title: How can I find the css error when I run a jquery plugin on IE8?
body: <p>I used a jquery plugin named 'layer' in my project.
  It can be run correctly on chrome and firefox.
  But there is a css error when I used IE8,the window display in unexpected way.
  There are a lot of window ,but only one runs incorrectly.
  I want to know how can I find the bug.</p>