https://crash-stats.mozilla.com/report/index/f1c36d58-4130-46b1-b8cb-159bc2141119

Firefox 34.0 Crash Report [@ OOM | small ] - no particular cause is evident in that report. If you have other Crash Report ID #'s post them and we can see what shows up.

How much physical memory does your computer have?

Total virtual memory looks rather low with only about 2 GB (2147352576).

Try to increase the size of the page file to the recommended value or at least 4 GB.

• http://support.microsoft.com/kb/2160852 RAM, virtual memory, pagefile, and memory management in Windows

You can try to disable hardware acceleration in Firefox.

• Tools > Options > Advanced > General > Browsing: "Use hardware acceleration when available"

You need to close and restart Firefox after toggling this setting.

• https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes

Also make sure that you have the latest drivers for your ATI graphics display card.

• https://support.mozilla.org/kb/upgrade-graphics-drivers-use-hardware-acceleration

The crash report flagged;

atidxx32.dll = Advanced Micro Devices

Perform a System File Check to fix corrupted system files http://www.sevenforums.com/tutorials/1538-sfc-scannow-command-system-file-checker.html

See if there are updates for your graphics drive drivers https://support.mozilla.org/kb/upgrade-graphics-drivers-use-hardware-acceleration