if (document.images) {
      home1 = new Image
      home2 = new Image
      home1.src = 'img/menu/home1.jpg' 
      home2.src = 'img/menu/home2.jpg'
   }
   else {
      home1=""
      home2=""
      document.home=""
      }
      
   if (document.images) {
      oferta1 = new Image
      oferta2 = new Image
      oferta1.src = 'img/menu/oferta1.jpg' 
      oferta2.src = 'img/menu/oferta2.jpg'
   }
   else {
      oferta1=""
      oferta2=""
      document.oferta=""
      }

  
         if (document.images) {
      coto1 = new Image
      coto2 = new Image
      coto1.src = 'img/menu/coto1.jpg' 
      coto2.src = 'img/menu/coto2.jpg'
   }
   else {
      coto1=""
      coto2=""
      document.coto=""
      }

	
     if (document.images) {
      szkoleniabhp1 = new Image
      szkoleniabhp2 = new Image
      szkoleniabhp1.src = 'img/menu/szkoleniabhp1.jpg' 
      szkoleniabhp2.src = 'img/menu/szkoleniabhp2.jpg'
   }
   else {
      szkoleniabhp1=""
      szkoleniabhp2=""
      document.szkoleniabhp=""
      }
      
           if (document.images) {
      portfolio1 = new Image
      portfolio2 = new Image
      portfolio1.src = 'img/menu/portfolio1.jpg' 
      portfolio2.src = 'img/menu/portfolio2.jpg'
   }
   else {
      portfolio1=""
      portfolio2=""
      document.portfolio=""
      }
      
           if (document.images) {
      linki1 = new Image
      linki2 = new Image
      linki1.src = 'img/menu/linki1.jpg' 
      linki2.src = 'img/menu/linki2.jpg'
   }
   else {
      linki1=""
      linki2=""
      document.linki=""
      }
      
      
         if (document.images) {
      kontakt1 = new Image
      kontakt2 = new Image
      kontakt1.src = 'img/menu/kontakt1.jpg' 
      kontakt2.src = 'img/menu/kontakt2.jpg'
   }
   else {
      kontakt1=""
      kontakt2=""
      document.kontakt=""
      }