(Reuters) - GrubHub Inc's revenue increased more than expected in the second quarter as a record number of people used its service to order meals online, sending the company's shares surging to a new year-high.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=dy_YouwauxA:3kr_ugfNmHA:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=dy_YouwauxA:3kr_ugfNmHA:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=dy_YouwauxA:3kr_ugfNmHA:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=dy_YouwauxA:3kr_ugfNmHA:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=dy_YouwauxA:3kr_ugfNmHA:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/dy_YouwauxA" height="1" width="1" alt="" />