HTC announced its smartphone HTC Titan, running on Microsoft’s new Windows Phone 7.5 code named as Mango . HTC Titan is a high end (price) smartphone packed with 4.7-inch touchscreen display with 800×400 resolution , 1.5GHz  processor , 512MB RAM and 16GB internal memory. HTC Titan comes with an 8-megapixel camera (28mm lens, and dual LED flash)with 720p video recording,  1.3MP Front camera for video calling....