SHOW_ADDED = 1; // set 0 if you no need show
Offset_X = -10;
Offset_Y = -30;
/**
* Subsys_JsHttpRequest_Js: JavaScript DHTML data loader.
* (C) 2005 Dmitry Koterov, http://forum.dklab.ru/users/DmitryKoterov/
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* See http://www.gnu.org/copyleft/lesser.html
*
* Do not remove this comment if you want to use script!
* Не удаляйте данный комментарий, если вы хотите использовать скрипт!
*
* This library tries to use XMLHttpRequest (if available), and on
* failure - use dynamically created <script> elements. Backend code
* is the same for both cases.
*
* @author Dmitry Koterov
* @version 3.29
*/
function Subsys_JsHttpRequest_Js() { this._construct() }
(function() { // to create local-scope variables
	var COUNT       = 0;
	var PENDING     = {};
	var CACHE       = {};

	// Called by server script on data load.
	Subsys_JsHttpRequest_Js.dataReady = function(id, text, js) {
		var undef;
		var th = PENDING[id];
		delete PENDING[id];
		if (th) {
			delete th._xmlReq;
			if (th.caching) CACHE[th.hash] = [text, js];
			th._dataReady(text, js);
		} else if (typeof(th) != typeof(undef)) {
			alert("ScriptLoader: unknown pending id: "+id);
		}
	}

	Subsys_JsHttpRequest_Js.prototype = {
		// Standard properties.
		onreadystatechange: null,
		readyState:         0,
		responseText:       null,
		responseXML:        null,
		status:             200,
		statusText:         "OK",

		// Additional properties.
		session_name:       "osCsid",  // set to SID cookie or GET parameter name
		responseJS:         null,         // JavaScript response array/hash
		caching:            false,        // need to use caching?

		// Internals.
		_span:              null,
		_id:                null,
		_xmlReq:            null,
		_openArg:           null,
		_reqHeaders:        null,

		dummy: function() {}, // empty function

		abort: function() {
			if (this._xmlReq) return this._xmlReq.abort();
			if (this._span) {
				this.readyState = 0;
				if (this.onreadystatechange) this.onreadystatechange();
				this._cleanupScript();
			}
		},

		open: function(method, url, asyncFlag, username, password) {
			this._openArg = {
			'method':    method,
			'url':       url,
			'asyncFlag': asyncFlag,
			'username':  username,
			'password':  password
			};
			this._id = null;
			this._xmlReq = null;
			this._reqHeaders = [];
			return true;
		},

		send: function(content) {
			var id = (new Date().getTime()) + "" + COUNT++;

			// Build QUERY_STRING from query hash.
			var query = this._hash2query(content);

			// Append SID to original URL now.
			var url = this._openArg.url;
			var sid = this._getSid();
			if (sid) url += (url.indexOf('?')>=0? '&' : '?') + this.session_name + "=" + this.escape(sid);

			// Solve hash BEFORE appending ID.
			var hash = this.hash = url + '?' + query;
			if (this.caching && CACHE[hash]) {
				var c = CACHE[hash];
				this._dataReady(c[0], c[1]);
				return false;
			}

			// Try to use XMLHttpRequest.
			this._xmlReq = this._obtainXmlReq(id, url);

			// Pass data in URL (GET, HEAD etc.) or in request body (POST)?
			var hasSetHeader = this._xmlReq && (window.ActiveXObject || this._xmlReq.setRequestHeader);
			var href, body;
			if (this._xmlReq && hasSetHeader && (""+this._openArg.method).toUpperCase() == "POST") {
				// Use POST method. Pass query in request body.
				// Opera 8.01 does not support setRequestHeader, so no POST method.
				this._openArg.method = "POST";
				href = url;
				body = query;
			} else {
				this._openArg.method = "GET";
				href = url + (url.indexOf('?')>=0? '&' : '?') + query;
				body = null;
			}

			// Append ID: a=aaa&b=bbb&<id>
			href = href + (href.indexOf('?')>=0? '&' : '?') + id;

