function winsmall(url) {
newwinsmall = window.open(url,"Window1",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=340,height=300,screenX=100,screenY=80,left=100,top=80');
newwinsmall.focus();
}

function winmed(url) {
newwinmed = window.open(url,"Window2",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=400,height=410,screenX=300,screenY=100,left=300,top=100');
newwinmed.focus();
}

function winbig(url) {
newwinbig = window.open(url,"Window3",'toolbar=1,location=0,directories=0,status=0,menubar=1,scrollbars=1,resizable=1,width=580,height=500,screenX=100,screenY=80,left=100,top=80');
newwinbig.focus();
}

function winprint(url) {
newwinprint = window.open(url,"Print",'toolbar=1,location=0,directories=0,status=0,menubar=1,scrollbars=1,resizable=1,width=580,height=500,screenX=20,screenY=40,left=20,top=40');
newwinprint.focus();
}