The influential midfielder feels that the 41-year-old is the most important person at Camp Nou and is hopeful that he will decide to remain with the Spanish champions.The 41-year-old has an expiring contract with Barca and has yet to make a decision about his future at the club. And the team\'s midfield talisman has reiterated that the squad want him to stay on at Camp Nou.\"It is imperative that he continues here. In my opinion, he\'s a key figure, and perhaps even the most important person at the club,\" Xavi stated to Gol Television.\"We really want him to stay at Barcelona. However, in the end it\'s up to himself to decide.\"Guardiola replaced Frank Rijkaard as Barca trainer in the summer of 2008, and has since enjoyed unprecedented success with the Catalans after surpassing Johan Cruyff to become the club\'s most successful coach with 13 titles.The former Spain international has won three Liga crowns, two Champions Leagues trophies, two Club World Cup titles, one Copa del Rey as well as numerous Super Cup accolades.