hi=1;

$(function() { 
   $("A").bind("focus",function() { this.blur(); });

   $('LI.menu')
      .css( {backgroundPosition: "0px 0px"} )
      .mouseover(function(){
         $(this).stop().animate({backgroundPosition:"(0px -100px)"}, {duration:500})
      })
      .mouseout(function(){
         $(this).stop().animate({backgroundPosition:"(0px 0px)"}, {duration:500, complete:function(){
            $(this).css({backgroundPosition: "0px 0px"})
         }})
      });
   setTimeout(replaceHeader,5000);
});

function replaceHeader() {
   if (hi<3) {
      hi++;
   }
   else {
      hi=1;
   }
   $("#header_image")
      .fadeOut("fast",function() {
         $("#header_image").attr("src","site/gelbmann/images/header"+hi+".jpg").fadeIn();
      });

   setTimeout(replaceHeader,5000);
}