网页错误:缺少对象 请问怎么处理?!
源代码如下:
<html>
<head> </head>
<body onmousemove="HideMenu()" oncontextmenu="return false" ondragstart="return false" onselectstart ="return false" onselect="document.selection.empty()" oncopy="document.selection.empty()" onbeforecopy="return false">
sdfsfsfsd<BR>
<form id=frm>
name:<INPUT type=text id=tet name=tet size=12>
<input type=button name=but value=按钮>
</form>
</body>
</html>
麻烦高人指点一下!