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<!-- http://www.webjx.com/ -->
<!-- http://bbs.webjx.com/ -->
<!--# 特效来源：http://www.webjx.com/js -->
<!--要完成此效果把如下代码加入到<body>区域中-->
<SCRIPT language=JavaScript>
function copy(ob){
var obj=findObj(ob); if (obj) {
obj.select();js=obj.createTextRange();js.execCommand("Copy");}
}
function cut(ob){
var obj=findObj(ob); if (obj) {
obj.select();js=obj.createTextRange();js.execCommand("Cut");}
}
function findObj(n, d) { //v4.0
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=findObj(n,d.layers[i].document);
if(!x && document.getElementById) x=document.getElementById(n); return x;
}
//-->
</SCRIPT>
<input type="button" name="Button" value="复制到剪贴板" onClick=copy('txtOutput')>
<input type="button" name="Button" value="剪贴到剪贴板" onClick=cut('txtOutput')>
<br><form name="fom1" method="post" action="">
<textarea name="txtOutput" rows="5" cols="50"> dfkghkldfghklsdjfhgklsdfhgklhsdfklghsdfklhj</textarea>
</form>
[Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]