#menu-works {
  background: transparent url(images/menu-en-works.gif) no-repeat;
  width: 133px;
}

#menu-prices {
  background: transparent url(images/menu-en-prices.gif) no-repeat;
  width: 56px;
}

#menu-about {
  background: transparent url(images/menu-about.gif) no-repeat;
  width: 62px;
}

#menu-contact {
  background: transparent url(images/menu-contact.gif) no-repeat;
  width: 84px;
}