Copy and paste this code into your website.
<a href="http://gpshoresmi.gov/login.aspx?ReturnUrl=%2fCalendar%2fTabId%2f6009%2fPgrID%2f15914%2fPageID%2f4%2fPID%2f15914%2fevl%2f0%2fCategoryID%2f1%2fCategoryName%2fEvents%2fDefault.aspx">Your Link Name</a>