function findPosX(obj){
               var curleft = 0;

               if (obj.offsetParent){
                    while (obj.offsetParent){
                         curleft += obj.offsetLeft
                         obj = obj.offsetParent;     }
               }

               else if (obj.x)
                    curleft += obj.x;
                    return curleft;
               }



          function findPosY(obj){
               var curtop = 0;
               if (obj.offsetParent){
                    while (obj.offsetParent){
                         curtop += obj.offsetTop
                         obj = obj.offsetParent;
                    }
               } else if (obj.y)
               
                    curtop += obj.y;
                    return curtop;
               }

          function BuildMenu(){
          //detect menu span and position
          var PositionSpan=document.getElementById('MenuPositionSpan')
          var left_pos=findPosX(PositionSpan);
          var top_pos=findPosY(PositionSpan);

          bwNetscape = (navigator.appName == 'Netscape') ? "True" : "False";

          agent = navigator.userAgent;

          if (((agent.toLowerCase().indexOf('opera 7')>-1) || (agent.toLowerCase().indexOf('opera/7')>-1))) {bwOpera = "True";} else {bwOpera = "False";}

//defining styles for different browsers

          var TOP_STYLE_ON = "TopOn";
          var TOP_STYLE_OVER = "TopOver";
          var SUB_STYLE_ON = "SubOn";
          var SUB_STYLE_OVER = "SubOver";
          var SUB_STYLE_ON_BOTTOM = "SubOnBottom";
          var SUB_STYLE_OVER_BOTTOM = "SubOverBottom";

          opera_pos = 1;
          level_off = 20;
          if (bwNetscape == "True"){ 

                    opera_pos = 1;
                    level_off = 20;
                    TOP_STYLE_ON = "TopOn";
                    TOP_STYLE_OVER = "NetscapeTopOver";
                    SUB_STYLE_ON = "SubOn";
                    SUB_STYLE_OVER = "NetscapeSubOver";
                    SUB_STYLE_ON_BOTTOM = "SubOnBottom";
                    SUB_STYLE_OVER_BOTTOM = "SubOverBottom";
               }

          if (bwOpera == "True"){ 

                    opera_pos = 4;
                    level_off = 22;
                    TOP_STYLE_ON = "OperaTopOn";
                    TOP_STYLE_OVER = "OperaTopOver";
                    SUB_STYLE_ON = "SubOn";
                    SUB_STYLE_OVER = "SubOver";
                    SUB_STYLE_ON_BOTTOM = "SubOnBottom";
                    SUB_STYLE_OVER_BOTTOM = "SubOverBottom";
               }


     var JBTopMenuItems = 

          [


               {"itemPosition": [left_pos + opera_pos, top_pos + opera_pos], "itemSize": [12,74], "itemOff": [74,0], "itemStyle": [TOP_STYLE_ON, TOP_STYLE_OVER], "itemUrl": "none"},
               
               
               {"itemName": "<a href=\"aktualnosci.php\">AKTUALNO&#x015A;CI</a>", "itemSize": [16, 108], "itemOff": [108 ,0],"itemSubMenu":                 
                         [
                              {"itemSize": [14, 162], "itemOff": [0,14], "itemLevelOff": [0,level_off], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},
                              {"itemName": "", "itemStyle": []}
                         ]
                    },
               {"itemName": "<a href=\"firma.php\">FIRMA</a>", "itemSize": [16, 74], "itemOff": [74 ,0],"itemSubMenu":                 
                         [
                              {"itemSize": [14, 162], "itemOff": [0,14], "itemLevelOff": [0,level_off], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},
                              {"itemName": "", "itemStyle": []}
                         ]
                    },
                              
               
               {"itemName": "<b style=\"color:#ffffff;\">OFERTA</b>", "itemSize": [16, 75], "itemOff": [75,0],"itemSubMenu":                 
                    [     //second level
                    // default value for second level - size, item off, level off, style and url
                         {"itemSize": [14, 250], "itemOff": [0,14], "itemLevelOff": [0,level_off], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},
     
                                        {"itemName": "Produkcja i technologia czekolady", "itemUrl": "oferta_ogolna.php?branza=1", "itemDescription": "", "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER]},                     
                                        {"itemName": "Piekarnictwo", "itemUrl": "oferta_ogolna.php?branza=2", "itemDescription": "", "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER]},                     
                                                           
                                        {"itemName": "Mycie przemyslowe", "itemUrl": "oferta_mycie.php", "itemDescription": "", "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER]},
                                        {"itemName": "Maszyny i systemy pakuj&#x0105;ce", "itemUrl": "oferta_ogolna.php?branza=6", "itemDescription": "", "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER]},
     
                                        {"itemName": "", "itemStyle": [SUB_STYLE_ON_BOTTOM, SUB_STYLE_OVER_BOTTOM]}
                                   ]},
               
               
               {"itemName": "<a href=\"referencje.php\">REFERENCJE</a>", "itemSize": [16, 94], "itemOff": [94 ,0],"itemSubMenu":                 
                         [
                              {"itemSize": [14, 162], "itemOff": [0,14], "itemLevelOff": [0,level_off], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},
                              {"itemName": "", "itemStyle": []}
                         ]
                    },
                    
                    
                    {"itemName": "<a href=\"faq.php\">FAQ</a>", "itemSize": [16, 64], "itemOff": [64 ,0],"itemSubMenu":                 
                         [
                              {"itemSize": [14, 162], "itemOff": [0,14], "itemLevelOff": [0,level_off], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},
                              {"itemName": "", "itemStyle": []}
                         ]
                    },
                    
                    
                    {"itemName": "<a href=\"kontakt.php\">KONTAKT</a>", "itemSize": [16, 74], "itemOff": [74 ,0],"itemSubMenu":                 
                         [
                              {"itemSize": [14, 162], "itemOff": [0,14], "itemLevelOff": [0,level_off], "itemStyle": [SUB_STYLE_ON, SUB_STYLE_OVER], "itemUrl": "none"},
                              {"itemName": "", "itemStyle": []}
                         ]
                    }


// koniec menu
          ];

          

          JBMenu(JBTopMenuItems);

          menuBuilded=true;

          }

          

          var menuBuilded=false

          

          function onResizeRebuildMenu()

          {

               if (!menuBuilded)

                    return;

               try

               {

                    if (document.getElementById('MainMenuSpan') != null)

                         {document.body.removeChild(document.getElementById('MainMenuSpan'));}

               }catch(e){}

               BuildMenu();

          }