Shares in Barr are fizzing after the soft drinks group served up a 20% increase in interim pre-tax profit after this year's better weather whetted consumer appetite for fizzy drinks.Core brand Irn Bru grew revenue by 6.5% during the six month period, with growth being particularly strong in England and Wales.Elsewhere in the world of food and drink, Dairy Crest is going well after the butter, cheese and milk group reported good progress in the first six months of the year with a good performance from its key brands supported by high levels of advertising and promotional spend. Media stocks are going well after Daily Mail publisher DMGT said it is confident it will meet market forecasts for profits this year of £180m, despite revenue in the 11 months to August dropping by 9%. Business publisher Euromoney Institutional Investor, 70% owned by DMGT, is among the top 10 risers. FTSE 250 - RisersAG Barr (BAG) 811.00p +8.21%International Personal Finance (IPF) 156.30p +6.33%Euromoney Institutional Investor (ERM) 377.00p +5.60%Galiform (GFRM) 79.30p +5.31%Moneysupermarket.com (MONY) 77.45p +5.09%SThree (STHR) 264.90p +4.70%Dairy Crest Group (DCG) 393.60p +4.46%St James's Place (STJ) 249.50p +4.13%ITV (ITV) 46.05p +3.86%Homeserve (HSV) 1,653.00p +3.57%FTSE 250 - FallersTaylor Wimpey (TW.) 42.18p -4.05%Petropavlovsk (POG) 877.00p -3.63%Gem Diamonds (GEMD) 240.00p -2.83%Ferrexpo (FXPO) 147.60p -2.64%Avis Europe (AVE) 34.04p -2.16%FirstGroup (FGP) 428.80p -2.10%Jardine Lloyd Thompson Group (JLT) 493.90p -2.00%Carillion (CLLN) 268.00p -1.98%Hochschild Mining (HOC) 312.90p -1.94%Great Portland Estates (GPOR) 274.60p -1.93%