function BigFoto(foto_url)
{
nImage = new Image();
nImage.src = foto_url;
width = screen.width;
height = screen.height;
i = nImage.width;
j = nImage.height;
k = 'no';
if (i > screen.width)
{
k = 'yes';
}
if (j > screen.height)
{
k = 'yes';
}
if (width == 0 || height == 0)
{
i = 640;
j = 480;
k = 'yes';
}
myWin= open("", "_blank", "width="+i+",height="+j+",status=no,toolbar=no,menubar=no,scrollbars="+k+",resizable="+k+"");
myWin.document.open();
myWin.document.write("Увеличенное изображение![]("+foto_url+")
");
myWin.document.close();
}