.col1, .col2, .col3, .col4{ float:left}
/*======= width =======*/
.w{margin:0 auto; text-align:left; width:962px; }

/*======= header =======*/
#header {height:481px;  background:url(images/top.jpg) no-repeat top center}

/*======= index.html =======*/
#page1 #content .col1{ width:501px}
#page1 #content .col2{ width:461px}
/*======= index-1.html =======*/
#page2 #content .col1{ width:501px}
#page2 #content .col2{ width:461px}
/*======= index-2.html =======*/
#page3 #content .col1{ width:470px}
#page3 #content .col2{ width:490px}
#page3 #content .col3{ width:222px}
#page3 #content .col4{ width:181px}
/*======= index-4.html =======*/
#page4 #content .col1{ width:962px}