JavaScript intermediate--ajax (1)

First, Ajax.js

function ajax (URL, fnsucc, fnfaild) {    //1, creating Ajax    var oajax = null;    if (window. XMLHttpRequest) {        var oajax = new XMLHttpRequest ();    } else {        var oajax = new ActiveXObject ("Microsoft.XMLHTTP ");    }    2 Connection Server    oajax.open (' GET ', url, true);    3 Send request    oajax.send ();    4 Receive returns     Oajax.onreadystatechange = function () {        if (oajax.readystate = = 4) {//Complete            if (oajax.status = = 200) {//Success                FNSUCC (Oajax.responsetext);            } else {                if (fnfaild) {                    fnfaild ();                }    }}}}

Second, instance one--no flush Read file

<! DOCTYPE html>
Iii. example two--Simple paging
<! DOCTYPE html>
 JavaScript Intermediate--ajax (1)