Technical Assistance

hard for me to describe since I have no idea what I am talking about. I i8nstalled App Manager to hopefully fix an error I think is associated with MySql which I also do not understand but need to use. best way to describe the application is to let you see how is it expected to work at < http://stations.swcast.net/dave90000>; when I am "on the air" I get Warning: mysql_pconnect(): Access denied for user: 'root@www150.isitetech.com' (Using password: YES) in /home/.sites/48/site10/web/common/db.php on line 43

Warning: mysql_select_db(): supplied argument is not a valid MySQL-Link resource in /home/.sites/48/site10/web/common/db.php on line 44

Warning: mysql_select_db(): supplied argument is not a valid MySQL-Link resource in /home/.sites/48/site10/web/common/db.php on line 58

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in /home/.sites/48/site10/web/common/db.php on line 59
status=err
SQL error=1045
SQL error string=Access denied for user: 'root@www150.isitetech.com' (Using password: YES)
SQL=SELECT songlist.*, historylist.listeners as listeners, historylist.requestID as requestID, historylist.date_played as starttime FROM historylist,songlist WHERE (historylist.songID = songlist.ID) AND (songlist.songtype='S') ORDER BY historylist.date_played DESC LIMIT 6

DavidGerrard