A good early performance from Wall Street helped Footsie snap out of a weak spell to close in positive territory.US shares were boosted by a bigger than expected rise in factory output in October. The Institute for Supply Management's manufacturing index rose to 56.9 last month. Analysts thought it would slip to 54 from 54.4 in September.Today's laggard was Serco. An attempt by the outsourcing company to lean on its suppliers and ask them for a voluntary contribution towards Serco's commitment to the government's cost cutting efforts has backfired most spectacularly. The company, which carries out work for the government such as operating prisons and London's Docklands Light Railway, was forced to make a grovelling apology to suppliers following its demand for a 2.5% rebate on fees for work carried out this year, which was accompanies by a thinly veiled threat to look less kindly on those who did not cough up when the company next had cause to place contracts with suppliers."Your response [to the rebate request] will no doubt indicate your commitment to our partnership, but will also be something I will seriously consider in our working relationship as Serco continues to grow," Serco's finance director Andrew Jenner said in a letter sent out to suppliers.Banks moved higher as trading updates loom. Lloyds Banking Group is getting ready for tomorrow's statement with a 2% jump, while Royal Bank of Scotland and HSBC are also making up ground ahead of Friday's releases.Miners were also wanted, helped by strong manufacturing data from China. Rising metal prices have lifted Kazakhmys, Xstrata, Antofagasta, Lonmin and Rio Tinto onto the blue chip leader board. Smiths Group rose on hopes the latest Al Qaeda bomb threat will increase demand for its cargo-scanning equipment. BG Group, the oil and gas giant due to declare third quarter results this week, is to get cracking on its Queensland Curtis Liquefied Natural Gas (QCLNG) project after receiving government clearance.Pumps manufacturer Weir fell despite expecting to beat full-year profit forecasts thanks to high demand for its equipment from the mining and oil exploration sector and stronger than expected aftermarket activity. The company said it continued to perform well in the third quarter, reporting improving order trends across the Minerals and Oil & Gas divisions. A bullish update from Elementis had the mid-cap speciality chemicals group up sharply. It expects to make more money than expected this year as a swell of activity in the oil and gas sector helped the speciality chemicals supplier lift sales by 11% in the third quarter.Underlying operating profit for paper and packaging group Mondi was on the up in the third quarter, both on the preceding two quarters and in comparison with the same quarter of 2009. despite only a marginal increase in turnover. Net debt was reduced to€1,536m at the end of September from €1,632m three months earlier.Xchanging, the business process outsourcing specialist, is still seeing pressure on activity levels due to economic conditions and some customers remain cautious in this uncertain market. For the full year, revenues and profits are in line with current market expectations. Falkland Islands oil explorer Desire Petroleum has failed to reach target depths in the first wireline logging run at its 14/15-1Z sidetrack well on the Rachel prospect. "Due to wellbore stability issues through the deviated section of the wellbore (forty degree hole inclination) it was not possible to reach the target depths in the first wireline logging run," it said in a short statement Monday.Chrysalis could be taken over after the record company confirmed it is in talks with a number of interested parties. Talk over the weekend was that veteran music tycoon and Chrysalis founder and current chairman Chris Wright was likely to do a deal with someone like Bug Music or Imagem Music.Cosalt, the struggling provider of safety equipment to the oil industry, confirmed this morning it has received an approach for its marine business. "These discussions are not sufficiently advanced for there to be any certainty that a transaction would be concluded or as to the price and other terms upon which it would be concluded," the firm said in a brief statement.Shares in oil explorer Faroe Petroleum fell after its announcement of a discovery off the Faroe Islands failed to impress the market. The company said that drilling at the Anne Marie prospect found hydrocarbons in 'thin sandy layers' that indicate 'robust' evidence of the presence of an active petroleum system.FTSE 100 - RisersXstrata (XTA) 1,254.50p +3.72%Smiths Group (SMIN) 1,232.00p +3.36%BAE Systems (BA.) 353.10p +2.44%Royal Bank of Scotland Group (RBS) 45.58p +2.17%Experian (EXPN) 739.00p +1.86%Severn Trent (SVT) 1,421.00p +1.86%Rexam (REX) 323.60p +1.86%Kazakhmys (KAZ) 1,339.00p +1.75%Compass Group (CPG) 520.00p +1.66%3i Group (III) 304.20p +1.54%FTSE 100 - FallersSerco Group (SRP) 587.00p -4.40%Next (NXT) 2,239.00p -2.01%Marks & Spencer Group (MKS) 420.00p -1.73%Weir Group (WEIR) 1,537.00p -1.35%Anglo American (AAL) 2,870.50p -1.29%Centrica (CNA) 328.00p -1.26%Essar Energy (ESSR) 533.00p -1.20%Tullow Oil (TLW) 1,171.00p -1.18%Capital Shopping Centres Group (CSCG) 379.90p -1.17%Admiral Group (ADM) 1,611.00p -1.17%FTSE 250 - RisersLamprell (LAM) 359.10p +6.88%Kenmare Resources (KMR) 20.35p +4.90%Michael Page International (MPI) 489.80p +3.95%QinetiQ Group (QQ.) 111.20p +3.54%BTG (BGC) 250.00p +3.31%Ferrexpo (FXPO) 335.00p +3.27%Moneysupermarket.com Group (MONY) 86.20p +3.11%Hays (HAS) 113.80p +2.99%DS Smith (SMDS) 173.00p +2.91%Premier Foods (PFD) 18.11p +2.90%FTSE 250 - FallersMelrose Resources (MRS) 270.00p -16.87%Paragon Group Of Companies (PAG) 146.30p -4.13%Cranswick (CWK) 862.00p -3.69%Regus (RGU) 83.60p -3.30%Devro (DVO) 218.00p -3.11%AG Barr (BAG) 1,186.00p -3.10%Stobart Group Ltd. (STOB) 141.50p -2.55%Barratt Developments (BDEV) 76.25p -2.37%Dignity (DTY) 642.00p -2.21%Brown (N.) Group (BWNG) 294.10p -2.19%FTSE TechMARK - RisersRenovo Group (RNVO) 36.50p +10.61%Puricore (PURI) 63.00p +6.78%Psion (PON) 98.50p +6.49%Filtronic (FTC) 37.75p +6.29%NXT (NTX) 4.38p +6.05%BATM Advanced Communications Ltd. (BVC) 22.75p +3.41%Antisoma (ASM) 6.50p +3.17%Innovation Group (TIG) 13.75p +1.85%KCOM Group (KCOM) 49.75p +1.53%Anite (AIE) 53.00p +1.47%FTSE TechMARK - FallersArk Therapeutics Group (AKT) 4.65p -6.52%NCC Group (NCC) 465.75p -2.97%Vernalis (VER) 43.50p -2.86%Alterian (ALN) 204.50p -2.84%E2V Technologies (E2V) 95.25p -2.81%XP Power Ltd. (DI) (XPP) 997.00p -2.54%Vislink (VLK) 19.75p -2.47%Skyepharma (SKP) 34.25p -2.19%Vectura Group (VEC) 59.25p -2.07%Corin Group (CRG) 48.00p -2.04%