JavaScript関数
参考URL
Selectボックスと連動させる
<html>
<script type="text/javascript" language="JavaScript">
<!--
function setSeason(month) {
var season="";
if (month=="0") season = "";
else if (month=="3"||month=="4" ||month=="5") season = "0";
else if (month=="6"||month=="7"||month=="8") season = "1";
else if (month=="9"||month=="10"||month=="11") season = "2";
else if (month=="12"||month=="1"||month=="2") season = "3";
if (season=="") {
for( var i=0; i < document.test.season.length; i++){
document.test.season[i].checked = false;
}
return false;
}
document.test.season[season].checked = true;
return true;
}
</script>
<body>
<form name="test">
<select name="month" onChange="setSeason(this.value)">
<option value="0"></option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
</select>
<input type="radio" name="season" value="0">春
<input type="radio" name="season" value="1">夏
<input type="radio" name="season" value="2">秋
<input type="radio" name="season" value="3">冬
</form>
</body>
</html>
最終更新：2008年09月07日 19:59
