.col-1, .col-2, .col-3, .col-4, .col-5{ float:left}
/*======= width =======*/
.main{margin:0 auto; text-align:left; width:941px; }

/*
page1=home
page2=aboutus
page8=courses_home
page9=course

*/

/*======= header =======*/
#page1 #header {height:350px;  background:url(images/top_no_bulb.jpg) no-repeat top center}
#page2 #header {height:334px;  background:url(images/top.jpg) no-repeat top center}
#page4 #header {height:334px;  background:url(images/top_man.png) no-repeat top center}
#page5 #header {height:334px;  background:url(images/top.jpg) no-repeat top center}
#page8 #header {height:334px;  background:url(images/top_man.png) no-repeat top center}
#page9 #header {height:360px;  background:url(images/top_no_bulb.jpg) no-repeat top center}
;#page10 #header {height:360px;  background:url(images/top_no_bulb.jpg) no-repeat top center}
/*======= home =======*/
#page1 #content .col-1{ width:303px; margin-right:8px}
#page1 #content .col-2{ width:303px}
#page1 #content .col-3{ width:400px; margin-right:61px}
#page1 #content .col-4{ width:435px}
#page1 #content .bg{ background:url(images/tail.gif) repeat-y 419px top } 
/*======= index-1.html =======*/
#page2 #content .col-1{ width:614px; margin-right:8px}
#page2 #content .col-2{ width:303px}
#page2 #content .col-3{ width:220px; margin-right:77px}
#page2 #content .col-4{ width:580px}
#page2 #content .bg{ background:url(images/tail.gif) repeat-y 255px top } 
/*======= index-2.html =======*/
#page3 #content .col-1{ width:303px; margin-right:8px}
#page3 #content .col-2{ width:303px}
#page3 #content .col-3{ width:270px; margin-right:56px}
#page3 #content .col-4{ width:565px}
#page3 #content .bg{ background:url(images/tail.gif) repeat-y 284px top }
/*======= index-3.html =======*/
#page4 #content .col-1{ width:303px; margin-right:8px}
#page4 #content .col-2{ width:614px}
#page4 #content .col-3{ width:236px; margin-right:50px}
#page4 #content .col-4{ width:236px; margin-right:74px}
#page4 #content .col-5{ width:285px}
#page4 #content .bg{ background:url(images/tail.gif) repeat-y 555px top } 
/*======= index-4.html =======*/
#page5 #content .col-1{ width:614px; margin-right:8px}
#page5 #content .col-2{ width:303px}
#page5 #content .col-3{ width:220px; margin-right:77px}
#page5 #content .col-4{ width:310px}
#page5 #content .col-5{ width:272px}
#page5 #content .bg{ background:url(images/tail.gif) repeat-y 255px top } 
/*====== courses index =============*/
#page8 #content .col-1{ width:614px; margin-right:8px}
#page8 #content .col-2{ width:303px}
#page8 #content .col-3{ width:220px; margin-right:77px}
#page8 #content .col-4{ width:580px}
#page8 #content .bg{ background:url(images/tail.gif) repeat-y 255px top } 
/*====== courses =============*/
#page9 #content .col-1{ width:303px; margin-right:8px}
#page9 #content .col-2{ width:303px}
#page9 #content .col-3{ width:400px; margin-right:61px}
#page9 #content .col-4{ width:435px}
;#page9 #content .bg{ background:url(images/tail.gif) repeat-y 419px top } ; to remove vertical line

#page10 #content .col-1{ width:303px; margin-right:8px}
#page10 #content .col-2{ width:303px}
#page10 #content .col-3{ width:400px; margin-right:61px}
#page10 #content .col-4{ width:435px}


/*======= footer =======*/
#footer { height:83px; }