Merged r5969 from trunk.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/1.2-stable@6157 e93f8b46-1217-0410-a6f0-8f06a7374b81

public/javascripts/application.js

@@ -309,6 +309,7 @@ var WarnLeavingUnsaved = Class.create({
 	},
 	
 	unload: function(){
+		this.observedElements.each(function(el) {el.blur();})
 		if(this.changedForms)
       return this.message;
 	},