How to wash football shirts properly?

I would like to know which methods can keep football shirts look still new after washing by washing machine for several times.
Also, I don't know the meaning of three cross symbols on my shirt.
Thanks.

[ Last edited by winston on 2005-10-10 at 18:12 ]

我會用洗衫袋..但另一問題係點樣防止勾線 ?

You may find the following link useful for the interpretation of the laundry symbols:
http://www.textileaffairs.com/hirez.htm