// okna

function window1(a) {
window.open (a, 'char', 'toolbar=no, menubar=no, location=no, directories=no, scrollbars=yes, resizable=yes, status=yes, width=700, height=500, top=10, left=10');
}

function window2(a) {
window.open (a, 'char', 'toolbar=no, menubar=no, location=no, directories=no, scrollbars=no, resizable=yes, status=yes, width=485, height=650, top=10, left=10');
}

function window3(a) {
window.open (a, 'char', 'toolbar=yes, menubar=yes, location=yes, directories=yes, scrollbars=yes, resizable=yes, status=yes, width=800, height=600, top=10, left=10');
}

//function zmen_okno() {
//  w =document.images['img'].width+22;
//  h =document.images['img'].height+72;
//  window.resizeTo (w, h);
//  window.focus();
//}

function zmen_okno() {
w =document.img.width+40;
h =document.img.height+97;

if (w > screen.availWidth - 20) w = screen.availWidth - 20;
if (h > screen.availHeight - 100) h = screen.availHeight - 100;

//x = screen.availWidth / 2 - w / 2;
//y = screen.availHeight / 2 - h / 2;
window.resizeTo (w, h);
//window.moveTo (x, y);
window.focus();
}