diff --git a/content/resurrect.js b/content/resurrect.js
index c9f1b2f..5b6c721 100644
--- a/content/resurrect.js
+++ b/content/resurrect.js
@@ -59,7 +59,7 @@ var resurrect={
 		var el=document.popupNode;
 
 		try {
-			while (el && el.tagName && 'A'!=el.tagName) {
+			while (el && el.tagName && 'A'!=el.tagName.toUpperCase()) {
 				el=el.parentNode;
 			}
 			resurrect.showDialog(el.href);
@@ -127,7 +127,7 @@ var resurrect={
 		// Run the actual code.  After timeout for UI repaint.
 		setTimeout(
 			resurrect.selectMirror, 1,
-			event.target.getAttribute('value'), 
+			event.target.getAttribute('value'),
 			event.target.ownerDocument,
 			contentDoc, rawUrl
 		);
diff --git a/install.rdf b/install.rdf
index 83dabec..8d3d3df 100644
--- a/install.rdf
+++ b/install.rdf
@@ -3,7 +3,7 @@
 	<Description about="urn:mozilla:install-manifest">
 		<em:id>{0c8fbd76-bdeb-4c52-9b24-d587ce7b9dc3}</em:id>
 		<em:name>Resurrect Pages</em:name>
-		<em:version>2.0.5</em:version>
+		<em:version>2.0.6</em:version>
 		<em:description>Resurrect dead pages, by finding their ghosts.</em:description>
 
 		<em:homepageURL>http://trac.arantius.com/wiki/Extensions/Resurrect</em:homepageURL>
@@ -16,7 +16,7 @@
 			<Description>
 				<em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
 				<em:minVersion>3.0</em:minVersion>
-				<em:maxVersion>3.6.*</em:maxVersion>
+				<em:maxVersion>4.0.*</em:maxVersion>
 			</Description>
 		</em:targetApplication>
 	</Description>