[ol 1][li]If you're certain the mouse is freezing, it's not the display.[/li]
[li]I would be tempted to try a different video card, especially if you have one handy.[/li]
[li]Another thing you can look at is are any capacitors on the motherboard bulging or leaking. If so, and you don't want to carry out soldering and desoldering on a motherboard, then consider the board toast.[/li]
[li]If the hardware SEEMS to check out, you could try booting to safe mode[/li]
[li]You could also try booting to another OS such as a live Linux Distro CD. If you're not familiar with Linux, Ubuntu is pretty easy to use (several others as well, but that one is one of the most popular).[/li]
[li]More than likely overall, it may be time to discard/recycle that unit and buy/build new if that's a possibility for you, budget-wise.[/li][/ol]
"But thanks be to God, which giveth us the victory through our Lord Jesus Christ." 1 Corinthians 15:57