Balloons featuring pro-independence slogans are pictured during a rally by Scotland's Deputy First Minister Nicola Sturgeon in Glasgow, Scotland, on September 12, 2014, ahead of the referendum on Scotland's independence. Campaigners for and against Scotland's independence focussed their efforts on Glasgow on Friday as separatist leader Alex Salmond said he was confident of victory despite a new poll showing the pro-UK campaign recovering lost ground. AFP PHOTO / ANDY BUCHANAN        (Photo credit should read Andy Buchanan/AFP/Getty Images)