当前文件： myAjaxDropdownlist/js/xmlHttp.js[2K，2009-6-12 11:48:08]，打开代码结构图

		            
 1// JScript 文件
 2var request;
 3function createRequest() ...{
 4  try ...{
 5    request = new XMLHttpRequest();
 6  } catch (trymicrosoft) ...{
 7    try ...{
 8      request = new ActiveXObject("Msxml2.XMLHTTP");
 9    } catch (othermicrosoft) ...{
10      try ...{
11        request = new ActiveXObject("Microsoft.XMLHTTP");
12      } catch (failed) ...{
13        request = false;
14      }
15    }
16  }
17  if (!request)
18    alert("Error initializing XMLHttpRequest!");
19}
20//*******
21//第一个请求
22//*******
23function getCustomerInfo(page) ...{
24  createRequest();
25  var url='ChangelevelInfo.ashx?Page='+page;
26  request.open("GET",url,true);
27  request.onreadystatechange=updatepage;
28  request.send(null);
29}
30function updatepage()...{
31    if(request.readyState==4)...{
32        if(request.status==200)...{
33           printmsg();//处理服务器端返回的信息.
34           
35        }
36    }
37    else...{
38        //alert("信息下载中");
39    }
40}
41
42function printmsg()...{
43    var xml=request.responseXML;   
44    var date=new Date();                             //获得数据
45if(xml==null)return;
46
47var root=xml.documentElement;
48if(root)                                                //如果存在
49
50...{
51     //遍历每条数据，添加到频道数组中
52     var list=document.getElementById("mydiv");
53     var s="<table border='1' cellpadding='0' cellspacing='0' bordercolor='#F7CEFF' style='border-collapse:collapse align=center>";
54     for(var i=0;i<root.childNodes.length;i++)//遍历行
55     ...{
56        var rootlist=root.childNodes[i];
57        for(var j=0;j<rootlist.childNodes.length;j++)//遍历列
58        ...{
59            var s1="<tr>";
60
61
62            s1+="<TD bgColor='#FAF0FF' height='25'>ID号:"+rootlist.childNodes[0].text+"</TD>"
63            s1+="<TD bgColor='#FAF0FF' height='25'>区级编号:"+rootlist.childNodes[1].text+"</TD>"
64            s1+="<TD bgColor='#FAF0FF' height='25'>市区名称:"+rootlist.childNodes[2].text+"</TD>"
65            s1+="<TD bgColor='#FAF0FF' height='25'>市级编号:"+rootlist.childNodes[3].text+"</TD>"
66
67    
68        }
69        s1+="</tr>";
70
71        s+=s1
72        list.innerHTML=s+"</table>"; 
73     }
74    
75}
76
77
78}
79
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