#site_center, #footer_center {text-align:center;}
#main  {
margin:0 auto; 
width:870px;
text-align:left;
min-height:100%; /*real browsers */
}



.col_1, .col_2, .col_3, .col_box_1, .col_box_2, .col_box_3 { float:left;}


/*======= index.html =======*/
#page1 #content .col_1 {width:281px}
#page1 #content .col_2 {width:559px}
#page1 #content .col_3 {width:360px}
/*=========================*/


/*======= index-1.html =======*/
#page2 #content .col_1 {width:301px}
#page2 #content .col_2 {width:539px}
/*=========================*/