$this->serviceClass->registerFunction(
                'covert_lead_save',
                array('session' => 'xsd:string','record_id' => 'xsd:string','convert_lead_args' => 'xsd:string'),
                array('return' => 'xsd:string')
            );
        $this->serviceClass->registerFunction(
                'get_related_dropdown_definition',
                array('session' => 'xsd:string'),
                array('return' => 'xsd:string')
            );
        $this->serviceClass->registerFunction(
                'get_related_dropdown',
                array('session' => 'xsd:string'),
                array('return' => 'xsd:string')
            );
        $this->serviceClass->registerFunction(
                'sms_gateway',
                array('session' => 'xsd:string','request_data' => 'xsd:string'),
                array('return' => 'xsd:string')
            );
        $this->serviceClass->registerFunction(
                    'upload_image',
                    array('session' => 'xsd:string', 'data' => 'xsd:string'),
                    array('return' => 'xsd:string')
        );
        $this->serviceClass->registerFunction(
                    'download_image',
                    array('session' => 'xsd:string', 'id' => 'xsd:string'),
                    array('return' => 'xsd:string')
        );
        $this->serviceClass->registerFunction(
                    'delete_image',
                    array('session' => 'xsd:string', 'data' => 'xsd:string'),
                    array('return' => 'xsd:string')
        );