调用实例：
window.onload = function(){
example1 = new EasyWindow("测试窗口2" ,"这里是自定义:
<input type='text' />输入文字" ,"common")
example2 = new EasyWindow("测试窗口1" ,"http://www.baidu.com" ,"url" ,{
left:"300px" ,top:"100px" ,width:"750px" ,height:"600px" ,background:"images/gray.gif"
});
example3 = new EasyWindow("测试窗口3" ,"http://www.google.cn" ,"url" ,{
left:"400px" ,top:"200px" ,width:"750px"...
/**
* Copyright 2006-2008 xujiwei
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the sp...