Chrome can not work well

in my site ,mobile joomla can work well with firefox .But when I visit my site with chrome,it can not work well.
in mobile verison, I click the "Desktop version" link ,then it go to desktop version,but no matter what I click on this  version,it will come back mobile version.

joomla version:2.5.9 Stable
mobile joomla version: 1.2.4   free.version

could any one  help me? thanks.