Javascript：使用jQuery提交Form表单

DEMO说明一切：
 1 // this is the id of the form
 2 $("#idForm").submit(function() {
 3  
 4    var url = "path/to/your/script.php"; // the script where you handle the form input.
 5  
 6     $.ajax({
 7            type: "POST",
 8            url: url,
 9            data: $("#idForm").serialize(), // serializes the form's elements.
10            success: function(data)
11            {
12                alert(data); // show response from the php script.
13            }
14          });
15  
16     return false; // avoid to execute the actual submit of the form.
17 });