ro_init = 0;

function init_menu()
   {
   li_uni = new Image();
   li_uni.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-uni.gif";
   li_akt = new Image();
   li_akt.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-akt.gif";
   li_stu = new Image();
   li_stu.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-stu.gif";
   li_forsch = new Image();
   li_forsch.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-for.gif";
   li_fb = new Image();
   li_fb.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-fb.gif";
   li_ein = new Image();
   li_ein.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-ein.gif";
   li_wei = new Image();
   li_wei.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-wei.gif";

   hi_li_x = new Image();
   hi_li_x.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-li-x.gif";
   hi_uni = new Image();
   hi_uni.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-uni.gif";
   hi_akt = new Image();
   hi_akt.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-akt.gif";
   hi_stu = new Image();
   hi_stu.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-stu.gif";
   hi_forsch = new Image();
   hi_forsch.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-for.gif";
   hi_fb = new Image();
   hi_fb.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-fb.gif";
   hi_ein = new Image();
   hi_ein.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-ein.gif";
   hi_wei = new Image();
   hi_wei.src = "http://www.uni-oldenburg.de/img/uniglobal/hi-wei.gif";

   lo_li_1 = new Image();
   lo_li_1.src = "http://www.uni-oldenburg.de/img/uniglobal/b-li-1.gif";
   lo_li_2 = new Image();
   lo_li_2.src = "http://www.uni-oldenburg.de/img/uniglobal/b-li-2.gif";

   lo_uni = new Image();
   lo_uni.src = "http://www.uni-oldenburg.de/img/uniglobal/b-uni.gif";
   lo_akt = new Image();
   lo_akt.src = "http://www.uni-oldenburg.de/img/uniglobal/b-akt.gif";
   lo_stu = new Image();
   lo_stu.src = "http://www.uni-oldenburg.de/img/uniglobal/b-stu.gif";
   lo_forsch = new Image();
   lo_forsch.src = "http://www.uni-oldenburg.de/img/uniglobal/b-for.gif";
   lo_fb = new Image();
   lo_fb.src = "http://www.uni-oldenburg.de/img/uniglobal/b-fb.gif";
   lo_ein = new Image();
   lo_ein.src = "http://www.uni-oldenburg.de/img/uniglobal/b-ein.gif";
   lo_wei = new Image();
   lo_wei.src = "http://www.uni-oldenburg.de/img/uniglobal/b-wei.gif";
   }


function init_button()
   {
   suche_lo = new Image();
   suche_lo.src = "http://www.uni-oldenburg.de/img/uniglobal/button1a.gif";
   suche_hi = new Image();
   suche_hi.src = "http://www.uni-oldenburg.de/img/uniglobal/button1b.gif";
   liebling_lo = new Image();
   liebling_lo.src = "http://www.uni-oldenburg.de/img/uniglobal/button2a.gif";
   liebling_hi = new Image();
   liebling_hi.src = "http://www.uni-oldenburg.de/img/uniglobal/button2b.gif";
   inter_lo = new Image();
   inter_lo.src = "http://www.uni-oldenburg.de/img/uniglobal/button3a.gif";
   inter_hi = new Image();
   inter_hi.src = "http://www.uni-oldenburg.de/img/uniglobal/button3b.gif";
   druck_lo = new Image();
   druck_lo.src = "http://www.uni-oldenburg.de/img/uniglobal/button4a.gif";
   druck_hi = new Image();
   druck_hi.src = "http://www.uni-oldenburg.de/img/uniglobal/button4b.gif";
   }

function hi(name)
   {
   if (ro_init == 1)
      {
      if (name == 'uni'||name == 'akt')
         {
         window.document.images['li1'].src = eval('li_'+name+'.src');
         window.document.images['li2'].src = lo_li_2.src;
         }
         else
         {
         window.document.images['li1'].src = hi_li_x.src;
         window.document.images['li2'].src = eval('li_'+name+'.src');
         }
      window.document.images[name].src = eval('hi_'+name+'.src');
      }
   }

function lo(name)
   {
   if (ro_init == 1)
      {
      window.document.images['li1'].src = lo_li_1.src;
      window.document.images['li2'].src = lo_li_2.src;
      window.document.images[name].src = eval('lo_'+name+'.src');
      }
   }

function rollover(name,status)
   {
   if (ro_init == 1)
      {
      document.images[name].src = eval(name + "_" + status + ".src")
      return true;
      }
   }

function init()
   {
   if ((document.images != null)&&(parseInt(navigator.appVersion) > 3))
      {
      init_menu();
      init_button();
      ro_init = 1;
      }
   }