A man cycles past a HTC advertisement in Taipei December 7, 2011. HTC Corp. said on Wednesday it has no plans for now to change its fourth-quarter sales guidance, as shares in the world's No.4 smartphone maker fell over 5 percent on concern its sales decline may not moderate from a 30 percent drop in November. REUTERS/Pichi Chuang (TAIWAN - Tags: BUSINESS TELECOMS)