js blind使用

$("#music_up").bind("click",showData());
$("#music_up").bind("click",showRe());

$("#music_up").bind("click",function(){
            showData();
            showRe();

        });

<script type="text/javascript">
$(document).ready(function(){
  $("button").bind({
    click:function(){$("p").slideToggle();},
    mouseover:function(){$("body").css("background-color","red");},
    mouseout:function(){$("body").css("background-color","#FFFFFF");}
  });
});
</script>

function showData(){
        alert('showData');
    }
    function showRe(){
        alert('showRe');
    }