//document.getElementById("weather").innerHTML='<iframe width="450" height="50" marginwidth="0" marginheight="0" hspace="0" vspace="0" frameborder="0" scrolling="no" allowtransparency="true" src="http://m.weather.com.cn/m/pn11/weather.htm"></iframe>';
document.getElementById("weather").innerHTML='<iframe width="450" scrolling="no" height="50" frameborder="0" allowtransparency="true" src="http://i.tianqi.com/index.php?c=code&id=12&icon=1&num=5"></iframe>';