To attach any file with your post, compress it to a zip archive and then click on manage attachments to upload it.
As reghackr has already mentioned, did the problem start after you installed a certain driver ?
Do you perchance practice overclocking, do you use ASUS AI which you should update in this case ?
BSOD is often caused by hardware errors, which is often linked to bios settings and bad drivers.
Do you have the latest drivers for your XFX GS250XZDFU GeForce GTS 250 1GB
Do you have Firefox installed?