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<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" Trace="false" %>

<!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 runat="server">
    <title>无标题页</title>
    <link rel="stylesheet" type="text/css" href="StyleSheet.css" _fcksavedurl=""StyleSheet.css"" />
    <script language="javascript" type="text/javascript">
        var focusID=-1;
        var maxID;
        var inputText;
       
        function t()
        {
            var txtInput=document.getElementById("txtInput");
            var srchDiv=document.getElementById("srchTable");
            var trs=srchDiv.getElementsByTagName("tr");
            var tds=srchDiv.getElementsByTagName("td");
           
            maxID = trs.length-1;
           
            if(focusID==-1)
            {
                inputText=txtInput.value;
            }
           
            if(38==window.event.keyCode)
            {
                if(focusID==-1)
                {
                    focusID=maxID;
                    trs[focusID].className="selected";
                    txtInput.value=tds[focusID*2].innerHTML;
                    return;
                }
               
                if(focusID==0)
                {
                    trs[focusID].className="";
                    focusID--;
                    txtInput.value=inputText;                        
                    return;
                }
               
                if(focusID==maxID)
                {  
                    trs[focusID-1].className="selected";
                    trs[focusID].className="";
                    focusID--;
                    txtInput.value=tds[focusID*2].innerHTML;
                    return;
                }
               
                trs[focusID-1].className="selected";               
                trs[focusID].className="";
                focusID--;
                txtInput.value=tds[focusID*2].innerHTML;
               
                 //txtInput.value=tds[focusID*2].innerHTML;
            }

            if(40==window.event.keyCode)
            {
                if(focusID==-1)
                {
                    focusID=0;
                    trs[focusID].className="selected";
                    txtInput.value=tds[0].innerHTML;                      
                    return;
                }
               
                if(focusID==0)
                {
                    trs[focusID].className="";
                    trs[focusID+1].className="selected";                   
                    focusID++;                        
                    txtInput.value=tds[2].innerHTML;
                    return;
                }
               
                if(focusID==maxID)
                {  
                    trs[focusID].className="";
                    focusID=-1;
                    txtInput.value=inputText;
                    return;
                }
               
                trs[focusID+1].className="selected";               
                trs[focusID].className="";
                focusID++;
                txtInput.value=tds[focusID*2].innerHTML;
            }
        }
       
        function trOnClick(obj)
        {
            var tmpChilds=obj.childNodes;
      var selectedValue=tmpChilds(0).innerText;
      alert(selectedValue);
        }
    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <input id="txtInput" type="text" onkeydown="t();" style="width:194px;"/>
        <table id="srchTable" class="table" cellspacing="0" style="width:200px;">
            <tr onclick="trOnClick(this)"><td>aaa</td><td style="text-align:right;">10</td></tr>
            <tr onclick="trOnClick(this)"><td>bbb</td><td style="text-align:right;">20</td></tr>
            <tr onclick="trOnClick(this)"><td>ccc</td><td style="text-align:right;">30</td></tr>
            <tr onclick="trOnClick(this)"><td>eee</td><td style="text-align:right;">30</td></tr>
            <tr onclick="trOnClick(this)"><td>fff</td><td style="text-align:right;">30</td></tr>
            <tr onclick="trOnClick(this)"><td>ggg</td><td style="text-align:right;">30</td></tr>
            <tr onclick="trOnClick(this)"><td>hhh</td><td style="text-align:right;">30</td></tr>
        </table>
    </div>
    </form>
</body>
</html>

//-----------

//style

//-----------

body
{
 
}

.selected
{
 background-color: #99ccff;
}
.unselected
{
 background-color:#FFFFFF;
}

.t1
{
 float:left;
 clear:both;
}

.t2
{
 float:right;
 clear:both;
}

.table
{
 border-right: #6666ff 1px solid;
 border-top: #6666ff 1px solid;
 border-left: #6666ff 1px solid;
 border-bottom: #6666ff 1px solid;
}

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