Online Network and Associated Methods

Abstract

Computer program products, computer systems and related methods are provided which compare a URL, title and/or content of an online site viewed by a user with a first index of keywords relating to a plurality of subject matter categories, to determine any subject matter categories to which the online site relates; cross-reference any determined subject matter categories with a second index of alternative online sites categorised by subject matter, in order to determine any alternative online sites in the same or similar category; and perform a variety of actions in response including displaying a determined alternative online site to the user.

1 . A mobile device comprising:
 a control part, accepting commands from a user, and carrying out the commands by taking an action on the mobile device responsive to the commands;   a wireless communication part that communicates information indicative of the commands to a remote device;   a connection to a battery, operating said control part and said wireless communication part;   a battery monitor that monitors a charge level of the battery, wherein information indicative of said charge level of the battery is communicated to said remote device by said wireless communication part; and   a processing part that receives said charge level, detects a battery voltage lower than a specified amount, and wherein said information indicative of said charge level comprises an indication that the battery voltage is lower than the specified amount, wherein said wireless communication part also receives information.   
     
     
         2 . (canceled) 
     
     
         3 . A device as in  claim 1 , wherein said information indicative of the charge level includes information of a voltage of the battery. 
     
     
         4 . A device as in  claim 1 , wherein said wireless communication part communicates via radio frequency. 
     
     
         5 . A device as in  claim 1 , wherein said wireless communication part communicates via infrared. 
     
     
         6 . A device as in  claim 5 , wherein said wireless communication part sends said information indicative of the charge level of the battery as part of a communication that is used to send a command to the remote device, at a time after a charge level of the battery reaches a specified amount. 
     
     
         7 . A device as in  claim 1 , wherein said wireless communication part sends information indicative of the charge level of the battery at a time when the remote device is not displaying. 
     
     
         8 . A device as in  claim 1 , wherein said mobile device is a remote control. 
     
     
         9 . A device as in  claim 1 , wherein said mobile device is a cellular phone. 
     
     
         10 - 11 . (canceled) 
     
     
         12 . A display device, comprising:
 a connection to receive program information to be displayed;   a display part that displays said program information;   a port that receives information from a separate mobile device that sends control to control said display device, wherein said information include first controls which change a program displayed by said display device, and second information indicative of a battery level of the mobile device that is sending said information, wherein said display part also displays information indicative of said battery level, further comprising a processing part in said display device that receives said second information indicative of said battery level and where said processing computes a remaining time that the separate mobile device can operate based on said second information and displays information on the display about a remaining time that the separate mobile device can operate.   
     
     
         13 . A display device as in  claim 12 , further comprising a memory that stores said second information indicative of said battery level, and displays said second information at a different time than a time at which said information indicative of battery level was received. 
     
     
         14 . A device as in  claim 12 , wherein said processing part detects a battery voltage lower than a specified amount, and wherein said second information indicative of said battery level comprises an indication that a battery voltage is lower than the specified amount. 
     
     
         15 . A device as in  claim 12 , wherein said port receives information via radio frequency. 
     
     
         16 . A device as in  claim 12 , wherein said port receives information via infrared. 
     
     
         17 . A device as in  claim 16 , wherein said port receives said information indicative of the battery level of the battery as part of a communication to control said program information. 
     
     
         18 . A device as in  claim 12 , wherein said port receives said information indicative of the battery level of the battery at a time when the display device is not displaying. 
     
     
         19 . A device as in  claim 12 , wherein said port also receives sends information. 
     
     
         20 . A device as in  claim 19 , wherein said port receives said second information indicative of the battery level multiple times until sending an indication that the information has been received. 
     
     
         21 . A method of controlling and communicating battery information in a mobile telephone, comprising:
 accepting commands from a user, and carrying out the commands by taking an action on the mobile telephone responsive to the commands;   communicating information indicative of the commands from the mobile telephone to a remote device;   operating said accepting and said communicating based on a battery power in the mobile telephone;   monitoring a charge level of a battery; and   communicating information indicative of said charge level of the battery from said mobile device   receiving information from the remote device; and   said communicating comprising sending said information indicative of the charge level multiple times until receiving an indication in the mobile device that the notification has been received.   
     
     
         22 . A method as in  claim 21 , further comprising detecting a battery voltage lower than a specified amount, and wherein said information indicative of said charge level comprises an indication that the battery voltage is lower than the specified amount. 
     
     
         23 . A method as in  claim 21 , wherein said communicating is via radio frequency. 
     
     
         24 . A method as in  claim 21 , wherein said communicating is via infrared. 
     
     
         25 . A method as in  claim 24 , wherein said information indicative of the charge level of the battery is received as part of a communication that is used to send a command to the mobile device, at a time after a charge level of the battery reaches a specified amount. 
     
     
         26 . A method as in  claim 21 , further comprising sending information indicative of the charge level of the battery at a time when the remote device is not displaying. 
     
     
         27 . A method as in  claim 21 , wherein said battery is in a remote control. 
     
     
         28 - 30 . (canceled)