var jump = "0";
      var popdownid;
      var interval;
      var lev = "0";
      var current_id = '';
      var enter = '';

      function select_image(id,active,img)
      {
        var id_array = id.split('_');
        if(wp_chapter_id == id_array[1] && active != '' && enter=='' )
        {
          document[img].src = active;
          enter= 'no';
        }
        setTimeout('select_image()', 10);
        return true;

      }

      function expand(id)
      {
        try{
          var ul = document.getElementById("UL"+id);
          if (ul)
          {
            var listElementStyle=ul.style;
            listElementStyle.display="block";
          }
        }
        catch(e){}
      }
      function hover_menu_image_exists(id)
      {
        return hover_menu_images[id] != undefined && hover_menu_images[id] != "";
      }
      function active_menu_image_exists(id)
      {
        return active_menu_images[id] != undefined && active_menu_images[id] != "";
      }
      function mark_active(id)
      {
        // --- set current active
        try{
          if(active_menu_image_exists(id))
          {
            var id_array = id.split('_');

            if(wp_chapter_id == id_array[1])
            {
              document.getElementById("LI"+id + "_img").src = active_menu_images[id];
              var orgFunction = document.getElementById("LI"+id).getAttribute("onmouseout").toString();
              var oldImage = standard_menu_images[id];
              var newImage = active_menu_images[id];
              orgFunction = orgFunction.replace(oldImage, newImage);
              var newFunction = new Function("(" + orgFunction + ")();");
              document.getElementById("LI"+id).onmouseout = newFunction;

              var orgFunction1 = document.getElementById("LI"+id).getAttribute("onmouseover").toString();
              var oldImage1 = hover_menu_images[id];
              var newImage1 = active_menu_images[id];
              orgFunction1 = orgFunction1.replace(oldImage1, newImage1);
              var newFunction1 = new Function("(" + orgFunction1 + ")();");
              document.getElementById("LI"+id).onmouseover = newFunction1;

              hover_menu_images[id] = active_menu_images[id];

            }
          }
        } 
        catch(e)
        {
          document.getElementById("LI"+id).className = document.getElementById("LI"+id).className + "_over";
        }

        // --- set parents active too
        try {
          var current_chap = document.getElementById("LI"+id);
          while(current_chap && current_chap.className.indexOf('root') == -1)
          {
            try
            {
              if(active_menu_image_exists(current_chap.id.replace("ULnavigation", "navigation")))
              {
                document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation") + "_img").src = active_menu_images[current_chap.id.replace("ULnavigation", "navigation")];

                var orgFunction = document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).getAttribute("onmouseout").toString();
                var oldImage = standard_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                var newImage = active_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                orgFunction = orgFunction.replace(oldImage, newImage);
                var newFunction = new Function("(" + orgFunction + ")();");
                document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).onmouseout = newFunction;

                var orgFunction1 = document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).getAttribute("onmouseover").toString();
                var oldImage1 = hover_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                var newImage1 = active_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                orgFunction1 = orgFunction1.replace(oldImage1, newImage1);
                var newFunction1 = new Function("(" + orgFunction1 + ")();");
                document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).onmouseover = newFunction1;

                hover_menu_images[current_chap.id.replace("ULnavigation", "navigation")] = active_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
              }
            }
            catch (e)
            {
              document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).className = document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).className + "_over";

            }
            current_chap = current_chap.parentNode;
          }
        } catch(e) {}
      }
      function expand_this_and_parents(id)
      {
        // --- make current and all it's parent UL nodes visible
        expand(id);
        try {
          var current_chap = document.getElementById("LI"+id);
          // --- recurse up to root node
          while(current_chap && current_chap.className.indexOf('root') == -1)
          {
            // -- only affects UL (=level) nodes
            if (current_chap.id.indexOf('ULnavigation') != -1)
              current_chap.style.display = "block";
            current_chap = current_chap.parentNode;
          }
        } 
        catch(e) {}

