public function forceLanguage($language) {
		$changeLanguage = false;
		// Check if the user set null to retrieve the initial language
		// If the initial language is already recovered fine don't require the file
		if($language === null) {
			// Save old language
			$language = $this->language;
			// Retrieve initial language
			$this->initLanguage();
			// Chekck if the language change
			if($this->language != $language) {
				$changeLanguage = true;
			}
		}
		// If the user ask a new language not set
		elseif($this->language != $language) {
			$this->language = $language;
			$changeLanguage = true;
		}
		
		// Empty all the old language
		if($changeLanguage) {
			$this->loadFile = array();
			$this->msg = null;
		}
	}