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jquery AJAX implementation without refreshing data loading code

Source: Internet
Author: User
Tags php tutorial
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<meta http-equiv= "Content-type" content= "text/html; charset=gb2312 "/>
<title></title>

<script>
var xml_http_building_link = ' Please wait, connection is being established ... ';
var xml_http_sending = ' Please wait, sending data ... '
var xml_http_loading = ' Please wait, data is being accepted ... ';
var xml_http_load_failed = ' Communication failed, please refresh retry ';
var xml_http_data_in_processed = ' Communication success, data being processed ... '

Function Ajax (Statusid, Recvtype) {
 var aj = new Object ();
 if (document.getElementById (STATUSID)) {
  aj.statusid = document.getElementById (STATUSID);
 } else {
  var divelement = document.createelement ("DIV");
   Divelement.classname = "Xweb-ajaxmsg";
  divelement.style.position = "fixed";
  divelement.style.right = "0";
  divelement.style.top = "0";
  divelement.style.background = "Red";
  divelement.style.color = "#FFF";
  divelement.style.lineheight = "2EM";
  divelement.style.padding = "0 20px";
  divelement.id = Statusid;
  document.body.appendchild (divelement);
  aj.statusid = divelement;
 }
 
 aj.targeturl = ';
 aj.sendstring = ';
 aj.recvtype = recvtype? Recvtype: ' HTML ';//html XML
 aj.resulthandle = null;

Aj.createxmlhttprequest = function () {
var request = false;
if (window. XMLHttpRequest) {
Request = new XMLHttpRequest ();
if (Request.overridemimetype) {
Request.overridemimetype (' Text/xml ');
}
else if (window. ActiveXObject) {
var versions = [' Microsoft.XMLHTTP ', ' MSXML. XMLHTTP ', ' microsoft.xmlhttp ', ' msxml2.xmlhttp.7.0 ', ' msxml2.xmlhttp.6.0 ', ' msxml2.xmlhttp.5.0 ', ' msxml2.xmlhttp.4.0 ', ' MSXML2. xmlhttp.3.0 ', ' MSXML2. XMLHTTP '];
for (var i=0; i<versions.length; i++) {
try {
Request = new ActiveXObject (versions[i]);
if (request) {
return request;
}
catch (e) {
alert (e.message);
}
}
}
return request;
}

Aj. XMLHttpRequest = Aj.createxmlhttprequest ();

Aj.processhandle = function () {
Aj.statusId.style.display = ';
if (AJ. Xmlhttprequest.readystate = = 1) {
Aj.statusId.innerHTML = Xml_http_building_link;
else if (AJ. Xmlhttprequest.readystate = = 2) {
Aj.statusId.innerHTML = xml_http_sending;
else if (AJ. Xmlhttprequest.readystate = = 3) {
Aj.statusId.innerHTML = xml_http_loading;
else if (AJ. Xmlhttprequest.readystate = = 4) {
if (AJ. Xmlhttprequest.status = = 200) {
Aj.statusId.style.display = ' None ';
if (Aj.recvtype = = ' HTML ') {
Aj.resulthandle (AJ. Xmlhttprequest.responsetext);
else if (Aj.recvtype = = ' XML ') {
Aj.resulthandle (AJ. Xmlhttprequest.responsexml);
}
} else {
Aj.statusId.innerHTML = xml_http_load_failed;
}
}
}

 aj.get = function (TargetUrl, resulthandle) {
  aj.targeturl = TargetUrl;
  aj. Xmlhttprequest.onreadystatechange = Aj.processhandle;
  aj.resulthandle = Resulthandle;
  if (window. XMLHttpRequest) {
   aj. Xmlhttprequest.open (' Get ', aj.targeturl);
   aj. Xmlhttprequest.send (NULL);
  } else {
         aj. Xmlhttprequest.open ("Get", TargetUrl, True);
         AJ. Xmlhttprequest.send ();
  }
 }

Aj.post = function (TargetUrl, sendstring, Resulthandle) {
Aj.targeturl = TargetUrl;
aj.sendstring = sendstring;
Aj. Xmlhttprequest.onreadystatechange = Aj.processhandle;
Aj.resulthandle = Resulthandle;
Aj. Xmlhttprequest.open (' POST ', targeturl);
Aj. Xmlhttprequest.setrequestheader (' Content-type ', ' application/x-www-form-urlencoded ');
Aj. Xmlhttprequest.send (aj.sendstring);
}
return to AJ;
}
</script>

<body>
<div id= "Page" >
</div>

<script type= "Text/javascript Tutorial" language= "JavaScript" >
<!--
var pageval=getthe_hrefvar ("page");
var gethtmlfile= ".../www.111cn.net/product_list.php tutorial";
if (pageval>0)
{
Gethtmlfile=gethtmlfile + "page=" + pageval;
}
var Sortidval=getthe_hrefvar ("SortID");
if (sortidval)
{
if (Gethtmlfile.indexof ("?") >=0)
{
Gethtmlfile=gethtmlfile + "&sortid=" + sortidval
}
Else
{
Gethtmlfile=gethtmlfile + "sortid=" + sortidval
}
}
var Actionval=getthe_hrefvar ("Action");
if (actionval)
{
Gethtmlfile=gethtmlfile + "&action=" + actionval
}
var keywordval=getthe_hrefvar ("keywords");
if (keywordval)
{
Gethtmlfile=gethtmlfile + "&keywords=" + keywordval
}
Showajax_div ("Statusid", "Xweb-ajax-div", "Xweb-ajaxdiv", gethtmlfile,0);
-->
</script>

</body>

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Related Keywords:
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