.tail-top{ background:url(images/bg_top.jpg) top center no-repeat}
.tail-bottom{background:url( images/bg_bot.jpg) bottom center no-repeat  }


.col1, .col2, .col-1, .col-2, .col-3, .col-4{ float:left}
/*======= width =======*/
.main{margin:0 auto; text-align:left; width:929px; }

/*======= header =======*/
#header {height:152px;}

#content .col1{ width:103px; background:url(images/bg_menu.gif)}
#content .col2{ width:826px; background:url(images/bg_cont.png)}
/*======= index.html =======*/
#page1 #content .col-1{ width:506px; margin-right:0px}
#page1 #content .col-2{ width:320px; margin-right:0px}
#page1 #content .bg{ background:url(images/tail1.png) repeat-y 470px top } 
/*======= index-1.html =======*/
#page2 #content .col-1{ width:506px; margin-right:0px}
#page2 #content .col-2{ width:320px; margin-right:0px}
#page2 #content .bg{ background:url(images/tail1.png) repeat-y 470px top } 
/*======= index-2.html =======*/
#page3 #content .col-1{ width:506px; margin-right:0px}
#page3 #content .col-2{ width:320px; margin-right:0px}
#page3 #content .bg{ background:url(images/tail1.png) repeat-y 470px top } 
/*======= index-3.html =======*/
#page4 #content .col-1{ width:506px; margin-right:0px}
#page4 #content .col-2{ width:320px; margin-right:0px}
#page4 #content .bg{ background:url(images/tail1.png) repeat-y 470px top } 
/*======= index-4.html =======*/
#page5 #content .col-1{ width:506px; margin-right:0px}
#page5 #content .col-2{ width:320px; margin-right:0px}
#page5 #content .col-3{ width:170px; margin-right:60px}
#page5 #content .col-4{ width:170px; margin-right:0px}
#page5 #content .bg{ background:url(images/tail1.png) repeat-y 470px top }