鼠标事件（jQuery方法）

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" lang="en">

   <head>
       <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
       <title>鼠标事件</title>
       <script type="text/javascript" src="js/jquery-1.8.3.min.js"></script>
       <script type="text/javascript">
           $(function() {
               $("input[type='button']")
                   .css("width", "280px")
                   .css("height", "100px")
                   .css("font-size", "24pt");

               $("input[type='button']:eq(0)")
                   .mouseover(fnOver)
                   .mouseout(fnOut);

               $("input[type='button']:eq(1)")
                   .click(function() {
                       $('h1').html('点击了鼠标！');
                   });

               $("input[type='button']:eq(2)")
                   .dblclick(function() {
                       $('h1').html('双击了鼠标！');
                   });
               $("input[type='button']:eq(3)")
                   .mousedown(function() {
                       $('h1').html('按下了鼠标！');
                   })
                   .mouseup(function() {
                       $('h1').html('松开了鼠标！');
                   });
               $("div").mousemove(function() {
                   $("div").text(event.x + "," + event.y);
               });
           });

           function fnOver() {
               $("h1").html("鼠标移动到按钮上了！");
           }

           function fnOut() {
               $("h1").html("鼠标移开了！");
           }

           function fnMove() {
               $("div").text(event.x + "," + event.y);
           }
       </script>
   </head>

   <body>
       <h1></h1>
       <input type="button" value="测试悬停" />
       <input type="button" value="测试点击" />
       <input type="button" value="测试双击" />
       <input type="button" value="测试鼠标按键" />
       <div style="border: double 3px red; 400px; height: 300px;">
       </div>
   </body>

</html>