Your Account is suspended due to inactivity, because your forums account and hosting account are not linked.
Login to http://x10hosting.com/control/login.php with cpanel username and password.
Go to "Hosting" on TOP navigation, ----> Then Click on "Suspensions". Click on Unsuspend Button.
Remember that you must Login Here (on forums) once every month to keep your account active, cPanel and Account Panel logins does not counted.