remove extra ">"

mailnews/ui/compose/resources/msgcompose.xul

@@ -5,7 +5,7 @@
 
 <window xmlns:html="http://www.w3.org/TR/REC-html40"
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
-        onload="startup()" title="Message Compose">
+        onload="startup()" title="Message Compose"
 		style="width:100%;height:100%"> 
   
 <html:script src="resource:/res/mailnews/messenger/widgetglue.js"></html:script>