ну вот здесь можно подробно обо всем почитать http://hghltd.yandex.net/yandbtm?qtree=TG%2FQzlvKJa5ViePdDQNBosQ4Sj%2ByWjlAoojbI3qJVpXBGkAmOPh3uabscPrNNuknSKZjUBFfk9IR5bwi4cHPHqNYTQnaeN0QqOVMpZxgnPmvZVBJOcGgvYxrRMejrnWCCFgst9cxJdM3bpTF9oa7O0yxQ%2BG5I99VunjTXE%2BkRSgPosV9SvOut83CGjTxY%2FeVmWzjpS3Do75eryEjHpaRwu%2Fc01PKx%2BYM3ytgydDKCUPyDVMmHVPgFKYQzkc625wMGsk8itb%2FstV9HvlO2YQaUKztVZysEA2%2BWahdGxXd3eg0OtRi2w1On2sxyOGhMovbkZSAtFVR8C6LgXPJqIASbVKIgywrRDoilbV8QbpLyKL4VCBrxfc2NsC9osmXN1UZhsi6uoiasa6q8DZ8boP%2B0pkcGTDAvEg8kQ2oC4YfYTOVh73LvAPFPV%2FYOz16kAHNEWiTtsl94pibbdRBiXCEcM8VsIbefxI3FMgAs1ebEsX1HuOUKdQii%2FK1wYHi8iXJjm2d4TtCzNXEFuOt%2F1iKUdiuQ2bz8xro4NrN34myDcTbLGEVlEDgX5Rt7f3vl1NBjk4QyEkZYGTC1qA2sfdjePpNo63DzvBhdyz5EGyG1Xy99yXXj2Ko51kIbyeRQOMK0PU5TvziKXliwJ%2BeYyeE%2B02vzBKc6lFkZTujigffkVAVeWXtnbwpKO17EfbKuUMZqqEfeFb%2F8bVWYn7SuMweAzj1KV6jYJ59QDBrnf%2FPFb4zHnmj%2FL4VY3sZJfBQsiTBx1aTml5zOWZ3Xnto%2BgBasZ8KQquvA4PLBKDC6V0UkvIpXhpYd7qGUt7lPOQE7ObSG1bVIWajN7EmA5ksr52vjtyR4XAGgE603fwq4NgpgnAgteBfnxhK68D%2BWaxjO%2BjQ4IFvON5%2FiVjr16R5RmJJb9ecBo6RQeaVrjsrybgQA%2Bl6XGDhaw4S9q2a1VLbC%2BF5m9prEtncoEGfUyor4POj6GBRPoCuBnTvTfad9U4wTxp8C5uRHI1aL3nS9xK8ZzQe7IS7Lx2%2BbP44UcnH8ic6QZ0yicG8oOsFDuWEbWLn9XqBvlDvKj9%2BAl6WqahCrUTcea%2BHcie2AbnIrd0DUGtUF0GjVn%2B3%2Fk1VB2HGkKRIjoqWnmLkNsrQJntoOGo3loho4aa8nPj1wh7IX7HfunUUMkBbKmBlipQ7JOYgMOVOoYx%2FyPAOffMyFCmwhz6W5rB3abgRwC5VT2BTHhaFOUcG4xaBqEB5%2F7ssD0yZ4V56XC%2BI9vgHTRJyni2ESjbdIJipfLy8%2B%2BUUjXirhmR4ItSIDbRhzz6vJGeTp1GimtiYPAFiKhc2vMdhmAf8lF9KGiIIJGf%2FYfenKc6Ak%2BaLVAQLCG0IQGJqnnLx6jxmek1TBqiHvcsRvHgVNA%3D%3D&text=%ED%EE%F0%EC%FB%20%EC%EE%EC%20%F2%F0%EE%E9%ED%EE%E9%20%F2%E5%F1%F2&url=http%3A%2F%2Fsibmama.ru%2Findex.php%3Fp%3Dtr_test