(function(){
	fangjia = new Object();
	fangjia.gujiaBox = {
		appKey : '',	// api用户appKey
		elId : '',
		size : 'simple',	// big:950x120 simple:950x80
		cityName : '上海',	// 城市名
		regionName : '',	// 区域名
		totalPriceStart : 0,	// 总价start
		totalPriceEnd : 0,		// 总价end
		room : 0,				// 户型(室数)
		keyword : '',			// 关键词
		
		init : function(){
			var _this = fangjia.gujiaBox;
			var _el = document.getElementById(_this.elId);
				/**
	 * json序列化
	 */
	var serializeJson = function(o){
		if(typeof o != 'object'){
			return o;
		}
		var ret = [];
		for (var key in o) {
			if(typeof o[key] == 'function'){
				continue;
			}
			if(o[key] != null && typeof o[key] == 'object' && o[key].length>0){
				for ( var i = 0; i < o[key].length; i++) {
					if(typeof o[key][i] == 'string' || typeof o[key][i] == 'number'){
						ret.push(key);
						ret.push('=');
						ret.push(o[key][i]);
						ret.push('&');
					}
				}
			}else if(o[key] != null){
				ret.push(key);
				ret.push('=');
				ret.push(o[key]);
				ret.push('&');
			}
		}
		if(ret.length>0){
			ret[ret.length-1] = '';
		}
		return ret.join('');
	};			if (_this.elId && _el) {
				var _width = 950;
				var _height = 80;
				if ('simple' == _this.size) {
					_width = 950;
					_height = 80;
				} else if ('big' == _this.size) {
					_width = 950;
					_height = 120;
				}
				var _html = [];
				_html.push('<ins style="display:inline-table;border:medium none;margin:0pt;padding:0pt;position:relative;visibility:visible;');
				_html.push('width:' + _width + 'px;');
				_html.push('height:' + _height + 'px;');
				_html.push('">')
				_html.push('<iframe src="http://open.fangjia.com/gujiaTool/boxIframe' + _width + 'x' + _height + '?' + serializeJson(_this) + '"');
				_html.push(' width="' + _width + '"');
				_html.push(' height="' + _height + '"');
				_html.push(' frameborder="0" scrolling="no"></iframe>');
				_html.push('</ins>');
				_el.innerHTML = _html.join('');
			} else {
				alert('请指定fangjia.gujiaBox.elId.若有疑问,请联系我们.');
			}
		}
	};
})()