<table width="100%" height="70%" align="center" cellpadding="0" cellspacing="0" border="0">
<tr>
<td>
<form id="QueryForm" action="query.asp?action=Query" method="post" >
<table id="op" name="op" width="700" align="center" bgcolor="#aaaaaa" class="common-text" cellpadding="3" cellspacing="1" border="0"> <tr bgcolor="#ffffff" height="20">
<td width="80">中继线</td>
<td><input type="checkbox" name="chkTrunkLine" id="chkTrunkLine" onclick="CheckFace(this,txtTrunkLine);" language="javascript"><input type="text" name="txtTrunkLine" value="" class="text-face" disabled></td>
</tr>
</table>
</form>
</td>
</tr>
</table>
<script language="javascript">
//<!--
function CheckFace(oCheck,obj)
{
if (oCheck.checked==true)
{
obj.style.backgroundColor="#ffffff";
obj.disabled=false;
}
else
{
obj.style.backgroundColor="#eeeeee";
obj.disabled=true;
}
}
//-->
</script>注意区分大小写
<tr>
<td>
<form id="QueryForm" action="query.asp?action=Query" method="post" >
<table id="op" name="op" width="700" align="center" bgcolor="#aaaaaa" class="common-text" cellpadding="3" cellspacing="1" border="0"> <tr bgcolor="#ffffff" height="20">
<td width="80">中继线</td>
<td><input type="checkbox" name="chkTrunkLine" id="chkTrunkLine" onclick="CheckFace(this,txtTrunkLine);" language="javascript"><input type="text" name="txtTrunkLine" value="" class="text-face" disabled></td>
</tr>
</table>
</form>
</td>
</tr>
</table>
<script language="javascript">
//<!--
function CheckFace(oCheck,obj)
{
if (oCheck.checked==true)
{
obj.style.backgroundColor="#ffffff";
obj.disabled=false;
}
else
{
obj.style.backgroundColor="#eeeeee";
obj.disabled=true;
}
}
//-->
</script>注意区分大小写
<tr>
<td>
<form name="QueryForm" action="query.asp?action=Query" method="post" >
<table id="op" name="op" width="700" align="center" bgcolor="#aaaaaa" class="common-text" cellpadding="3" cellspacing="1" border="0"> <tr bgcolor="#ffffff" height="20">
<td width="80">中继线</td>
<td>
<input type="checkbox" name="chkTrunkLine" id="chkTrunkLine" onclick="CheckFace(this,'txtTrunkLine');" language="javascript">
<input type="text" name="txtTrunkLine" value=""class="text-face" disabled>
</td>
</tr>
</table>
</form>
</td>
</tr>
</table>
<script language="javascript">
function CheckFace(oCheck,objname)
{
var obj = MM_findObj_(objname);
if (oCheck.checked==true)
{
alert('aaaa');
obj.style.backgroundColor="#ffffff";
obj.disabled=false;
}
else
{
alert('bbbb');
obj.style.backgroundColor="#eeeeee";
obj.disabled=true;
}
}function MM_findObj_(n, d)
{
var p,i,x;
if(!d)
d=document;
if((p=n.indexOf("?"))>0&&parent.frames.length)
{
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
}
if( !(x=d[n]) && d.all )
x=d.all[n];
for (i=0;!x&&i<d.forms.length;i++)
x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++)
x=MM_findObj_(n,d.layers[i].document);
return x;
}</script>
但是放到我的网页就有问题了if((p=n.indexOf("?"))>0&&parent.frames.length) 这句同不过,说没有找到方法