Very slow startup

Hi all! Wonder if anyone can shed some light on this.
In the last couple of days this PC has got really slow at starting up. I have no idea why. I've checked msconfig (all normal), done a system restore, cleared temp files.
P4 2.4
512mb RAM
Geforce FX5500
160 Western Digital HDD
Thanks anyone and everyone
Jon
In the last couple of days this PC has got really slow at starting up. I have no idea why. I've checked msconfig (all normal), done a system restore, cleared temp files.
P4 2.4
512mb RAM
Geforce FX5500
160 Western Digital HDD
Thanks anyone and everyone

Jon