<html>
<head>
<title>Test</title>
<script language="jscript">
<!--
function Display()
{
if(test1.value=='-1') text1.style.visibility='visible';
else text1.style.visibility='hidden';
}
-->
</script>
</head><body>
<select name=test1 onChange="Display()">
<option value=-1>显示
<option value=1>不显示
</select>
<input type=text name=text1 style="visibility:display"></body>
</html>
<head>
<title>Test</title>
<script language="jscript">
<!--
function Display()
{
if(test1.value=='-1') text1.style.visibility='visible';
else text1.style.visibility='hidden';
}
-->
</script>
</head><body>
<select name=test1 onChange="Display()">
<option value=-1>显示
<option value=1>不显示
</select>
<input type=text name=text1 style="visibility:display"></body>
</html>
解决方案 »
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