<!-- hide javascript from all non-enabled browsers.
var externalPathToSiteRoot = "http://www.chi.nhs.uk/Ratings/"
      if (document.images)
       {
        home_on = new Image();
   			  home_on.src = externalPathToSiteRoot + "images/home_on.gif";
        rating_on = new Image();
   			  rating_on.src = externalPathToSiteRoot + "images/rating_on.gif";
        
	home_off=new Image();
  			home_off.src=  externalPathToSiteRoot + "images/home_off.gif";
  	rating_off=new Image();
  			rating_off.src=  externalPathToSiteRoot + "images/rating_off.gif";
  			
	}
  // end of hidden script -->