radio的change事件
<scripttype="text/javascript">
$(document).ready(function(){
$(document).ready(function(){
$(".radioItem").change(function(){
var $selectedvalue = $("input[name='rl$tt']:checked").val();// alert($selectedvalue);if($selectedvalue ==1){alert('1');}else{alert('2');}
});
});
</script>
</script>
<inputid="rl_1"class="radioItem"checked="checked"name="rl$tt"type="radio"value="1"/>
<label>1</label>
<inputid="rl_2"class="radioItem"name="rl$tt"type="radio"value="2"/>
<label>2</label>