function SetFocus(winevent,obj)
{
var winevent=window.event||winevent;
if(winevent.keyCode==9)
{
winevent.keyCode=null;
document.getElementById(obj).focus();
}
}
{
var winevent=window.event||winevent;
if(winevent.keyCode==9)
{
winevent.keyCode=null;
document.getElementById(obj).focus();
}
}
//有的话,只有去掉window,某些程度上都一样
function SetFocus(winevent,obj)
{
var winevent=event||winevent;
if(winevent.keyCode==9)
{
winevent.keyCode=null;
document.getElementById(obj).focus();
}
}
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD> <BODY>
<input type="text" onkeydown="SetFocus(this)"/>
<script type="text/javascript">
function SetFocus(obj)
{
winevent = event||window.event;
if(winevent.keyCode==9)
{
alert(winevent.keyCode);
winevent.keyCode=null;
obj.focus();
obj.select();
}
}
</script>
</BODY>
</HTML>