是不是要这个效果。
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<SCRIPT language=javascript>
<!--
var x1=0;
function keyDown()
{
var ieKey=event.keyCode;
if (ieKey==9)
{
switch (x1)
{
case 0:
doll.m1.focus();
x1+=1
break;
case 1:
doll.e1.focus();
x1+=1
break;
case 2:
doll.o1.focus();
x1-=2
break;
default:
alert("dollar is a good boy~");
break;
}
}
}
document.onkeydown=keyDown;