function addEngine()
			{	
			    if ((typeof window.sidebar == "object") && (typeof window.sidebar.addSearchEngine == "function")) { 
					window.sidebar.addSearchEngine("http://www.mygreatworld.com/plugins/mygreatworld.src","http://85.214.56.5/mygreatworld/plugins/mygreatworld.png", "MyGreatWorld", "General");
			    } else {
					window.external.AddSearchProvider("http://www.mygreatworld.com/mygreatworld/plugins/mygreatworld.xml");
			    } 
			}