<!-- btn define -->
#btnDiv  { height:22px;margin: 18px auto; position: relative; z-index: 9997;}
#btnDiv #btns{margin: 0; padding: 0; }
#btnDiv #btns li{ display: inline;}
#btnDiv #btns li a {  float: left; text-align:center;height: 0; padding-top: 22px; overflow: hidden; 
background-image: url("btns.png"); }

/* setup button */	
	 
#btnDiv #btns li#setCn a { width:63px;background-position: 0 0; }
#btnDiv #btns li#setCn a:hover { width:63px;background-position: 0px -22px; }
#btnDiv #btns li#setCn a:active { width:63px;background-position: 0px -44px; }

#btnDiv #btns li#setTw a { width:63px;background-position: -63px 0; }
#btnDiv #btns li#setTw a:hover { width:63px;background-position: -63px -22px; }
#btnDiv #btns li#setTw a:active { width:63px;background-position:-63px -44px; }

#btnDiv #btns li#setEn a { width:63px;background-position: -126px 0; }
#btnDiv #btns li#setEn a:hover { width:63px;background-position: -126px -22px; }
#btnDiv #btns li#setEn a:active { width:63px;background-position:-126px -44px; }


/* login button */	
#btnDiv #btns li#loginCn a { width:35px;background-position: -189px 0; }
#btnDiv #btns li#loginCn a:hover { width:35px;background-position: -189px -22px; }
#btnDiv #btns li#loginCn a:active { width:35px;background-position:-189px -44px; }

#btnDiv #btns li#loginTw a { width:35px;background-position: -189px 0; }
#btnDiv #btns li#loginTw a:hover { width:35px;background-position: -189px -22px; }
#btnDiv #btns li#loginTw a:active { width:35px;background-position:-189px -44px; }

#btnDiv #btns li#loginEn a { width:35px;background-position: -189px 0; }
#btnDiv #btns li#loginEn a:hover { width:35px;background-position: -189px -22px; }
#btnDiv #btns li#loginEn a:active { width:35px;background-position:-189px -44px; }

/* select button */	
#btnDiv #btns li#selectAllCn a { width:81px;background-position: -309px 0; }
#btnDiv #btns li#selectAllCn a:hover { width:35px;background-position: -189px -22px; }
#btnDiv #btns li#selectAllCn a:active { width:35px;background-position:-189px -44px; }

#btnDiv #btns li#selectAllTw a { width:35px;background-position: -189px 0; }
#btnDiv #btns li#selectAllTw a:hover { width:35px;background-position: -189px -22px; }
#btnDiv #btns li#selectAllTw a:active { width:35px;background-position:-189px -44px; }

#btnDiv #btns li#selectAllEn a { width:35px;background-position: -189px 0; }
#btnDiv #btns li#selectAllEn a:hover { width:35px;background-position: -189px -22px; }
#btnDiv #btns li#selectAllEn a:active { width:35px;background-position:-189px -44px; }

<!-- end btn define -->