Changing Drawing Templates

I have several hundred drawings that I need to change thetitleblock on.  I have yet to find the answer as to how to dothiseasily.  I saw a reference to a thread "DrawingTemplates"(Nov. 8)  that I thought would answer myquestion but I couldnot find that thread!!!

Any help would be greatly appreciated.

TimSolidworksDrawings And Detailing