function big_pic(url_photo)
{
html = '';
html = html + '';
html = html + '';
html = html + 'Zoom';
html = html + '';
html = html + '';
html = html + '';
html = html + '';
html = html + '';
html = html + '
';
html = html + '';
html = html + '';
html = html + '';
html = html + '';
popupImage = window.open('','big_pic','toolbar=0, location=0, directories=0, menuBar=0, scrollbars=0, resizable=1');
popupImage.document.open();
popupImage.document.write(html);
popupImage.focus();
popupImage.document.close()
};