calliko

The plugin displays floating down the block. In it, you can write the title and body text. 
You can also insert a photo or video to. 
 You can put back the feedback form or links sponsorov.Plagin simple, so long description will not.

float block

Easy to use and truly lightweight plugin to display any type of the information you want. Probably some style customization needed :)

Nice and simple

The plugin displays floating down the block. In it, you can write the title and body text.  You can put back the feedback form or links sponsors.

pvs1984

With horizontal tabs plugin you can add 3 tabs that each of them contains unlimited posts. Each tab shows the featured image and the title of each post
<ul>
<li>option to select the category of post in each tab</li>
<li>option to select the width and the height of feautured image</li>
<li>option to select the number of post in tabs</li>
</ul>

Horizontal Tabs Plugin

Horizontal tabs plugin enable to show unlimited posts in 3 tabs

float block vs Horizontal Tabs Plugin