 related to fixations of the current target-object in the main conditions (negS_negT_negF, negS_neuT_neuF, neuS_neuT_neuF, posS_posT_posF, posS_neuT_neuF) or to fixations of the emotional object when it was not the to-be-searched target in the negS_neuT_negF and posS_neuT_posF conditions