i want to social login in category

hello~

i want to social login in any category,
and then, i did copy and paste in category area this code”<img src=”http://MY_DOMAIN/asset/sbtn_twitter.png&#8221; alt=”Twitter” title=”Twitter”> .
it is not work in category, but it is work well in any post page.

What should i do?
please help me~

http://wordpress.org/extend/plugins/social/