Copy and paste this code into your website.
<a href="http://gpshoresmi.gov/login.aspx?ReturnUrl=%2fCalendar%2fTabId%2f6009%2fArtMID%2f15914%2fArticleID%2f150%2f900-AM-to-Noon-Beautification-Spring-Planting-Day-Rain-Make-Up-Date-if-needed.aspx">Your Link Name</a>