+ Number by freeimageslive.co.uk - gratuit: http://www.freeimageslive.co.uk/free_stock_image/number-background-jpg, edit image: reduce opacity
+ Alphabet by freeimageslive.co.uk - gratuit : http://www.freeimageslive.co.uk/free_stock_image/alphabet-background-jpg, edit image: reduce opacity
+ Country by webdesignhot.com: http://www.webdesignhot.com/free-vector-graphics/blue-globe-and-world-map/ edit image: reduce opacity add background
+ Christmas by bazaardesigns.com: http://www.bazaardesigns.com/3996-christmas-greeting-card/ edit image: get background and reduce opacity