//封装JSONP
function creatScriptTag(scrSring){
var script = document.createElement('script');
script.type = "text/javascript";
script.src = srcString;
document.getElementsByTagName("head")[0].appendChild(script);
}
//下面为实际应用
creatScriptTag("http://10.0.159.198/data.php?callback=abc")
function abc(data){
alert(data)
}
