URL工具类 AS3

package com.lj.utils
{
	import flash.external.ExternalInterface;
	
	import mx.core.Application;
	import mx.utils.URLUtil;

	/**
	 * <p>Title:URL工具类 </p>
	 * <p>Description:URL</p>
	 * <p>Copyright: 个人所有</p>
	 * <p>Company: 刘军</p>
	 * @author 刘军 TomLiu
	 * @version 1.0 LastUpdata: 2012-12-29
	 */
	public class URLUtil
	{
		protected static const WINDOW_OPEN_FUNCTION:String="window.open";



		/**
		 * 打开新页面
		 * @param url
		 * @param window
		 * @param features
		 */
		public static function openHtmlWindow(url:String, window:String="_blank", features:String=""):void
		{

			ExternalInterface.call(WINDOW_OPEN_FUNCTION, url, window, features);

		}

		/**
		 * 获取URL的参数
		 * @return 
		 */
		public static function getHtmlURLParams():Object
		{
			var params:Object={};
			//location.search是从当前URL的?号开始的字符串 
			var query:String=ExternalInterface.call("window.location.search.substring", 1);
			if (query)
			{
				var pairs:Array=query.split("&");
				for (var i:uint=0; i < pairs.length; i++)
				{
					var pos:int=pairs[i].indexOf("=");
					if (pos != -1)
					{
						var argname:String=pairs[i].substring(0, pos);
						var value:String=pairs[i].substring(pos + 1);

						params[argname]=value;
					}
				}
			}
			return params;
		}

		/**
		 * 系统部署到服务器上时，获取服务器的域名URL包括端口号
		 */
		public static function getRootURL():String
		{
			return ExternalInterface.call("window.location.hostname");
		}
		
		/**
		 * 系统部署到服务器上时，获取站点的URL
		 * @return 
		 */
		public static function getContentURL():String{
			return ExternalInterface.call("window.location");
		}


	}
}