#main {margin:0 auto; width:862px; text-align:left;}

#header, #content, #content2, #footer {width:100%; overflow:hidden}

.col_1, .col_2, .col_3, .col_4, .col_5, .col_6, .col_box_1, .col_box_2{ float:left;}

.col_1{width:275px; height:194; }
.col_4{width:350px; height:240; }
.col_5{width:350px; padding-top:11px}
.col_2{width:450px; padding-top:11px}
.col_3{width:750px;}
.col_6{width:650px;}