/**
 * 参数
 * @type {Object}
 */
var Param = {
	// 获取所有参数，返回Object类型，然后根据参数名获取对应的参数值
	urlArgs :function(){
		var url = location.search, // 参数
			str = '',
			params = {};
			
		if(url.indexOf('?') != -1){
			str = url.substr(1);
		}else{
			return null;
		}
		strs = str.split('&');
		for(var i = 0; i < strs.length; i++){
			var sub = strs[i].split('=');
			params[sub[0]] = unescape(sub[1]);
		}
		return params;
	}
}