Convert AS2 code in AS3

1

Hello all

help me with convert AS2 code:

on (rollOver)
{
    if (_root.link != 1)
    {
        this.gotoAndPlay("s1");
    }
}
on (releaseOutside, rollOut)
{
    if (_root.link != 1)
    {
        this.gotoAndPlay("s2");
    }
}
on (release)
{
    if (_root.gotoAndStop("ph") != 1)
    {
        _root.menu["item" + _root.link].gotoAndPlay("s2");
        _root.link = 1;
        this.gotoAndPlay("s1");
    }
}

in AS3 code, thanks