/* CSS Document */
#doc {width: 970px; height: auto;}
#hd, #bd, #ft {width: 100%; height: auto; clear: both;}

#main_01 {width: 160px; height: auto; float: left;}
#main_02 {width: 800px; height: auto; float: right;}
#main_03 {display: none;/*width: ; overflow: hidden; float: ;*/}