It's not Firefox that does it is is Windows... You need to right click your task-bar and then click properties, then un-click the "Group Similar Task Bars" options.
Originally Posted By: StevieC
It's not Firefox that does it is is Windows... You need to right click your task-bar and then click properties, then un-click the "Group Similar Task Bars" options.
Steve
+1
Try opening 5 command prompt and it will do the same thing.