个人测试
html文件：
Code1
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">2
<html xmlns="http://www.w3.org/1999/xhtml">3
<head>4
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />5
6
<title>无标题文档</title>7
</head>8
9
<body>10
<script src="123.js" language="JavaScript"></script>11
<form id="form1" name="form1" method="post" action="">12
<table width="372" height="210" border="1">13
<tr>14
<td colspan="2"> </td>15
<td rowspan="2"> </td>16
<td rowspan="2"> </td>17
</tr>18
<tr>19
<td> </td>20
<td> </td>21
</tr>22
<tr>23
<td> </td>24
<td><input name="text2" type="text" onmouseout="btnClear3()"/>25
<label id="label2" >联系我们</label>26
27
<input name="text2" type="text" />28
<input name="text2" type="text" />29
<input name="text2" type="text" />30
<input name="text2" type="text" />31
<input name="text2" type="text" />32
<input name="text2" type="text" />33
</td>34
<td> </td>35
<td> </td>36
</tr>37
<tr>38
<td> </td>39
<td> </td>40
<td> </td>41
<td> </td>42
</tr>43
</table>44
<a href="#" onclick="javascript:btnClear()">得到</a>45
<label></label>46
<a href="#" onclick="btnClear2()">放掉</a>47
<label></label>48
</form>49
<SPAN id=ad_2>50
12351
</SPAN>52
<SPAN id=span_ad_2>53
32154
</SPAN>55
<SCRIPT>
ad_2.innerHTML=span_ad_2.innerHTML;span_ad_2.innerHTML="";</SCRIPT>56
</body>57
</html>58
js文件：
Code1
2
function btnClear()3
{4
var objs = document.getElementsByName("text2");5
for(i=0;i<objs.length;i++)6
{7
objs[i].value="123";8
9
}10
11
}12
13
function btnClear2()14
{15
16
for(i=0;i<document.all.form1.text2.length;i++)17
{18
document.all.form1.text2[i].value="456";19
20
}21
22
}23
24
function btnClear3()25
{26
document.all("label2").innerText= "789"; 27
28
}