//////  Begin site:this Hack (place after line 733) //////

	// look for the string 'site:this' in the search terms
	patternSiteThis = /site%3Athis/i;
	
	// if the string exists, rejigger the query
	if (patternSiteThis.test(aSearchTerms) == true) {
	
		// Get the URL of the current window 
		var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"].getService(Components.interfaces.nsIWindowMediator);
		var doc = wm.getMostRecentWindow("navigator:browser").content.document;
		var siteURL = doc.location.href;
	
		// If there, remove 'http://' from the start
		var siteURL = siteURL.replace(new RegExp(/^http:\/\//i),"");
	
		// If there, remove 'www.' from the start
		var siteURL = siteURL.replace(new RegExp(/^www\./i),"");
	
		// If there, remove any trailing forward slash
		var siteURL = siteURL.replace(new RegExp(/\/$/),"");
	
		// If there, delete the string from first forward slash on
		var siteURL = siteURL.replace(new RegExp(/\/(.*)/),"");
	
		// Replace "this" with the domain and port 
		aSearchTerms = aSearchTerms.replace(patternSiteThis,"site%3A"+siteURL);
		
		}

  //////  End site:this Hack  //////