// Кроссбраузерная функция получения размеров экрана,
// используется в функции ShowLoadingScreen.
function getPageSize()
{
	var xScroll, yScroll;
	//document.all.myTR.clientHeight/2
	//var tagBody = document.all.body.clientHeight;

	//var tagBody = document.getElementById('bottomTd');
	//var tagBody =

	//document.bottomTd.offsetHeight;

	//alert(tagBody);

	if (window.innerHeight && window.scrollMaxY)
	{
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	}
	else if (document.body.scrollHeight > document.body.offsetHeight)
	{ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	}
	else
	{ // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}

	var windowWidth, windowHeight;

	//	console.log(self.innerWidth);
	//	console.log(document.documentElement.clientWidth);

	if (self.innerHeight)
	{	// all except Explorer
		if(document.documentElement.clientWidth)
		{
			windowWidth = document.documentElement.clientWidth;
		}
		else
		{
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
	{ // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	}
	else if (document.body)
	{ // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}

	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight)
	{
		pageHeight = windowHeight;
	}
	else
	{
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth)
	{
		pageWidth = xScroll;
	}
	else
	{
		pageWidth = windowWidth;
	}

	arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight);
	return arrayPageSize;
}

// Получение информации о позиции скрола
function getScrollXY()
{
	var scrOfX = 0, scrOfY = 0;

	if (typeof(window.pageYOffset ) == 'number' )
	{
		//Netscape
		scrOfY = window.pageYOffset;
		scrOfX = window.pageXOffset;
	}
	else if (document.body && (document.body.scrollLeft || document.body.scrollTop))
	{
		//DOM
		scrOfY = document.body.scrollTop;
		scrOfX = document.body.scrollLeft;
	}
	else if (document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop))
	{
		//IE6
		scrOfY = document.documentElement.scrollTop;
		scrOfX = document.documentElement.scrollLeft;
	}

	return [ scrOfX, scrOfY ];
}

function CreateWindow(windowId, windowTitle, windowWidth, windowHeight)
{
	var windowDiv = document.getElementById(windowId);

	if (windowDiv == undefined)
	{
		return false;
	}

	// Тень
	windowDiv.className = "shadowed";

	if (windowWidth == '')
	{
		windowWidth = '300px';
	}
	
	windowDiv.style.width = windowWidth;
	
	if (windowHeight != '')
	{
		windowDiv.style.height = windowHeight;
	}

	var shadowed_tl = document.createElement("div");
	shadowed_tl.className = "tl";
	windowDiv.appendChild(shadowed_tl);

	var shadowed_t = document.createElement("div");
	shadowed_t.className = "t";
	windowDiv.appendChild(shadowed_t);

	var shadowed_tr = document.createElement("div");
	shadowed_tr.className = "tr";
	windowDiv.appendChild(shadowed_tr);

	var shadowed_l = document.createElement("div");
	shadowed_l.className = "l";
	windowDiv.appendChild(shadowed_l);

	var shadowed_r = document.createElement("div");
	shadowed_r.className = "r";
	windowDiv.appendChild(shadowed_r);

	var shadowed_bl = document.createElement("div");
	shadowed_bl.className = "bl";
	windowDiv.appendChild(shadowed_bl);

	var shadowed_b = document.createElement("div");
	shadowed_b.className = "b";
	windowDiv.appendChild(shadowed_b);

	var shadowed_br = document.createElement("div");
	shadowed_br.className = "br";
	windowDiv.appendChild(shadowed_br);

	// Верхняя полосочка(для отображения пустого заголовка передать ' ' - пробел)
	if(windowTitle != '')
	{
		var topbar = document.createElement("div");
		topbar.className = "topbar";
		windowDiv.insertBefore(topbar, windowDiv.childNodes[0]);
	}

	windowDiv.style.display = "none";

	// Закрыть
	var wclose_img = document.createElement("img");
	wclose_img.src = '/hostcmsfiles/images/wclose.gif';

	wclose_img.onclick = function() {HideWindow(windowId); };

	if(windowTitle != '')
	{
		topbar.appendChild(wclose_img);
	
		// Заголовок окна
		var textNode = document.createTextNode(windowTitle);
		topbar.appendChild(textNode);
	}
}

// Отображает/скрывает окно
function SlideWindow(windowId)
{
	var windowDiv = document.getElementById(windowId);
	
	if (windowDiv == undefined)
	{
		return false;
	}
	if (windowDiv.style.display == "block")
	{
		HideWindow(windowId);
	}
	else
	{
		ShowWindow(windowId);
	}
}

var prev_window = 0;

function ShowWindow(windowId)
{
	var windowDiv = document.getElementById(windowId);

	if (windowDiv == undefined)
	{
		return false;
	}

	if (prev_window && prev_window != windowId)
	{
		HideWindow(prev_window);
	}

	prev_window = windowId;

	// 0 - pageWidth, 1 - pageHeight, 2 - windowWidth, 3 - windowHeight
	var arrayPageSize = getPageSize();

	// 0 - scrOfX, 1 - scrOfY
	var arrayScrollXY = getScrollXY();

