// Variablen
var yPos = 100;
var strMainMenu   = "";
var strMainBorder = "";
var strSubMenu    = "";
var strSubButton  = "";
var timeout_id;

//Menu-Layer erzeugen
for(i=0; i<dbtop.length; i++){
  for(j=0; j<dbsub[i].length; j++){
    strSubButton += "<a href=\"javascript:menu_verlassen('sub"+i+"',"+i+");loadUrl('" + dbsub[i][j][2] + "')\" onmouseover=\"change_img_inlayer('subimg"+i+"x"+j+"','sub"+i+"','"+dir+dbsub[i][j][1]+"');menu_betreten('sub"+i+"')\" onmouseout=\"change_img_inlayer('subimg"+i+"x"+j+"','sub"+i+"','"+dir+dbsub[i][j][0]+"');menu_verlassen('sub"+i+"',"+i+")\"><img name='subimg"+i+"x"+j+"' src='"+dir+""+dbsub[i][j][0]+"' border='0'></a><br>";
  }
  if (strSubButton!="")
  {
    strMainMenu += "<td><a href='"+dbtop[i][2]+"' onmouseover=\"change_img_inlayer('mainimg"+i+"','mainmenu','"+dir+dbtop[i][1]+"');menu_betreten('sub"+i+"');\" onmouseout=\"menu_verlassen('sub"+i+"',"+i+");\"><img name='mainimg"+i+"' src='"+dir+""+dbtop[i][0]+"' border='0'></a></td>";
    strSubMenu  += "<div id='sub"+i+"'>"+strSubButton+"</div>";
  }
  else
    strMainMenu += "<td><a href='"+dbtop[i][2]+"'><img name='mainimg"+i+"' src='"+dir+""+dbtop[i][0]+"' border='0'></a></td>";
    strSubButton = "";
}

var timeout_id_menu;
var open_menu="";

function menu_verstecken(lname,nr)
{
 hide_layer(lname);
 change_img_inlayer("mainimg"+nr,"mainmenu",dir+dbtop[nr][0]);
}

function menu_verlassen(lname,nr)
{
 timeout_id_menu=setTimeout("menu_verstecken('"+lname+"',"+nr+")",30);
}

function menu_betreten(lname)
{
 if (open_menu==lname)
  clearTimeout(timeout_id_menu);

 open_menu=lname;
 show_layer(lname);
}