The invention provides a picture loading method and device. The method includes: S1, when a mouse operation of an original picture is acquired, acquiring target picture status, which corresponds to the mouse event, according to a mouse event of the original picture, wherein the mouse event is pre-stored in a manner of association with the corresponding target picture status; S2, acquiring target picture url, which corresponds to the target picture status, according to the target picture status, wherein the target picture status is pre-stored in a manner of association with the corresponding target picture url; and S3, calling a pre-created picture loading method in a classification of UIButton according to the target picture status and the target picture url to load a target picture. According to the method, automatic loading of the target picture is realized, use is simple, loading speed is high, and a code reuse rate and development efficiency are improved.