			// Save loading script.
			PENDING[id] = this;

			if (this._xmlReq) {
				// Open request now & send it.
				// In XMLHttpRequest mode request URL MUST be ended with "<id>-xml".
				var a = this._openArg;
				this._xmlReq.open(a.method, href+"-xml", a.asyncFlag, a.username, a.password);
				if (hasSetHeader) {
					// Pass pending headers.
					for (var i=0; i<this._reqHeaders.length; i++)
					this._xmlReq.setRequestHeader(this._reqHeaders[i][0], this._reqHeaders[i][1]);
					// Set non-default Content-type. We cannot use
					// "application/x-www-form-urlencoded" here, because
					// in PHP variable HTTP_RAW_POST_DATA is accessible only when
					// enctype is not default (e.g., "application/octet-stream"
					// is a good start). We parse POST data manually in backend
					// library code.
					this._xmlReq.setRequestHeader('Content-Type', 'application/octet-stream');
				}
				// Send the request.
				return this._xmlReq.send(body);
			} else {
				// Create <script> element and run it.
				this._obtainScript(id, href);
				return true;
			}
		},

		getAllResponseHeaders: function() {
			if (this._xmlReq) return this._xmlReq.getAllResponseHeaders();
			return '';
		},

		getResponseHeader: function(label) {
			if (this._xmlReq) return this._xmlReq.getResponseHeader(label);
			return '';
		},

		setRequestHeader: function(label, value) {
			// Collect headers.
			this._reqHeaders[this._reqHeaders.length] = [label, value];
		},


		//
		// Internal functions.
		//

		// Constructor.
		_construct: function() {},

		// Do all work when data is ready.
		_dataReady: function(text, js) { with (this) {
			if (text !== null || js !== null) {
				readyState = 4;
				responseText = responseXML = text;
				responseJS = js;
			} else {
				readyState = 0;
				responseText = responseXML = responseJS = null;
			}
			if (onreadystatechange) onreadystatechange();
			_cleanupScript();
		}},

		// Create new XMLHttpRequest object.
		_obtainXmlReq: function(id, url) {
			// If url.domain specified, cannot use XMLHttpRequest!
			// XMLHttpRequest (and MS ActiveX'es) cannot work with different domains.
			if (url.match(new RegExp('^[a-z]+://', 'i'))) return null;

			// Try to use built-in loaders.
			var req = null;
			if (window.XMLHttpRequest) {
				try { req = new XMLHttpRequest() } catch(e) {}
			} else if (window.ActiveXObject) {
				try { req = new ActiveXObject("Microsoft.XMLHTTP") } catch(e) {}
				if (!req) try { req = new ActiveXObject("Msxml2.XMLHTTP") } catch (e) {}
			}
			if (req) {
				var th = this;
				req.onreadystatechange = function() {
					var s = req.readyState;
					if (s == 4) {
						// Avoid memory leak by removing closure.
						req.onreadystatechange = th.dummy;
						// Remove possible junk from response.
						var responseText = req.responseText;
						try {
							// Call associated dataReady().
							eval(responseText);
						} catch (e) {
							Subsys_JsHttpRequest_Js.dataReady(id, "JavaScript code generated by backend is invalid!\n"+responseText, null);
						}
					} else {
						th.readyState = s;
						if (th.onreadystatechange) th.onreadystatechange()
					}
				};
				this._id = id;
			}
			return req;
		},

		// Create new script element and start loading.
		_obtainScript: function(id, href) { with (document) {
			var span = null;
			// Oh shit! Damned stupid fucked Opera 7.23 does not allow to create SCRIPT
			// element over createElement (in HEAD or BODY section or in nested SPAN -
			// no matter): it is created deadly, and does not respons on href assignment.
			// So - always create SPAN.
			span = body.appendChild(createElement("SPAN"));
			span.style.display = 'none';
			span.innerHTML = 'Text for stupid IE.<s'+'cript></' + 'script>';
			setTimeout(function() {
				var s = span.getElementsByTagName("script")[0];
				s.language = "JavaScript";
				if (s.setAttribute) s.setAttribute('src', href); else s.src = href;
			}, 10);
			this._id = id;
			this._span = span;
		}},

		// Remove last used script element (clean memory).
		_cleanupScript: function() {
			var span = this._span;
			if (span) {
				this._span = null;
				setTimeout(function() {
					// without setTimeout - crash in IE 5.0!
					span.parentNode.removeChild(span);
				}, 50);
			}
			return false;
		},

