hotmail loads websites when trying to open message
unwanted websites open when you click to open a message in hotmail
unwanted websites open when you click to open a message in hotmail
Opaite Mbohovái (1)
What are on these unwanted pages? Ads?
You may have ad / mal-ware. Further information can be found in the Troubleshoot Firefox issues caused by malware article.
Run most or all of the listed malware scanners. Each works differently. If one program misses something, another may pick it up.