function bookmark()
{
		var i = navigator.userAgent.indexOf("Netscape");
		if(i >= 0)
		{
			 alert("Press Ctrl + D to bookmark");
		}
       else if (window.sidebar) // firefox
       {
		  window.sidebar.addPanel("www.atlantisaquarium.net - " + document.title, window.location , "");
		}
       else if(window.opera && window.print)
       { // opera
               var elem = document.createElement('a');
               elem.setAttribute('href',window.location);
               elem.setAttribute('title',document.title);
               elem.setAttribute('rel','sidebar');
               elem.click();
       }
	   else if(document.all)// ie
       {
               window.external.AddFavorite(window.location, 'www.atlantisaquarium.net - ' + document.title);
       }
       else
       {
               alert("Press Ctrl + D to Bookmark this page");
       }
}