ABSTRACT OF THE DISCLOSURE A portable electronic device and a method for automatically resizing a plurality of dynamically sizable panes displaying information on a screen of a portable electronic device are provided. The method includes displaying the information in the plurality of dynamically sizable panes on the screen of the portable electronic device, interacting with one of the plurality of dynamically sizable panes, and automatically resizing all of the plurality of dynamically sizable panes according to the interaction with the one of the plurality of dynamically sizable panes. 45333661 (GHMatters)P94387.AU23/07/13 6/7 t START USER S310 TOUCHES SCEEN USER EGINS ONE OF A S320 PREDEFINED SET OF U EXPANSION" INTERACTIONS W/ PANE B? (EG. BEGINNING A SWIPE ON A SCROLLING LIST AS IN FIGURE 1A AND 2A) YES r----------------------------------------- ----------------------------- PANE B EXPANDS TO PANE A MOVES PARTIALLY ALLOW MORE REAL ESTATE OFFSCREEN TO ALLOW MOR SEE FIGURE , --5330 FOR IMPROVED INEATO ELETTE FOR PANI- B 1BAD2 ------------------------------------------ ------ ------------------------- USER COMPLETES INTERACTION WITH PANE B BY PERFORMING A -S4 PREDEFINED INTERACTION (EG, S4 CLICKING AN ITEM MIN A SCROLLING LIST AS IN FIGURE 1C AND 2C) ?AN A XPNDS TO ORIGIAL PANE B COLLAPSES TO LAYOUT AND UPDATES SEE FIGURE , --350 ORIGINAL LAYOUT CONTENT BASED ON 1D AND 2D INTRATINWITH PANU END FIG. 3