	// Отображаем до определения размеров div-а
	windowDiv.style.display = 'block';
	// windowDiv.style.position = 'absolute';
	
	var clientHeight = windowDiv.clientHeight;
	windowDiv.style.top = ((arrayPageSize[3] - clientHeight) / 2 + arrayScrollXY[1]) + 'px';

	var clientWidth = windowDiv.clientWidth;
	windowDiv.style.left = ((arrayPageSize[2] - clientWidth) / 2 + arrayScrollXY[0]) + 'px';

	// получаем ширину выпадающего блока и устанавливаем её для верхней и нижней границы
	groupChildElements = windowDiv.children;

	if (groupChildElements != undefined)
	{
		for (i = 0; i < groupChildElements.length; i++)
		{
			if(groupChildElements[i].className == 'b' | groupChildElements[i].className == 't')
			{
				groupChildElements[i].style.width = windowDiv.clientWidth + 'px';
			}

			if(groupChildElements[i].className == 'r' | groupChildElements[i].className == 'l')
			{
				groupChildElements[i].style.height = windowDiv.clientHeight + 'px';
			}
		}
	}
}

function HideWindow(windowId)
{
	var windowDiv = document.getElementById(windowId);

	if (windowDiv == undefined)
	{
		return false;
	}

	windowDiv.style.display = 'none';
}

// Магазин
function doSetLocation(shop_country_id, path)
{
	var req = new JsHttpRequest();

	// Отображаем экран загрузки
	ShowLoadingScreen();

	req.onreadystatechange = function()
	{
		if (req.readyState == 4)
		{
			// Возвращаем обычный курсор
			document.body.style.cursor = '';

			// Убираем затемнение.
			HideLoadingScreen();

			if (req.responseJS != undefined)
			{
				// Данные.
				if (req.responseJS.result != undefined)
				{
					oSelect = document.getElementById(location_select_id);

					// Очищаем select
					oSelect.options.length = 0;

					// Добавляем значение " ... "
					oSelect.options[oSelect.options.length] = new Option(" ... ", 0);

					for (var key in req.responseJS.result)
					{
						oSelect.options[oSelect.options.length] = new Option(req.responseJS.result[key], key);
					}
					
					// Устанавливаем города
					//doSetCity(oSelect.options[oSelect.selectedIndex].value);
					oCity = document.getElementById(city_select_id);
					oCity.options.length = 0;
					oCity.options[oCity.options.length] = new Option(" ... ", 0);
					
					oCityarea = document.getElementById(cityarea_select_id);
					oCityarea.options.length = 0;
					oCityarea.options[oCityarea.options.length] = new Option(" ... ", 0);
				}
			}
			return true;
		}
	}

	req.open('get', path + "?action=get_location&shop_country_id="+shop_country_id, true);

	// Отсылаем данные в обработчик.
	req.send(null);

	// Курсор ставим на часики.
	document.body.style.cursor = "wait";
}


function doSetCity(shop_location_id, path)
{
	var req = new JsHttpRequest();

	// Отображаем экран загрузки
	ShowLoadingScreen();

	req.onreadystatechange = function()
	{
		if (req.readyState == 4)
		{
			// Возвращаем обычный курсор
			document.body.style.cursor = '';

			// Убираем затемнение.
			HideLoadingScreen();

			if (req.responseJS != undefined)
			{
				// Данные.
				if (req.responseJS.result != undefined)
				{
					oSelect = document.getElementById(city_select_id);

					// Очищаем select
					oSelect.options.length = 0;

					// Добавляем значение " ... "
					oSelect.options[oSelect.options.length] = new Option(" ... ", 0);

					for (var key in req.responseJS.result)
					{
						oSelect.options[oSelect.options.length] = new Option(req.responseJS.result[key], key);
					}
					
					// Устанавливаем районы
					//doSetCityArea(oSelect.options[oSelect.selectedIndex].value);
					
					oCityarea = document.getElementById(cityarea_select_id);
					oCityarea.options.length = 0;
					oCityarea.options[oCityarea.options.length] = new Option(" ... ", 0);
				}
			}
			return true;
		}
	}

	req.open('get', path + "?action=get_city&shop_location_id="+shop_location_id, true);

	// Отсылаем данные в обработчик.
	req.send(null);

	// Курсор ставим на часики.
	document.body.style.cursor = "wait";
}

function doSetCityArea(shop_city_id, path)
{
	var req = new JsHttpRequest();

	// Отображаем экран загрузки
	ShowLoadingScreen();

	req.onreadystatechange = function()
	{
		if (req.readyState == 4)
		{
			// Возвращаем обычный курсор
			document.body.style.cursor = '';

			// Убираем затемнение.
			HideLoadingScreen();

			if (req.responseJS != undefined)
			{
				// Данные.
				if (req.responseJS.result != undefined)
				{
					oSelect = document.getElementById(cityarea_select_id);

					// Очищаем select
					oSelect.options.length = 0;

					// Добавляем значение " ... "
					oSelect.options[oSelect.options.length] = new Option(" ... ", 0);

					for (var key in req.responseJS.result)
					{
						oSelect.options[oSelect.options.length] = new Option(req.responseJS.result[key], key);
					}
				}
			}
			return true;
		}
	}

	req.open('get', path + "?action=get_cityarea&shop_city_id="+shop_city_id, true);

	// Отсылаем данные в обработчик.
	req.send(null);

	// Курсор ставим на часики.
	document.body.style.cursor = "wait";
}