Thanks for the reply and sorry I've haven't replied back sooner. The laptop refused to boot the next time I went to use it, so was unable to get any further readings.
As it seems to be working again, I ran Everest again and took readings with the laptop running idle and under load. To give it something to make it work a little, I ran Pazera Mp4 to avi, to convert a 30 minute 832x468 Mp4 to a 640x360 avi, with 2 pass encoding. Temperatures are as follows..