How about...
/ $urlstring contains the entire URL string you gave /
list($garbage, $whatIneed) = split ("?", $urlstring, 2);
/ $whatIneed now contains leagueID=1000&sportID=1&seasonID...etc.
You get the idea. /
list($leagueIDstring, $garbage) = split("&", $whatIneed, 2);
/ $leagueIDstring now contains leagueID=1000 /
Hank