/*---banner定义---*/	 
.banner_bg { background-image:url(../swcx/images/banner_bg.jpg); background-repeat:no-repeat;}
/*---center定义---*/	 
.swcx_left { background-image:url(../swcx/images/left_bg.jpg); background-repeat:repeat-y;}
.swcx_right { background-image:url(../swcx/images/right_bg.jpg); background-repeat:repeat-y;}
.lm_bg { background-image:url(../swcx/images/lm_bg.jpg); background-repeat:repeat-y; text-align:center;}
/*---second定义---*/	 
.second_bg { background-image:url(../swcx/images/second_bg.jpg); background-repeat:repeat-y;}
.second_bg2 { background-image:url(../swcx/images/second_bg2.jpg); background-repeat:repeat-y;}