Thanks to marc@ttux.net for his help.
https://bugzilla.gnome.org/show_bug.cgi?id=660856
#define ACCOUNT_REGEX_ICQ "^"ICQ_USER_NAME"$"
#define ACCOUNT_REGEX_IRC "^"IRC_NICK_NAME"$"
#define USERNAME_REGEX_IRC "^"IRC_USER_NAME"$"
#define ACCOUNT_REGEX_ICQ "^"ICQ_USER_NAME"$"
#define ACCOUNT_REGEX_IRC "^"IRC_NICK_NAME"$"
#define USERNAME_REGEX_IRC "^"IRC_USER_NAME"$"
-#define ACCOUNT_REGEX_JABBER "^"JABBER_USER_NAME"@"HOST"$"
+#define ACCOUNT_REGEX_JABBER "^"JABBER_USER_NAME"@[^@/]+"
#define ACCOUNT_REGEX_MSN "^"MSN_USER_NAME"@"HOST"$"
#define ACCOUNT_REGEX_YAHOO "^"YAHOO_USER_NAME"$"
#define ACCOUNT_REGEX_MSN "^"MSN_USER_NAME"@"HOST"$"
#define ACCOUNT_REGEX_YAHOO "^"YAHOO_USER_NAME"$"