function mmLoadMenus() {
  if (window.mm_menu_1115224009_0) return;
  window.mm_menu_1115224009_0 = new Menu("root",177,20,"Arial, Helvetica, sans-serif",14,"#ffcc99","#990000","#990000","#66ccff","left","middle",3,0,1000,0,0,false,true,true,5,true,true);
  mm_menu_1115224009_0.addMenuItem("Ariketak","location='ejercicios.htm'");
  mm_menu_1115224009_0.addMenuItem("Taula Periodikoa","location='tabla_periodica.htm'");
  mm_menu_1115224009_0.addMenuItem("Beste web-ekin loturak","location='vinculos.htm'");
   mm_menu_1115224009_0.fontWeight="bold";
   mm_menu_1115224009_0.hideOnMouseOut=true;
   mm_menu_1115224009_0.menuBorder=1;
   mm_menu_1115224009_0.menuLiteBgColor='#ffffff';
   mm_menu_1115224009_0.menuBorderBgColor='#555555';
   mm_menu_1115224009_0.bgColor='#999999';
  window.mm_menu_1115223343_1 = new Menu("root",240,20,"Arial, Helvetica, sans-serif",14,"#ffcc99","#990000","#990000","#66ccff","left","middle",3,0,1000,0,0,false,true,true,5,true,true);
  mm_menu_1115223343_1.addMenuItem("Sustantzia sinpleak","location='substancias_simples.htm'");
  mm_menu_1115223343_1.addMenuItem("Metalen oxidoak","location='oxidos_basicos.htm'");
  mm_menu_1115223343_1.addMenuItem("Ez-metalen oxidoak","location='oxidos_acidos.htm'");
  mm_menu_1115223343_1.addMenuItem("Metal - ez-metal konposatuak","location='metal_no_metal.htm'");
  mm_menu_1115223343_1.addMenuItem("Ez-metal - ez-metal konposatuak","location='no_metal_no_metal.htm'");
  mm_menu_1115223343_1.addMenuItem("Hidruroak","location='hidruros.htm'");
  mm_menu_1115223343_1.addMenuItem("Hidrazidoak","location='hidracidos.htm'");
  mm_menu_1115223343_1.addMenuItem("H ez-metalarekin","location='h_non_metal.htm'");
  mm_menu_1115223343_1.addMenuItem("Hidroxidoak","location='hidroxidos.htm'");
  mm_menu_1115223343_1.addMenuItem("Oxazidoak","location='oxacidos.htm'");
  mm_menu_1115223343_1.addMenuItem("Oxigatz neutroak","location='oxisales_neutras.htm'");
  mm_menu_1115223343_1.addMenuItem("Oxigatz azidoak","location='oxisales_acidas.htm'");
   mm_menu_1115223343_1.fontWeight="bold";
   mm_menu_1115223343_1.hideOnMouseOut=true;
   mm_menu_1115223343_1.menuBorder=1;
   mm_menu_1115223343_1.menuLiteBgColor='#ffffff';
   mm_menu_1115223343_1.menuBorderBgColor='#555555';
   mm_menu_1115223343_1.bgColor='#999999';
  window.mm_menu_0828174530_2 = new Menu("root",255,20,"Arial, Helvetica, sans-serif",14,"#ffcc99","#990000","#990000","#66ccff","left","middle",3,0,1000,0,0,false,true,true,5,true,true);
  mm_menu_0828174530_2.addMenuItem("Hasiera","location='index.html'");
  mm_menu_0828174530_2.addMenuItem("Sarrera","location='introduccion.htm'");
  mm_menu_0828174530_2.addMenuItem("Oxidazio-zenbakia","location='numero_oxidacion.htm'");
  mm_menu_0828174530_2.addMenuItem("Formulazio prozesuaren mekanika","location='mecanica.htm'");
  mm_menu_0828174530_2.addMenuItem("Sustantzia motak","location='tipos_de_substancias.htm'");
   mm_menu_0828174530_2.fontWeight="bold";
   mm_menu_0828174530_2.hideOnMouseOut=true;
   mm_menu_0828174530_2.menuBorder=1;
   mm_menu_0828174530_2.menuLiteBgColor='#ffffff';
   mm_menu_0828174530_2.menuBorderBgColor='#555555';
   mm_menu_0828174530_2.bgColor='#999999';

  mm_menu_0828174530_2.writeMenus();
} // mmLoadMenus()