<html>
<head>
<title>test</title>
</head>
<body><div style="Z-INDEX:1;LEFT:80px;WIDTH:100px;CLIP:rect(2px 98px 19px 82px);POSITION:absolute;TOP:75px">
<select name="myselect" id="myselect" onchange="byts_username.value=this.value;byts_username.select()" style="width:100px;">
<option value=""><...空...></option>
<option value="测试测试">测试测试</option>
</select>
</div>
<font style="Z-INDEX:1;LEFT:8px;POSITION:absolute;TOP:79px">登陆姓名</font>
<input name="byts_username" type="text" id="byts_username" class="in" autocomplete="off" style="width:100px;Z-INDEX:101;LEFT:80px;POSITION:absolute;TOP:75px" />
<br></body>
</html>
<head>
<title>test</title>
</head>
<body><div style="Z-INDEX:1;LEFT:80px;WIDTH:100px;CLIP:rect(2px 98px 19px 82px);POSITION:absolute;TOP:75px">
<select name="myselect" id="myselect" onchange="byts_username.value=this.value;byts_username.select()" style="width:100px;">
<option value=""><...空...></option>
<option value="测试测试">测试测试</option>
</select>
</div>
<font style="Z-INDEX:1;LEFT:8px;POSITION:absolute;TOP:79px">登陆姓名</font>
<input name="byts_username" type="text" id="byts_username" class="in" autocomplete="off" style="width:100px;Z-INDEX:101;LEFT:80px;POSITION:absolute;TOP:75px" />
<br></body>
</html>
http://www.csdn.net/develop/Read_Article.asp?Id=15197