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<body>
<script type="text/javascript" src="http://libs.baidu.com/jquery/1.9.1/jquery.min.js"></script>
<form action="" method="post">
name:<input type="text" name="" id="" value="" required="required"/>
password:<input type="password" required="required"/>
age:<input type="text" name="" id="" value="" required="required"/>
<input type="email" id="" value="" required="required"/>
<input type="tel" name="" id="" value="" required="required"/>
<input type="radio" name="first" id="" value="" required="required"/>
<input type="radio" name="first" id="" value="" required="required"/>
<input type="submit" value="submit"/>
</form>
<script type="text/javascript">
$('input').click(function(){
var type= $(this).attr('type')
if(type=='text'||type=='password'||type=='email'||type=='tel'){
var val=prompt("请输入")
$(this).val()
}else if(type=='radio'||type=='checkbox'){
alert('请选择')
}
})
</script>
</body>