function keyNavigation (evt) {

	evt = (evt) ? evt : ((window.event) ? event : null);

	if (evt) {

			navMenu = new Array();


			navMenu[100] = '?page=d';

			navMenu[103] = '?page=g';

			navMenu[105] = '?page=i';

			navMenu[109] = '?page=m';

			navMenu[112] = '?page=p';

			navMenu[115] = '?page=s';

			navMenu[119] = '?page=w';


			key = (evt.charCode) ? evt.charCode : 
					((evt.which) ? evt.which : evt.keyCode);

			if (navMenu[key]) {

				window.location = navMenu[key];

			} // if

	} // if

} // keyNavigation()