function win_reg() {
popupWin=window.open("","win_reg","width=400,height=200,toolbar=no,location=no,status=no,directories=no,scrollbars=yes,menubar=no,resizable=yes");
popupWin.focus();
}

function win_img() {
popupWin=window.open("","win_img","width=550,height=700,toolbar=no,location=no,status=no,directories=no,scrollbars=yes,menubar=no,resizable=yes");
popupWin.focus();
}

function win_weth() {
popupWin=window.open("","win_weth","width=785,height=450,toolbar=no,location=no,status=no,directories=no,scrollbars=yes,menubar=no,resizable=yes");
popupWin.focus();
}