElementById("KatMult").style.zIndex = 1;
   document.getElementById("KatSpor").style.zIndex = 1;
   document.getElementById("KatActi").style.visibility = 'visible';   
}

function top_button(name){
   document.getElementById("Aben").style.zIndex = 3;
   document.getElementById("Acti").style.zIndex = 4;
   document.getElementById("Denk").style.zIndex = 5;
   document.getElementById("Gesc").style.zIndex = 6;
   document.getElementById("Mult").style.zIndex = 7;
   document.getElementById("Spor").style.zIndex = 8;
   document.getElementById("KatAben").style.zIndex = 1;
   document.getElementById("KatActi").style.zIndex = 1;
   document.getElementById("KatDenk").style.zIndex = 1;
   document.getElementById("KatGesc").style.zIndex = 1;
   document.getElementById("KatMult").style.zIndex = 1;
   document.getElementById("KatSpor").style.zIndex = 1;
   document.getElementById("KatAben").style.visibility = 'hidden';
   document.getElementById("KatActi").style.visibility = 'hidden';
   document.getElementById("KatDenk").style.visibility = 'hidden';
   document.getElementById("KatGesc").style.visibility = 'hidden';
   document.getElementById("KatMult").style.visibility = 'hidden';
   document.getElementById("KatSpor").style.visibility = 'hidden';                
   document.getElementById(name).style.zIndex = parseInt(document.getElementById(name).style.zIndex) +7;
   Katname = 'Kat' + name;
   document.getElementById(Katname).style.zIndex = 16;
   document.getElementById(Katname).style.visibility = 'visible'; 
}

function set_groesse (width, height) {
   document.getElementById ('game').style.width = (parseInt(document.getElementById ('game').style.width) + width)+'px';
   document.getElementById ('game').style.height = (parseInt(document.getElementById ('game').style.height) + height)+'px';
   document.getElementById ('game').style.margin = '0 0 0 ' + (parseInt(document.getElementById ('game').style.width) / 2 * (-1))+'px';
   document.getElementById ('GB').style.width = (parseInt(document.getElementById ('GB').style.width) + width)+'px';
   document.getElementById ('GB').style.height = (parseInt(document.getElementById ('GB').style.height) + height)+'px';
   document.getElementById ('GB').style.margin = '0 0 0 ' + (parseInt(document.getElementById ('GB').style.width) / 2 * (-1))+'px';
   document.getElementById ('kategorien').style.top = (parseInt(document.getElementById ('kategorien').style.top) + height)+'px';
   document.getElementById ('content2').style.height = (parseInt(document.getElementById ('content2').style.height) + height)+'px';
   document.getElementById ('KatAben').style.top = (parseInt(document.getElementById ('KatAben').style.top) + height)+'px';
   document.getElementById ('KatActi').style.top = (parseInt(document.getElementById ('KatActi').style.top) + height)+'px';
   document.getElementById ('KatDenk').style.top = (parseInt(document.getElementById ('KatDenk').style.top) + height)+'px';
   document.getElementById ('KatGesc').style.top = (parseInt(document.getElementById ('KatGesc').style.top) + height)+'px';
   document.getElementById ('KatMult').style.top = (parseInt(document.getElementById ('KatMult').style.top) + height)+'px';                     
   document.getElementById ('KatSpor').style.top = (parseInt(document.getElementById ('KatSpor').style.top) + height)+'px';
}

function MM_swapImgRestore() {
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() {
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
 
function MM_findObj(n, d) {
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
 
function MM_swapImage() {
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}