Take care! http://www.google.hu/url?sa=t&rct=j&q=&esrc=s&frm=1&source=web&cd=1&cad=rja&ved=0CCoQFjAA&url=http%3A%2F%2Fholford.fmhs.auckland.ac.nz%2Fdocs%2Fdrinkme-simulation.xls&ei=zeYMU9_4MYLNygOWkoHgCA&usg=AFQjCNFlKPmy9x2ymijxh-s7Ou8UL5ikYg