.col1, .col2, .col3, .cols { float:left;}

.col1{ width:400px;}
.cols{ width:260px;}

.col2{ width:580px;}


#page5 .col1{ width:280px;}
#page5 .col2{ width:280px;}
#page5 .col3{ width:260px;}


#page6 .col1{ width:360px;}
#page6 .col2{ width:400px;}