1. An image control apparatus which controls a search screen for searching a related image, the apparatus comprising: an image search section searching the related image according to an image attribute; an attribute display section setting an image serving as a reference for the search as a reference image and causing to display a specific condition in each of the attributes of the reference image; a related image display section causing to display the related image which has been searched by the image search section as an image related to the reference image according to the specific condition of the attribute selected from among the displayed specific conditions; a search screen display section including each of the attribute display section and the related image display section and causing to display the search screen including at least the reference image, the specific condition in each of the attributes of the reference image, and the searched related image; and a change screen display section causing to display a change screen for changing the specific condition of the attribute to be used for the search to a condition except the specific condition in each of the attributes related to the reference image.