eyeing those who were ignoring her , she slipped her hand into her purse , which hung from her chair , and she dug around in it for something and found it and clenched it ; and with her other hand she pulled her skirt towards her knees , closing her legs again , which she then opened slightly ; and when the waitress behind the counter asked her something , the pig-tailed woman slapped her knees together and , no doubt about it , she blushed furiously .