--- a/autoimplementation.html	Mon May 30 15:34:42 2011 -0600
+++ b/autoimplementation.html	Tue May 31 11:49:08 2011 -0600
@@ -2170,7 +2170,9 @@
 			}
 			alertDiv.parentNode.removeChild(alertDiv);
 			if (!td.querySelector(".alert")) {
-				td.parentNode.classList.remove("alert");
+				td.parentNode.className = (" " + td.parentNode.className + " ")
+					.replace(/ alert /g, "")
+					.replace(/^ | $/g, "");
 			}
 		} })(key, newValue, alertDiv);
 	}