100%点击区的滑动门代码

<div id="header">  
  <ul>  
    <li><a href="#">Home</a></li>  
    <li id="current"><a href="#">News</a></li>  
    <li><a href="#">Products</a></li>  
    <li><a href="#">About</a></li>  
    <li><a href="#">Contact</a></li>  
  </ul>  
</div>

#header {  
  float:left;  
  width:100%;  
  background:#DAE0D2 url("bg.gif") repeat-x bottom;  
  font-size:93%;  
  line-height:normal;  
}  
#header ul {  
  margin:0;  
  padding:10px 10px 0;  
  list-style:none;  
}  
#header li {  
  float:left;  
  background:url("left.gif") no-repeat left top;  
  margin:0;  
  padding:0 0 0 9px;  
}  
#header a {  
  float:left;  
  display:block;  
  background:url("right.gif") no-repeat right top;  
  padding:5px 15px 4px 6px;  
  text-decoration:none;  
  font-weight:bold;  
  color:#765;  
}  
/* Commented Backslash Hack  
   hides rule from IE5-Mac \*/  
#header a {float:none;}  
/* End IE5-Mac hack */  
#header a:hover {  
  color:#333;  
}  
#header #current {  
  background-image:url("left_on.gif");  
}  
#header #current a {  
  background-image:url("right_on.gif");  
  color:#333;  
  padding-bottom:5px;  
}