updated for version 7.3.1244
Problem:    MS-Windows: confirm() dialog text may not fit.
Solution:   Use GetTextWidthEnc() instead of GetTextWidth(). (Yasuhiro
	    Matsumoto)
Added tag v7-3-1244 for changeset b4a71dbdb787
updated for version 7.3.1245
Problem:    MS-Windows: confirm() dialog text may still not fit.
Solution:   Use GetTextWidthEnc() instead of GetTextWidth() in two more
	    places. (Yasuhiro Matsumoto)
Added tag v7-3-1245 for changeset 43329b2b5b79