function add_to_cart(product_id)
{
	if(null == document.getElementById("tovar_photo_color"))
	{
		var product_color = 0;
	}
	else
	{
		var product_color = document.getElementById("tovar_photo_color").value;
	}
	var add_to_cart_url = "\/Go\/AddToCart\/product_id=" + product_id + "&product_color_id=" + product_color + "&quantity=1&bbb=" + Math.random();
	//if(wo_status == 1) wo.close();
	wo = window.open(add_to_cart_url,"add_to_cart","width=340,height=200,alwaysRaised");
	wo.focus();
}