Catalyst 7.2 Issue

[AMDSCOrPiO]

I have 2 17" crt monitors and with catalyst 7.2 on xp i can stretch the display horizontally onto the other monitor but in vista i can only clone it.... how can i stretch it horizontally onto the other one in vista???? thx

 

[KSoD]

Dont maxamize the screen then drag the edges?