// Image popup

function img_popup(image_url, image_width, image_height, popup_rand)
{
	screenwidth = false;
	screenwidth = screen.Width;
	if ( !screenwidth )
	{
		screenwidth = window.outerWidth;
	}

	screenheight = false;
	screenheight = screen.Height;
	if ( !screenheight )
	{
		screenheight = window.outerHeight;
	}

	if ( screenwidth < ( image_width + 30 ) || screenheight < ( image_height + 30 ) || image_width == null || image_height == null )
	{
		window.open(image_url, 'limit_image_mod_popup_img_' + popup_rand, 'resizable=yes,top=0,left=0,screenX=0,screenY=0,scrollbars=yes', false);
	}
	else
	{
		window.open(image_url, 'limit_image_mod_popup_img_' + popup_rand, 'resizable=yes,top=0,left=0,screenX=0,screenY=0,height=' + ( image_height + 30 ) + ',width=' + ( image_width + 30 ), false);
	}
}

function SetLangTheme()
{
	document.ChangeThemeLang.submit();
	return true;
}