First js i noperable client files (unless special circumstances), so the picture cut must be processed in the background, the client images can be uploaded and then cut or the pictures and cutting parameters passed to the server with reprocessing (uploaded files are not present discussion range, please modify their own) and by parameters passed by the client to process the image, can really get a diagram showing or preview the effect.

ImgCropper_sys_asp\1.jpg
..................\Drag.js
..................\ImgCropper.asp
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..................\Resize.js
..................\源码之家说明.txt
ImgCropper_sys_asp

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