ul#boxes li.sm ul#sm li a#sm-item1 {background-image:url(../btn/sm_architecture.gif);}
ul#boxes li.sm ul#sm li a#sm-item2 {background-image:url(../btn/sm_apartments.gif);}
ul#boxes li.sm ul#sm li a#sm-item3 {background-image:url(../btn/sm_prices.gif);}
ul#boxes li.sm ul#sm li a#sm-item4 {background-image:url(../btn/sm_location.gif);}