Short e-mail		Long e-mail
	n=1312		n=1311
	No bold type	Bold type	No bold type	Bold type
No checkbox	n=132	n=162	n=123	n=126
	28.03%	20.37%	21.95%	16.67%
Checkbox	n=121	n=114	n=129	n=134
	14.05%	14.91%	24.03%	23.13%