function openwin(url,name) {
 if (screen.availHeight < 620){
 window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=1,scrollbars=1,width=740,height=' + (screen.availHeight - 35));
 }
 else {
 window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=1,scrollbars=0,width=730,height=550');
 }
}

function opencalc(url,name) {
 if (screen.availHeight < 620){
 window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=1,scrollbars=auto,width=700,height=' + (screen.availHeight - 35));
 }
 else {
 window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=1,scrollbars=1,width=700,height=650');
 }
}