Xml_javascript分页


<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xHTML1/DTD/xHTML1-transitional.dtd">
<HTML XMLns="http://www.w3.org/1999/xHTML" >
<head>
    <title>龙的传人--XML_JavaScript分页</title>
   
</head>
<body onload="getXMLDoc()">
<script language="JavaScript" type="text/JavaScript">
var XMLDoc;
var nodeIndex;
var pageIndex;
var pageSize=13;
var lastPage;   //最后一页
var overSize    //最后一页的记录数
function getXMLDoc()
{
  XMLDoc=new ActiveXObject("Microsoft.XMLDOM");
    var currNode;
    XMLDoc.async=false;
    XMLDoc.load("myTest.XML");
    if(XMLDoc.parseError.errorCode!=0)
    {
        var myErr=XMLDoc.parseError;
        alert("出错!"+myErr.reason);
    }
    getRecordCount();
    onFirst();
   
}
function getRecordCount()
{
    var personNode= XMLDoc.selectNodes("/Root")[0];
    var recordCount=personNode.childNodes.length;
    var pageCount=Math.ceil(recordCount/pageSize);
    document.getElementById("txtPageCount").value=pageCount;
    document.getElementById("txtRecordCount").value=recordCount;
    overSize=recordCount%pageSize;
    if(overSize>0)
    {
        lastPage=recordCount-overSize;
    }
    else
    {
        lastPage=recordCount-pageSize;
    }
   
}
function getPageRecord(pageIndex,pageSize)
{
     clearRow("myTable");   
    var personNode= XMLDoc.selectNodes("/Root")[0];
    var currNode=personNode.childNodes[pageIndex];
    for(var i=pageIndex;i<pageIndex+pageSize;i++)
    {
        var arr=new Array();
        var nNode= XMLDoc.selectSingleNode("Root/Person["+i+"]") ;
        arr[0]=nNode.getAttribute("Id");    //序号
        arr[1]=nNode.childNodes[0].text;    //工号
        arr[2]=nNode.childNodes[1].text;    //姓名
        arr[3]=nNode.childNodes[2].text;    //性别
        arr[4]=nNode.childNodes[3].text;    //部门
        arr[5]=nNode.childNodes[4].text;    //职位
        arr[6]=nNode.childNodes[5].text;    //地址
       
//        arr[0]=personNode.childNodes[i].getAttribute("Id");    //序号
//        arr[1]=personNode.childNodes[i].childNodes[0].text;    //工号
//        arr[2]=personNode.childNodes[i].childNodes[1].text;    //姓名
//        arr[3]=personNode.childNodes[i].childNodes[2].text;    //性别
//        arr[4]=personNode.childNodes[i].childNodes[3].text;    //部门
//        arr[5]=personNode.childNodes[i].childNodes[4].text;    //职位
//        arr[6]=personNode.childNodes[i].childNodes[5].text;    //地址
        addRow(i+1,"myTable",arr);
    }   
}
function onFirst()
{
    pageIndex=0;
    var currIndex=pageIndex;
    getPageRecord(currIndex,pageSize)
    pageIndex=currIndex ;
    document.getElementById("txtCurrPage").value=(pageIndex / pageSize) + 1;
    document.getElementById("txtCurrPageRecord").value=pageSize;
}
function onPrev()
{
    var currIndex=pageIndex;
    currIndex-=pageSize;
    getPageRecord(currIndex,pageSize)
    pageIndex=currIndex;
    document.getElementById("txtCurrPage").value=(pageIndex / pageSize) + 1;
    document.getElementById("txtCurrPageRecord").value=pageSize;
  
}
function onNext()
{   
    var currIndex=pageIndex;
    currIndex+=pageSize;
    getPageRecord(currIndex,pageSize)
    pageIndex=currIndex;
    document.getElementById("txtCurrPage").value=(pageIndex / pageSize) + 1;
    document.getElementById("txtCurrPageRecord").value=pageSize;
   
}
function onLast()
{
    if(overSize>0)
    {
        getPageRecord(lastPage,overSize)
        document.getElementById("txtCurrPageRecord").value=overSize;
    }
    else
    {
        getPageRecord(lastPage,pageSize)
        document.getElementById("txtCurrPageRecord").value=pageSize;
    }   
    pageIndex=lastPage;
    document.getElementById("txtCurrPage").value=(pageIndex / pageSize) + 1;
}
function toPage()
{   
    var index=document.getElementById("txtCurrPage").value
    var currIndex=(index-1)*pageSize;     
    if(event.keyCode==13)
    {
         getPageRecord(currIndex,pageSize);
    }
    pageIndex=currIndex;
}
function addRow(i,dataGridId,arr)
{
 var row=document.createElement("tr");
 var cell=createCellWidthText(i); 
  row.appendChild(cell);
 for(var j=0;j<arr.length;j++)
 {
  cell=createCellWidthText(arr[j]);
  row.appendChild(cell);
 }
 document.getElementById(dataGridId).firstChild.appendChild(row);
}
function createCellWidthText(text)
{
 var cell = document.createElement("td");
 var textNode = document.createTextNode(text);
 cell.appendChild(textNode);
 return cell;
}
function clearRow(obj)
{
 var table=document.getElementById(obj);
 var nodeTbody=table.firstChild
 var length=nodeTbody.childNodes.length; 
 for(var i=length-1;i>0;i--)
 {
  nodeTbody.removeChild(nodeTbody.childNodes[i]);  
 }
}
</script>
    <form id="form1" runat="server">
    <div>
        <table align="center" style="border-right: #0033ff thin solid; border-top: #0033ff thin solid;
 &nbs 本文作者:
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