Copy and paste this code into your website.
<a href="http://www.gpshoresmi.gov/Default.aspx?tabid=5942&ctl=Login&returnurl=%252Flogin.aspx%253FReturnUrl%253D%25252Flogin.aspx%25253FReturnUrl%25253D%2525252Flogin.aspx%2525253FReturnUrl%2525253D%252525252FCalendar%252525252Ftabid%252525252F6009%252525252FModuleID%252525252F8923%252525252FItemID%252525252F13214%252525252Fmctl%252525252FEventDetails%252525252FDefault.aspx">Your Link Name</a>