        // --- set current active
        try{
          if(hover_menu_image_exists(id))
          {
            var id_array = id.split('_');

            if(wp_chapter_id == id_array[1])
            {
              document.getElementById("LI"+id + "_img").src = hover_menu_images[id];
              /*
              var orgFunction = document.getElementById("LI"+id).getAttribute("onmouseout").toString();
              var oldImage = standard_menu_images[id];
              var newImage = active_menu_images[id];
              orgFunction = orgFunction.replace(oldImage, newImage);
              var newFunction = new Function("(" + orgFunction + ")();");
              document.getElementById("LI"+id).onmouseout = newFunction;
              */
            }
          }
        } 
        catch(e)
        {
          if(document.getElementById("LI"+id).className.search(/_over/) == -1)
            document.getElementById("LI"+id).className = document.getElementById("LI"+id).className + "_over";
        }

        // --- set parents active too
        try {
          var current_chap = document.getElementById("LI"+id);
          while(current_chap && current_chap.className.indexOf('root') == -1)
          {
            try
            {
              if(hover_menu_image_exists(current_chap.id.replace("ULnavigation", "navigation")))
              {
                document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation") + "_img").src = hover_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                /*
                var orgFunction = document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).getAttribute("onmouseout").toString();
                var oldImage = standard_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                var newImage = active_menu_images[current_chap.id.replace("ULnavigation", "navigation")];
                orgFunction = orgFunction.replace(oldImage, newImage);
                var newFunction = new Function("(" + orgFunction + ")();");
                document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).onmouseout = newFunction;
                */
              }
            }
            catch (e)
            {
              document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).className = document.getElementById(current_chap.id.replace("ULnavigation", "LInavigation")).className + "_over";

            }
            current_chap = current_chap.parentNode;
          }
        } 
        catch(e) {}
      }

      function minimize(id)
      {
        try{ 
          var ul = document.getElementById("UL"+id);
          if (ul)
          {
            var listElementStyle=ul.style;
            listElementStyle.display="none";
          }
        }
        catch(e){}
      }

      function popup(id, posclass, iover, level)
      {

        var el = document.getElementById("LI"+id);

        var cl = document.getElementById("LI"+id).className;

        var imgov = document.getElementById("LI"+id+"_img");

        if (imgov) 
        {
          if (iover !='') imgov.src =iover;
        }

        if (el) el.className = "L"+level+posclass+"_over";

        var ul = document.getElementById("UL"+id);
        if (ul) ul.style.display="block";
      }

      function navHi(id, posclass, iover, level)
      {
        try
        {
          var el = document.getElementById("LI"+id);            
          var cl = document.getElementById("LI"+id).className;
          var imgov = document.getElementById("LI"+id+"_img");            
          if (imgov) if (iover !='') imgov.src =iover;
          if (el) el.className = "L"+level+posclass+"_over";
        } 
        catch(e) {}
      }
      function navLo(id, posclass, iout, level)
      {
        try
        {
          var el = document.getElementById("LI"+id);
          var cl = document.getElementById("LI"+id).className;
          if (el) el.className = "L"+level+""+posclass;
          var imgout = document.getElementById("LI"+id+"_img");
          if (iout !='') if (imgout) imgout.src =iout;
        } 
        catch(e) {}
      }

      function jumpto(link, id)
      {
        jumper = id.length/2; 
        if (jump == '0')
        {
          window.location.href= wpPathToRoot + link + 'index' + wp_file_lang + '.html';
          jump = jumper;
        }
        if (jumper == '1') jump = '0';
      }
      function pdwn(id, posclass, iout, level)
      {
        popdown(id, posclass, iout, level);
      }
      function popdown(id, posclass, iout, level)
      {
        if (id!="")
        {
          var ul = document.getElementById("UL"+id);
          if (ul)
          {
            var listElementStyle=ul.style;
            listElementStyle.display="none";
          }
          var el = document.getElementById("LI"+id);
          var cl = document.getElementById("LI"+id).className;
          if (el) el.className = "L"+level+""+posclass;
          var imgout = document.getElementById("LI"+id+"_img");
          
          if (iout !='') if (imgout) imgout.src =iout;
        }
      }
      function popdownAll()
      {
        while (openIDs.length > 0)
        {
          var openID = openIDs.pop();
          popdown(openID[0], openID[1], openID[2], openID[3]); 
        }
      }