guimove

Move the current figure window to a specified position with respect to the parent window.

guimove(HP, HC, POSITION) moves the current window figure HC to the specified POSITION with respect to the parent window HP, preserving its size. In the case of mutiple screens, the current window figure is moved with respect to the primary monitor. position can be any one of the following strings:
'center' - center of the parent window
'top' - top center edge of screen
'bottom' - bottom center edge of screen
'left' - left center edge of screen
'right' - right center edge of screen
'topleft' - top left corner of screen
'topright' - top right corner of screen
'bottomleft' - bottom left corner of screen
'bottomright' - bottom right corner of screen