??????<secipt language="javascript">
?????????var http_request = false;
?????????function send_request(url){? //初始化、指定處理函數(shù)，發(fā)送請求的函數(shù)
????????????http_request = false;
????????????if (window.XMLHttpRequest) { //Mozilla
???????????????http_request = new XMLHttpRequest();
???????????????if (http_request.overrideMimeType) {?? //設(shè)置MiMe類別
??????????????????http_request.overrideMimeType("text/xml");
???????????????}
????????????}
????????????else if (window.ActionXObject) {? //IE
???????????????try{
?????????????????????http_request = new ActionXObject("Msxml2.XMLHTTP");
???????????????}catch (Exception e) {
??????????????????try{
?????????????????????http_request = new ActionXObject("Microsoft.XMLHTTP");
??????????????????}catch (e) {}
???????????????}
?????????}
?????????if (!http_request) {
????????????window.alert("不能創(chuàng)建XML.HttpRequest實例對象")；
????????????return false;
?????????}
?????????http_request.onreadystatechange = processRequest;
?????????http_request.open("GET",url,true);
?????????http_request.send(null);
?????????}
????function processsRequest() {
?????????if(http_request.readState ==4){
????????????if(http_request.status == 200){
???????????????alart(http_request.responseText);
????????????}elae{
???????????????alert("您所請求的頁面有異常")；
????????????}
?????????}
?????}
</script>
?????????