ajax.js

稀饭伊人相册系统继承了新天堂多用户相册系统的功能

function gb2utf8(data){
	var glbEncode = [];
	gb2utf8_data = data;
	execScript("gb2utf8_data = MidB(gb2utf8_data, 1)", "VBScript");
	var t=escape(gb2utf8_data).replace(/%u/g,"").replace(/(.{2})(.{2})/g,"%$2%$1").replace(/%([A-Z].)%(.{2})/g,"@$1$2");
	t=t.split("@");
	var i=0,j=t.length,k;
	while(++i<j) {
		k=t[i].substring(0,4);
		if(!glbEncode[k]) {
			gb2utf8_char = eval("0x"+k);
			execScript("gb2utf8_char = Chr(gb2utf8_char)", "VBScript");
			glbEncode[k]=escape(gb2utf8_char).substring(1,6);
		}
		t[i]=glbEncode[k]+t[i].substring(4);
	}
	gb2utf8_data = gb2utf8_char = null;
	return unescape(t.join("%"));
}
   var request = false;
   try {
     request = new XMLHttpRequest();
   } catch (trymicrosoft) {
     try {
       request = new ActiveXObject("Msxml2.XMLHTTP");
     } catch (othermicrosoft) {
       try {
         request = new ActiveXObject("Microsoft.XMLHTTP");
       } catch (failed) {
         request = false;
       }  
     }
   }

   if (!request)
     alert("Error initializing XMLHttpRequest!");

   function getCustomerInfo() {
	 
     var name = document.getElementById("username").value;
     var url = "user_reg.cgi?go=check\&loginname=" +escape(name);
     request.open("GET", url, true);
     //request.open("GET", url, false);

     //request.onreadystatechange = callHTML;
     //request.setRequestHeader("If-Modified-Since","0");

     request.onreadystatechange = updatePage;
     request.send(null);
     //request.send(post);
   }

    function updatePage() {
     var loading_msg='<img src="http://127.0.0.1/tmpl/web/0/images/loading.gif" width="16" height="16" border="0" >';
     
	 if (request.readyState==1)
		{document.getElementById("check_username").innerHTML = loading_msg;}

     if (request.readyState == 4)
	   if (request.status == 200)
	   {
       
		 var response = request.responseText.split("|");
		 //document.getElementById("order").value = response[0];
		 
		 if ( response[0] == 0 )
		 {
			 document.getElementById("check_username").innerHTML = '已被注册或格式不对';
			 var d  = document.forms['apForm'];
             var r  = d.elements['Submit'];
             r.disabled = 'disabled';
         }
		 else 
		   {
			 document.getElementById("check_username").innerHTML = '可以注册';
			 var d  = document.forms['apForm'];
             var r  = d.elements['Submit'];
              r.disabled = '';
		    }
	   }
		else if (request.status == 403) 
         alert("禁止访问！");

	   else if (request.status == 404)
         alert("文件路径不存在");
       else
         alert("错误: " + request.status);
   }