lightbox with text instead of image

i found a tutorial for doing the lightbox image viewer…and the link and demo is given below..
can someone tell me how do i replace the image with text in the lightbox….i mean when we hit on the image what shud i do to display text instead of image….hit on the image in the site and it will display an image….

[url]http://www.dynamicdrive.com/dynamicindex4/lightbox2/index.htm[/url]

thanx

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