how to add clickable mailto email address?

Hi,

I would like to create a clickable mailto address in my content that i will populate the subject. i am using this site and Wordpress does not seems to accept it.

http://www.w3schools.com/tags/tryit.asp?filename=tryhtml_link_mailto

<p>
<mailto:someone@example.com?Subject=I%20need%20more%20information,%20or%20a%20no%20obligation%20consultation" target="_top">someone@example.com>
</p>

Can you help me with the exact code please.