<script language= "javascript " type= "text/javascript">
//<!--
function isTrue(oCars)
{
//alert(oCars.options[oCars.selectedIndex].text);
return window.confirm("确定选 "+oCars.options[oCars.selectedIndex].text)?oCars.options[oCars.selectedIndex].value:'你放弃了!';
}
//-->
</script>
</head><body>
<select name= "test " id= "test " onChange="alert(isTrue(this));">
<option value= "1 "> a </option>
<option value= "2 "> b </option>
<option value= "3 " selected= "selected "> c </option>
</select>
</body>
</html>
//<!--
function isTrue(oCars)
{
//alert(oCars.options[oCars.selectedIndex].text);
return window.confirm("确定选 "+oCars.options[oCars.selectedIndex].text)?oCars.options[oCars.selectedIndex].value:'你放弃了!';
}
//-->
</script>
</head><body>
<select name= "test " id= "test " onChange="alert(isTrue(this));">
<option value= "1 "> a </option>
<option value= "2 "> b </option>
<option value= "3 " selected= "selected "> c </option>
</select>
</body>
</html>
<html>
<head>
<title> Best wished for u </title>
<head><script language="javascript" type="text/javascript">
// <!--
var index ='c';
function isTrue(oCars)
{
var result = false;
result = window.confirm( "确定选"+oCars.options[oCars.selectedIndex].text)?true:(oCars.options[index].selected=true);
return;
}
//-->
</script>
</head><body>
<select name= "test" id= "test " onChange= "isTrue(this);" onclick="index=this.selectedIndex;">
<option value= "1 "> a </option>
<option value= "2 "> b </option>
<option value= "3 " selected="selected"> c </option>
</select>
</body>
</html>