#left {/*width:640px; background:url(images/page_left_top.jpg) left 3px no-repeat*/ }
#main {width:430px;padding-top: 30px; }

/*
.head_logo { margin-left:155px; margin-top:25px }
.head_right  {margin-left:555px; position:absolute; top:5px;  height:373px; width:109px} */
#content_menu { margin:50px 0 0 140px; min-height: 320px; _height: 320px; display: block }


ul.menu {width: 240px;float:left; margin:0px 0px 0 5px; list-style:none; }
ul.menu li { display:block }


.tbe select { width:250px}
.sn {width:219px; margin-top: 50px;}
.request { width:140px; height:140px}
.left_b { width:325px; height:200px; margin-left: 115px;}