var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
	var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
	var isMozilla = (navigator.userAgent.indexOf("Mozilla") != -1) ? true : false;

	if (Math.round(Math.random()) == 1)
	{
		start_head_image = 2;
	}
	else
	{
		start_head_image = 1;
	}

	image_iveco_1 = new Image();
	image_iveco_1.src = "pic/iveco/1.jpg";
	image_iveco_2 = new Image();
	image_iveco_2.src = "pic/iveco/2.jpg";
	image_iveco_3 = new Image();
	image_iveco_3.src = "pic/iveco/3.jpg";
	image_iveco_4 = new Image();
	image_iveco_4.src = "pic/iveco/4.jpg";
	image_iveco_5 = new Image();
	image_iveco_5.src = "pic/iveco/5.jpg";
	image_iveco_6 = new Image();
	image_iveco_6.src = "pic/iveco/6.jpg";

	image_hyundai_1 = new Image();
	image_hyundai_1.src = "pic/hyundai/1.jpg";
	image_hyundai_2 = new Image();
	image_hyundai_2.src = "pic/hyundai/2.jpg";
	image_hyundai_3 = new Image();
	image_hyundai_3.src = "pic/hyundai/3.jpg";
	image_hyundai_4 = new Image();
	image_hyundai_4.src = "pic/hyundai/4.jpg";
	image_hyundai_5 = new Image();
	image_hyundai_5.src = "pic/hyundai/5.jpg";
	image_hyundai_6 = new Image();
	image_hyundai_6.src = "pic/hyundai/6.jpg";

	image_man_1 = new Image();
	image_man_1.src = "pic/man/1.jpg";
	image_man_2 = new Image();
	image_man_2.src = "pic/man/2.jpg";
	image_man_3 = new Image();
	image_man_3.src = "pic/man/3.jpg";
	image_man_4 = new Image();
	image_man_4.src = "pic/man/4.jpg";
	image_man_5 = new Image();
	image_man_5.src = "pic/man/5.jpg";
	image_man_6 = new Image();
	image_man_6.src = "pic/man/6.jpg";

        image_mercedes_1 = new Image();
	image_mercedes_1.src = "pic/mercedes/1.jpg";
	image_mercedes_2 = new Image();
	image_mercedes_2.src = "pic/mercedes/2.jpg";
	image_mercedes_3 = new Image();
	image_mercedes_3.src = "pic/mercedes/3.jpg";
	image_mercedes_4 = new Image();
	image_mercedes_4.src = "pic/mercedes/4.jpg";
	image_mercedes_5 = new Image();
	image_mercedes_5.src = "pic/mercedes/5.jpg";
	image_mercedes_6 = new Image();
	image_mercedes_6.src = "pic/mercedes/6.jpg";

        image_sprinter_1 = new Image();
	image_sprinter_1.src = "pic/sprinter/1.jpg";
	image_sprinter_2 = new Image();
	image_sprinter_2.src = "pic/sprinter/2.jpg";
	image_sprinter_3 = new Image();
	image_sprinter_3.src = "pic/sprinter/3.jpg";
	image_sprinter_4 = new Image();
	image_sprinter_4.src = "pic/sprinter/4.jpg";
	image_sprinter_5 = new Image();
	image_sprinter_5.src = "pic/sprinter/5.jpg";
	image_sprinter_6 = new Image();
	image_sprinter_6.src = "pic/sprinter/6.jpg";

        image_camry_1 = new Image();
	image_camry_1.src = "pic/camry/1.jpg";
	image_camry_2 = new Image();
	image_camry_2.src = "pic/camry/2.jpg";
	image_camry_3 = new Image();
	image_camry_3.src = "pic/camry/3.jpg";
	image_camry_4 = new Image();
	image_camry_4.src = "pic/camry/4.jpg";
	image_camry_5 = new Image();
	image_camry_5.src = "pic/camry/5.jpg";
	image_camry_6 = new Image();
	image_camry_6.src = "pic/camry/6.jpg";

	function init_page()
	{
		now_date = new Date();
		tomorrow_date = new Date(now_date.getFullYear(), now_date.getMonth(), now_date.getDate()+1, 1, 1, 1);
		document.order_form.date_day.selectedIndex = tomorrow_date.getDate()-1;
		document.order_form.date_month.selectedIndex = tomorrow_date.getMonth();

		if (start_head_image == 2)
		{
			change_head(-5, -1);
		}
		else
		{
			change_head(105, 1);
		}
	}

	function check_before_submit()
	{
		with (document.order_form)
		{
			if (fio.value == "")
			{
				window.alert("Не заполнено поле \"Имя\"!");
				fio.focus();
				return false;
			}
			if (phone.value == "")
			{
				window.alert("Не заполнено поле \"Контантный телефон\"!");
				phone.focus();
				return false;
			}
		}
		return true;
	}

	function change_head(opacity, direction)
	{
		timeout_value = 80;

		if (opacity > 100)
		{
			direction = -1;
			opacity = 100;
			timeout_value = 20000;
		}
		if (opacity < 0)
		{
			direction = 1;
			opacity = 0;
			timeout_value = 20000;
		}

		if (isIE)
		{
			document.getElementById("head_image_1").filters.alpha.opacity = opacity;
			document.getElementById("head_image_2").filters.alpha.opacity = 100-opacity;
		}
		else
		{
			if (isOpera || isMozilla)
			{
				document.getElementById("head_image_1").style.opacity = opacity/100;
				document.getElementById("head_image_2").style.opacity = (100-opacity)/100;
			}
			else
			{
				document.getElementById("head_image_1").style.KhtmlOpacity = opacity/100;
				document.getElementById("head_image_2").style.KhtmlOpacity = (100-opacity)/100;
			}
		}

		opacity += 5*direction;
		window.setTimeout("change_head("+opacity+", "+direction+")", timeout_value);
	}

	function load_big_image(folder, num)
	{
		eval("source_image = image_" + folder + "_" + num + ";");
		document.getElementById("big_img_"+folder).src = source_image.src;
	}

	function order_submit_over(sender)
	{
		sender.style.color = "black";
		sender.style.textDecoration = "none";
	}

	function order_submit_out(sender)
	{
		sender.style.color = "#FF4400";
		sender.style.textDecoration = "underline";
	}