Then Open tmpl.txt and Find :
Code
<h1 id="blog-title"><span><a href="$HOME_PAGE_LINK$">$SITE_NAME$</a></span></h1>
Replace By :
Code
<h1 id="blog-title"><span><a href="$HOME_PAGE_LINK$"><img src="http://i1112.photobucket.com/albums/k500/mugen_boy1/animshop.png
And Install The tmpl with the new one again.