The Online advertising resource Infolinks, this high performance cutting edge ad service is the next step in complete website optimization. When you look at an In-text ad, you’ll notice a double line under a keyword within your site’s overall copy. When users hover their pointer over the word, an ad bubble that relates to the keyword appears. In-Text ads look almost identical to embedded hyperlinks with only one key difference.
If you using blog infolinks and Adsense on your blog or site then it will not look good... i think you should use only Adsense ads on your blog and place that ads at right place...