function showPopupLandscape(url){
popupWin = window.open(url,new Date().getTime(),"width=516,height=344,toolbar=no,scrollbars=no,status=no,resizable=no,menubar=no,location=no,directories=no,copyhistory=no");
}

function showPopupPortrait(url){
popupWin = window.open(url,new Date().getTime(),"width=344,height=516,toolbar=no,scrollbars=no,status=no,resizable=no,menubar=no,location=no,directories=no,copyhistory=no");
}