修改系统special.field （特殊属性字段）字段
<script language="javascript">
function copykeyword(){
document.getElementById("keyword").focus()
document.getElementById("keyword").select()
document.getElementById("infotags").value=document.getElementById("keyword").value
}
</script><tr>
<td height="25" bgcolor="#FFFFFF">关键字 :
<input name="keyboard" id="keyword" type="text" size="49" value="<?=stripSlashes($r[keyboard])?>">
<input type="button" value="拷贝到Tags" onclick="copykeyword()"> <font color="#666666">(多个请用","格开)</font></td>
</tr>