english permair league have stranger symbol

im big fan of manchestar and liverpool and i have watch english match since 10 years even england team is my fav team in the world but i wana know 1 thing .i have seen match in english league some players sent off by red card and they contioun playing next time and also when they sent off again they play in next match is that new rule or they pay faine for that card.
at last guys i need ur common and suggestion about my web site for english fan only http://hamyar.tripod.com