/*主导航*/
.tyc-mainmenu-a em{background:url(../images/tyc-sidebar-icon-app.png) no-repeat;}
.tyc-mainmenu-overview em{background-position:-2px 0;}
.tyc-mainmenu-overview:hover em,.tyc-mainmenu-overview.current em{background-position:-2px -30px;}
.tyc-mainmenu-apply em{background-position:left -60px;}
.tyc-mainmenu-apply:hover em,.tyc-mainmenu-apply.current em{background-position:left -90px;}
.tyc-mainmenu-key em{background-position:left -120px;}
.tyc-mainmenu-key:hover em,.tyc-mainmenu-key.current em{background-position:left -150px;}

.tyc-sidebar-icon{width:40px;height:26px;display:block;margin:0 auto;background:url(../images/tyc-sidebar-icon-app.png) no-repeat;}
/*情报汇总*/
.tyc-sidebar-icon-overview{background-position:center -180px;}
.tyc-sidebar-nav-a:hover .tyc-sidebar-icon-overview,.tyc-sidebar-nav-a.current .tyc-sidebar-icon-overview{background-position:center -206px;}
/*controller图标*/
.tyc-sidebar-icon-controller{background-position:center -1783px;}
.tyc-sidebar-nav-a:hover .tyc-sidebar-icon-controller,.tyc-sidebar-nav-a.current .tyc-sidebar-icon-controller{background-position:center -1809px;}