The usage share of web browsers. Source: Median values from summary table. Internet Explorer (38.9%) Firefox (25.5%) Google Chrome (20.2%) Safari (7.7%) Opera (2.9%) Mobile browsers (7.1%) (Photo credit: Wikipedia)
English: 2011-01 Europe browser usage share pie chart (Photo credit: Wikipedia)
English: Google+ wordmark (Photo credit: Wikipedia)
If you have a blog and are just getting started, you should check this out. Also check the comments. This might be just what you need.
Your Blog, Plus One: Connect and Share on Google+.
I hope it helps you.