#menu_container { position:absolute; height:500px; width:163px;}
#menutop {display: block; background: url(../img/biz_menu_top.gif);  width: 162px; height: 20px; }
#menu1 a { display: block; background: url(../img/biz_b_main.gif); width: 162px; height: 30px; float:left;}
#menu1 a:hover { display: block; background: url(../img/biz_b_main_f2.gif)}
#menu2 a { display: block; background: url(../img/biz_b_service.gif); width: 162px; height: 30px; float:left;}
#menu2 a:hover { display: block; background: url(../img/biz_b_service_f2.gif)}
#menu3 a { display: block; background: url(../img/biz_b_how.gif); width: 162px; height: 30px; float:left;}
#menu3 a:hover { display: block; background: url(../img/biz_b_how_f2.gif)}
#menu4 a { display: block; background: url(../img/biz_b_faq.gif); width: 162px; height: 30px; float:left;}
#menu4 a:hover { display: block; background: url(../img/biz_b_faq_f2.gif)}
#menu5 a { display: block; background: url(../img/biz_b_plan.gif); width: 162px; height: 30px; float:left;}
#menu5 a:hover { display: block; background: url(../img/biz_b_plan_f2.gif)}
#menu6 a { display: block; background: url(../img/biz_b_contact.gif); width: 162px; height: 30px; float:left;}
#menu6 a:hover { display: block; background: url(../img/biz_b_contact_f2.gif)}
#menubot a{display: block; background: url(../img/con_menubot.gif); height:185px;width: 162px; float: left; }