Canon has supplemented its range of IXUS HS with two new models with touch screen - IXUS 510 HS (in the U.S. labeled as PowerShot ELPH 530 HS) and IXUS 240 HS (in the U.S. labeled as PowerShot ELPH 320 HS) received a new feature - support for Wi-Fi. The IXUS 510 HS is equipped with a CMOS-sensor resolution...