“…Many researchers have recognized the important role of help fields, which can improve performance (Billingsley, 1982;Jacko et al, 2005;Lee, MacGregor, Lam, & Chao, 1986;Parkinson, Hill, Sisson, & Viera, 1988;Snowberry, Parkinson, & Sisson, 1985). Help fields can be a menu map, keyword index, and information about upcoming options.…”