<input type="text" onfocus="func111()"> <table id="table1111" name="table1" width="300" style="display:none">
<tr >
<td width="100">
<input type="button" name="testBtn4" value="button" onclick=""/>
</td>
<td width="100">
<input type="text" name="text4" id="text4"/>
</td>
<td width="100">
123
</td>
</tr>
</table>
function func111(){
var a=document.getElementById("table1111");
alert(a);
a.style.display="";
}
<tr >
<td width="100">
<input type="button" name="testBtn4" value="button" onclick=""/>
</td>
<td width="100">
<input type="text" name="text4" id="text4"/>
</td>
<td width="100">
123
</td>
</tr>
</table>
function func111(){
var a=document.getElementById("table1111");
alert(a);
a.style.display="";
}
<input type="text" value="20040218" onfocus="showTimeTable();">
</body>
<table id="tableMain" border="0" style="font-size:9pt;border:1px outset;background-color:threedface; cursor:default;display:none"> <tr height="17"> <!--第二个表行-->
<td>
<font size="2"> 小时</font> <input type="checkbox" id="hourCheck" size="4" onclick="userHour()" >
<select id="selectHour" NAME="selectHour" onchange="changeHour()" >
<option selected>23</option>
</select>
<font size="2">分</font> <input type="checkbox" id="minuteCheck" size="4" onclick="userMinute()" >
<select ID="SelectMinute" NAME="SelectMinute" onchange="changeHour()" >
<option>59</option>
</select>
</td>
<td>
<font size="2">秒</font> <input type="checkbox" id="secondCheck" size="4" onclick="userSecond()">
<select ID="selectSecond" NAME="selectSecond" onchange="changeSecond()">
<option>59</option>
</select>
</td>
</table>
<SCRIPT LANGUAGE=javascript>
<!--
function showTimeTable()
{
var tb = document.getElementById("tableMain");
tb.style.display="";
}
function hideTimeTable()
{
var tb = document.getElementById("tableMain");
tb.style.display="none";
}
//-->
</SCRIPT>