renault clio key fob?

have a renault clio 1.2 dynamique on 2001 plate suddenly key woulnt lock or open doors but car would start i took car home and locked doors manually next day car would not start i then went to renault to see if battery was problem and on inspection found that the button inside had came of and ws told it could be soldered back on i did get it done and changed battery in key doors open and close but still non starter on looking at fob seems that a connection is touching so im looking to see if anyone can help me im interested in a person on mend it whom reckons can sort problem but no email address for him can he please contact me