function okno(url, w, h)
{
    popupWin = window.open(url, 'nove', 'scrollbars=no,resizable=1,top=20,left=20,menubar=0,width=' + w + ',height=' + h);
} 
function resize(size)
{
if (size>400) document.getElementById('gal-img').height=400; else
document.getElementById('gal-img').height=size;

}