>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>方法一：js>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
<script> function mi() { var temp=document.getElementById('pw').value; if($1("Checkbox1").checked) {$1('Text1').innerHTML='<input type=text id=pw name=pw style=width:100px>'; } else { $1('Text1').innerHTML='<input type=password id=pw name=pw style=width:100px>'; } $1('pw').value=temp; } </script><body> <span id="Text1"> <input id="pw" type="password" name="pw" style=width:100px/></span> <input id="Checkbox1" type="checkbox" onclick="mi()" /></body>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
方法二：jq
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
<head><script src="js/jquery-1.8.2.js" type="text/javascript"></script><script> function l() { var temp = $("#tb1").attr("value"); if ($("#cb1").attr("checked")) { $("#sp1").html('<input type=text id=tb1 style=width:100px />'); } else {$("#sp1").html('<input type=password id=tb1 style=width:100px/>');} $("#tb1").attr("value", temp); } </script></head><body> <div> <span id="sp1"> <asp:TextBox ID="tb1" runat="server" TextMode="Password" ></asp:TextBox> </span> <input id="cb1" type="checkbox" onclick="l()" /> </div></body>
