i work with a nurse that has been acting funny at work. she will leave in the middle of the shift, one day she left and i had to take over her pill pass . i found beer spilled out on the mar. and the next day she work her cup (that she protects very closely, had beer in it,) i'm sure of it, i smell of it. yes i know i should have not done this, but if i'm going to take over her duties, then i need to know what is going on. what should i do, i have known her for a long time. help.