<html>
<head>
<script type="text/JavaScript" language="JavaScript">
function doclick(){
var docs = document.getElementByIdx_x('url');
docs.readOnly = false;
//alert("asdfasd");
}
</script>
</head>
<body>
<input type="text" id="url" name="T_montant" value="com" readOnly />
<input type="button" value="edit" onclick="doclick();">
</body>
</html>
多个文本框:
<html><head>
<script language="javascript">
function doclick(){
var docs = document.all("T_montant");
docs[0].readOnly = false;
docs[1].readOnly = false;}
</script>
</head>
<body>
<input type="text" id="url" name="T_montant" value="com" readOnly />
<input type="text" id="url" name="T_montant" value="sdsa" readOnly />
<input type="button" value="edit" onclick="javascript:doclick()">
</body>
</html>
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