ajax
var ajax;
if(window.XMLHttpRequest){
ajax = new XMLHttpRequest;
}
else{
ajax = new ActiveXObject('Microsoft XMLHTTP');
}
ajax.open('get','1.html',true);
ajax.send(null);
ajax.onreadystatechange=function(){
if(ajax.readyState==4 && ajax.status==200){
var data = JSON.parse(ajax.responseText);
}
}
