portal for islamic history :   http://pts.com.my/
portal islam Murabbi :       http://www.murabbi.net/forum/viewthread.php?thread_id=228
mukmin portal :                 http://www.mukmin.com.my/baca.php?id=63&kategori=6
sirah nabi cariGold:           http://carigold.com/portal/forums/showthread.php?t=123683