<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'check.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<input type="checkbox" id="boxid" onclick="selAllNo()">全选/全不选
<hr>
<input type="checkbox" name="love"/>篮球
<input type="checkbox" name="love"/>足球
<input type="checkbox" name="love"/>乒乓球
<input type="checkbox" name="love"/>排球
<input type="checkbox" name="love"/>保龄球
<hr>
<input type="button" name="checkedAll" onclick="selAll()" value="全选">
<input type="button" name="checkedNo" onclick="selNo()" value="全不选">
<input type="button" name="checkedOther" onclick="selOther()" value="反选">
<script type="text/javascript">
function selAll(){
var loves = document.getElementsByName("love");
for(var i=0;i<loves.length;i++){
var love1 = loves[i];
love1.checked = true;
}
}
function selNo(){
var loves = document.getElementsByName("love");
for(var i=0;i<loves.length;i++){
var love1 = loves[i];
love1.checked = false;
}
}
function selOther(){
var loves = document.getElementsByName("love");
for(var i=0;i<loves.length;i++){
var love1 = loves[i];
if(love1.checked==true){
love1.checked = false;
}else{
love1.checked = true;
}
}
}
function selAllNo(){
var boxid = document.getElementById("boxid");
if(boxid.checked==true){
selAll();
}else{
selNo();
}
}
</script>
</body>
</html>
