body
 {
  background-image: url("../images/bg_BlueSky-A.jpg");
 }

#column05 { float:left; width: 5%; }
#column10 { float:left; width: 10%; }
#column40 { float:left; width: 40%; }
#column50 { float:left; width: 50%; }
#column80 { float:left; width: 80%; }

.floatstop { clear:both; height:1px; }