If i have 2 image , in first image: i have some text written with in image by coding ...Means u can copy that text from this image ... this image is hyperlinked to any other page and in second image : text is incorporate withiuin image only , not wriitten by coding means u can not copy that text from this image..this image is hyperlinked to any other page. I want to know is there any SEO concern if i use the first 1 technique for seo reason to be seeing the text by craweler..? --------- Or only the Alt tag is the solution for the crawling of images...