#navbar {
  width: 802px;
  height: 22px;
  position: relative;
  background: url(../images/navbar.jpg);
  margin: 0;    
  padding: 0;
}
#navbar li {
  float: left;
  list-style:none;
  
}
#navbar li a {
  position: absolute;
  top: 0;
  margin: 0;
  padding: 0;
  display: block;
  height: 22px;
  background: url(../images/navbar.jpg) no-repeat;
  text-indent: -9999px;
  overflow: hidden;
  font-size: 1%;
}
li#nav_home a {
  left: 0;
  width: 65px;
  background-position: 0 0;
}
li#nav_food a {
  left: 75px;
  width: 65px;
  background-position: -75px 0;
}
li#nav_menu a {
  left: 151px;
  width: 65px;
  background-position: -151px 0;
}
li#nav_noticeboard a {
  left: 226px;
  width: 100px;
  background-position: -226px 0;
}
li#nav_contact a {
  left: 342px;
  width: 65px;
  background-position: -342px 0;
}
li#nav_home a:hover {
  background-position: 0 -22px;
}
li#nav_food a:hover {
  background-position: -75px -22px;
}
li#nav_menu a:hover {
  background-position: -151px -22px;
}
li#nav_noticeboard a:hover {
  background-position: -226px -22px;
}
li#nav_contact a:hover {
  background-position: -342px -22px;
}
#body_home li#nav_home  a {
  background-position: 0 -44px;
}
#body_food li#nav_food a {
  background-position: -75px -44px;
}
#body_menu li#nav_menu a {
  background-position: -151px -44px;
}
#body_noticeboard li#nav_noticeboard a {
  background-position: -226px -44px;
}
#body_contact li#nav_contact a {
  background-position: -342px -44px;
}