1. An image processing system with editing functions for editing and outputting image information obtained by reading a manuscript, and for performing edit processing on said image information to give editing content to an editing area of said manuscript, comprising: image processing means for performing said edit processing based on an edit instruction that relates both to said editing area and said editing content, and for outputting corrected image information; input means for supplying said edit instruction including said editing area and said editing content and for supplying a correction of said edit instruction; display means for displaying said editing area of said edit instruction overlapped on said manuscript image information and for displaying said editing content, and information relating to correction when the editing area of the manuscript image information is being corrected; and edit processing means for receiving said edit instruction supplied from said input means, for processing an input correction of said edit instruction, for performing display control of said display screen and for supplying said edit instruction with the correction to said image processing means, wherein said display means displays a corrected editing area overlapped on said image information in a selected condition and displays said corrected editing area in a display mode different from that of the originally displayed said editing area; and said display means displays editing content of said edit instruction and the correction of the editing content in an area where said corrected editing area is not displayed, and the editing content and the correction of the editing content are displayed only for a given period of time.
3. An image processing system according to claim 1, wherein said display means comprises a bit map display for displaying said manuscript image information having said corrected editing area overlapped on said manuscript image information and a character display for displaying numerical values and characters, and the amount of correction of said corrected editing area is displayed on said character display.