以防万一  url="http://write.blog.csdn.net/postedit?

id=5&search=ok"

function getArgs() {

	var args = {}; //创建保存数据的对象

	var qs = location.search.length > 0 ? location.search.substring(1) : ''; //取得查询字符串并去掉开头的问号

	var items = qs.split('&'); //按&字符串拆分数组

	var item = null, name = null, value = null;

//逐个将每一项加入到args对象中

	for (var i = 0; i < items.length; i++) {

		item = items[i].split('=');

		name = item[0];

		value = item[1]

		args[name] = value;

	}

	return args;

}

var args = getArgs();

alert(args['id']);

alert(args['search']);