用js怎么连接 aa.php

[agefworld]

<a href ="aa.php">aa</a>
<a href ="bb.php">bb</a>

<script language="javascript">
怎么写才能有点击 某个连接的效果

</script>

[oar]

<script language="javascript" src="aa.php">
</script>

[希默软件]

<a id=a1 href ="aa.php">aa</a>
<a href ="bb.php">bb</a>

<script language="javascript">
document.all.a1.click();
</script>