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Thumbnail: this function is enough .... new Graph, old graph, new XY, old XY, new long width, old long width... imagecopyresampled ($ image_p, $ image, 0, 0, 0, 0, $ new_width, $ new_height, $ width, $ height); watermarks overlap two graphs. OK. whether it is a word or a graph, it can be done in the image-related function to imitate others' simple writes... you can try it. not transparent. there is no text, but the two figures overlap... <! Doctype HTML public "-// W3C // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <HTML xmlns = "http://www.w3.org/1999/xhtml"> V