>We design the screen layout under 800X600 .
>Recently, Half of the user change the monitor into LCD. so ,they use 1024X768 screen size
>They complaint that the application screen layout are too small.
>How can I "let the user enlarge the vb.net application's screen layout easily" during they use they application. WITHOUT changing the setting of windows ?!

Is possible to upgrade their workstations to Internet Explorer 7? If so, they can then zoom what is in the browser window. Works really well. Everything is zoomed: fonts, pictures...