diff --git a/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html b/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html
index 04fd5c459d..692f50cb9a 100644
--- a/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html
+++ b/phpBB/styles/prosilver/template/ucp_avatar_options_gravatar.html
@@ -1,3 +1,17 @@
+<script type="text/javascript">
+// <![CDATA[
+
+onload_functions.push(function() {
+	$('#avatar_gravatar_email').bind('keyup', function () {
+		$('#avatar_gravatar_width').val('');
+		$('#avatar_gravatar_height').val('');
+		$('#avatar_gravatar_email').unbind('keyup');
+	});
+});
+
+// ]]>
+</script>
+
 <dl>
 	<dt><label for="avatar_gravatar_email">{L_GRAVATAR_AVATAR_EMAIL}{L_COLON}</label><br /><span>{L_GRAVATAR_AVATAR_EMAIL_EXPLAIN}</span></dt>
 	<dd><input type="text" name="avatar_gravatar_email" id="avatar_gravatar_email" value="{AVATAR_GRAVATAR_EMAIL}" class="inputbox" /></dd>
diff --git a/phpBB/styles/prosilver/template/ucp_avatar_options_remote.html b/phpBB/styles/prosilver/template/ucp_avatar_options_remote.html
index ab91e90c27..39a8483dc4 100644
--- a/phpBB/styles/prosilver/template/ucp_avatar_options_remote.html
+++ b/phpBB/styles/prosilver/template/ucp_avatar_options_remote.html
@@ -1,3 +1,17 @@
+<script type="text/javascript">
+// <![CDATA[
+
+onload_functions.push(function() {
+	$('#avatar_remote_url').bind('keyup', function () {
+		$('#avatar_remote_width').val('');
+		$('#avatar_remote_height').val('');
+		$('#avatar_remote_url').unbind('keyup');
+	});
+});
+
+// ]]>
+</script>
+
 <dl>
 	<dt><label for="avatar_remote_url">{L_LINK_REMOTE_AVATAR}{L_COLON}</label><br /><span>{L_LINK_REMOTE_AVATAR_EXPLAIN}</span></dt>
 	<dd><input type="text" name="avatar_remote_url" id="avatar_remote_url" value="{AVATAR_REMOTE_URL}" class="inputbox" /></dd>