link of fuction program output axis in to gui axis

Hi,

   I am using GUI which call the fuction program every 1 minuttes using timer.The function program outputs plotted in 2 figure. But  i am not able to link the figure axis into GUI figure axis,  fucntion program is with in gui link by another push button . Please help me...how to  link fucntion program output figures in to MAIN GUI axis.