Allow site visitors to change (Increase and decrease) font size using JavaScript or jQuery

I am the founder of this site, and also work as an Independent Consultant.
I completed my graduation from Mumbai University with Bachelor’s Degree in Computer Engineering.
I am active member on the ASP.Net forums with "All Star" level ranking. Click here to view my profile.
I also wrote articles on SQLServerCentral and ASPAlliance as a guest columnist. I started this site to answer all the questions that are most frequently asked on the asp.net forums.
I was awarded Most Valuable Professional Award (MVP - ASP.Net/IIS) 2009 - 2013 and Microsoft Community Contributor (MCC) 2011 by Microsoft.