관심사항
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>드롭다운 리스트</title>
<script type="text/javascript">
function CheckSelect() {
if (document.getElementById("lstFavorite").selectedIndex == 0) {
alert("관심사항을 선택하시오.");
document.getElementById("lstFavorite").focus();
}
else {
window.alert("당신의 관심사항 : "
+ document.getElementById("lstFavorite").value);
}
}
</script>
</head>
<body>
관심사항 <br />
<select id="lstFavorite">
<option value="">--선택--</option>
<option value="C#">C#</option>
<option value="ASP">ASP</option>
<option value="Silverlight">Silverlight</option>
</select>
<input type="button" value="확인" onclick="CheckSelect();" />
</body>
</html>
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