一个很好的弹出层插件nyroModal

官网是http://nyromodal.nyrodev.com/

In order to work, you will have to:

• Include nyroModal.css stylesheet
• Include jQuery
• Include jquery.nyroModal.js javaScript
• Include jquery.nyromodal-ie6.js javascript for IE 6 compatibility. You have to include it with conditionnal comment.
• Bind your elements to be nyroModal ready

直接通过

$(function() {
  $('.nyroModal').nyroModal();
});
调用。