Contact me or e-mail me is one of the most important tool for a website to communicate with the visitors. But, it is not good to show your e-mail address because of spammers. So, by adding a text link or image link you can easily hide your e-mail address and if visitor wants to contact they can easily contact you by clicking that link or image. 
You can use Text Link or Image e-mail me option. Follow the following instruction to add one of these.
Text Link: Add the following html code in your blog
Email Me
Change xxx@yahoo.com to your email address.
Preview: Email me
Image Link: Add the following html code in your blog
Change xxx@yahoo.com to your email address.
Preview:
I hope you will enjoy this. If you have any question then just tell me. I will answer as soon as possible.