Update spark_i18n.properties
@@ -853,7 +853,7 @@ message.server.unavailable = Can't connect to server: invalid name or server not
message.service.already.exists = Service is already in your service list
message.shared.group = Shared group
message.spark.secure = Spark is running in secure mode
-message.spark.unsecure = Spark is not running in secure mode (the connection the server is not encrypted).
+message.spark.unsecure = Spark is not running in secure mode (the connection to the server is not encrypted).
message.specify.contact.jid = Please specify the contact JID (ex. ddman@jabber.org)
message.specify.group = Specify contact group to add the new user to
message.specify.information.for.conference = Specify information for conference room
