$fail = 1;
// jap, could be endless ):
while($fail != 0)
{
    $fail = 0;

    // dead remembers me, what combination i already tried
    $dead = array();

    // thisweek collects the set (4 games) for this "coloumn"
    $thisweek = array();
    foreach($b as $k)
    {
        foreach($k as $lol)
        {
            // $w saves the teams who have played this week, remember: one team per intervall
            $w = array();
            $thisweek = array();

            // $b is an 2dim array of all combinations (String like "1v2)

            $x = $b;



            // This shuffels the whole thing... dirty, i know
            shuffle($x);
            foreach($x as &$lol)
                shuffle($lol);
            foreach($x as &$i)
            {

                foreach($i as &$j)
                {
                    if(!empty($j))
                    {
                        // get the two teams and see if they already played
                        list($team1, $team2) = explode("v", $j);
                        if(!in_array($team1, $w) && !in_array($team2, $w) && !in_array($j, $dead))
                        {
                            $dead[] = $j;
                            $w[] = $team1;
                            $w[] = $team2;
                            $thisweek[] = $j;

                        }
                    }
                }
            }
            $jointhaweek[] = $thisweek;
            if(count($thisweek) < $cnt/2)
            {
                // and if there are less then 4 matches, reroll ):
                $fail = 1;
            }
        }

    }
    if($fail == 0)
    {
        //echo "er hots echt gschofft o.o";


    }
}