An organic electro-luminescence display device and a fabricating method thereof for preventing deterioration of light-emission efficiency and picture quality are provided. 1% to about 50% by weight of the composition of a polymer in particulate form comprising: i) a carboxylic acid monomer;ii) more than about 5% by weight of the polymer of a sulfonic acid monomer; andiii) optionally a non-ionic monomer; andb) from about 0. Filters incoming messages from an unrecognized sender, asking user whether to add sender to correspondent list, and if so prompts user for needed information. Ends of keys are mounted to the keyholes.