Asian shares steadied near four-week lows on Monday after China agreed to return the U.S. drone it had seized, easing worries for now about possible deterioration in diplomatic relations.

 Asian shares looked set on Friday to post their strongest week in five months as global investors returned to riskier assets after a string of positive U.S. economic data and a bounce in oil and commodity prices.

 Mozilla has shown off a prototype for a $25 (£15) smartphone that is aimed at the developing world.