		// Convert hash to QUERY_STRING.
		_hash2query: function(content, prefix) {
			if (prefix == null) prefix = "";
			var query = [];
			if (content instanceof Object) {
				for (var k in content) {
					var v = content[k];
					if (v == null || ((v.constructor||{}).prototype||{})[k]) continue;
					var curPrefix = prefix? prefix+'['+this.escape(k)+']' : this.escape(k);
					if (v instanceof Object)
					query[query.length] = this._hash2query(v, curPrefix);
					else
					query[query.length] = curPrefix + "=" + this.escape(v);
				}
			} else {
				query = [content];
			}
			return query.join('&');
		},

		// Return value of SID based on QUERY_STRING or cookie
		// (PHP compatible sessions).
		_getSid: function() {
			var m = document.location.search.match(new RegExp('[&?]'+this.session_name+'=([^&?]*)'));
			var sid = null;
			if (m) {
				sid = m[1];
			} else {
				var m = document.cookie.match(new RegExp(s='(;|^)\\s*'+this.session_name+'=([^;]*)'));
				if (m) sid = m[2];
			}
			return sid;
		},

		// Stupid JS escape() does not quote '+'.
		escape: function(s) {
			return escape(s).replace(new RegExp('\\+','g'), '%2B');
		}
	}
})();
function addHandler(object, event, handler) { // Thanks xpoint.ru!
	if (typeof object.addEventListener != 'undefined')
	object.addEventListener(event, handler, false);
	else if (typeof object.attachEvent != 'undefined')
	object.attachEvent('on' + event, handler);
	else {
		var handlersProp = '_handlerStack_' + event;
		var eventProp = 'on' + event;
		if (typeof object[handlersProp] == 'undefined') {
			object[handlersProp] = [];
			if (typeof object[eventProp] != 'undefined')
			object[handlersProp].push(object[eventProp]);
			object[eventProp] = function(e) {
				var ret = true;
				for (var i = 0; ret != false && i < object[handlersProp].length; i++)
				ret = object[handlersProp][i](e);
				return ret;
			} }
			object[handlersProp].push(handler);
	}
}
function removeHandler(object, event, handler) { // Thanks xpoint.ru!
	if (typeof object.removeEventListener != 'undefined')
	object.removeEventListener(event, handler, false);
	else if (typeof object.detachEvent != 'undefined')
	object.detachEvent('on' + event, handler);
	else {
		var handlersProp = '_handlerStack_' + event;
		if (typeof object[handlersProp] != 'undefined') {
			for (var i = 0; i < object[handlersProp].length; i++) {
				if (object[handlersProp][i] == handler) {
					object[handlersProp].splice(i, 1);
					return;
				}
			}
		}
	}
}
/**
AJAXBuyNow v2.0

author Weretennikoff Andrew aka Medreces medreces@yandex.ru

Released under the GNU General Public License
*/
var x, y;
var loadingImage = new Image();
var okImage = new Image();
loadingImage.src = "images/loading.gif";
okImage.src = "images/ok.gif";

if (window.opera || (navigator.userAgent.indexOf('MSIE') > -1)) { //IE + Opera
	getM_x = function () { return mouseX(event); }
	getM_y = function () { return mouseY(event); }
} else { // Mozilla
	addHandler(document, 'mousemove', function(e) {
		x = e.pageX;
		y = e.pageY;
	});
	getM_x = function () { return x; }
	getM_y = function () { return y; }
}
function showOk() {
	var imgLoading = document.getElementById("_loading_");
	with (imgLoading) {
		src = okImage.src;
		style.visibility = "visible";
	}
}

function mouseX(evt) {
	if (evt.pageX) return evt.pageX;
	else if (evt.clientX)
	return evt.clientX + (document.documentElement.scrollLeft ?
	document.documentElement.scrollLeft :
	document.body.scrollLeft);
	else return null;
}
function mouseY(evt) {
	if (evt.pageY) return evt.pageY;
	else if (evt.clientY)
	return evt.clientY + (document.documentElement.scrollTop ?
	document.documentElement.scrollTop :
	document.body.scrollTop);
	else return null;
}

function hideOk() {
	$$('input.classSelect').each(function(element) {
		element.src = 'includes/languages/espanol/images/buttons/button_in_cart.gif';
	});

	$$('input.classSelect_BuyNow').each(function(element) {
		element.src = 'includes/languages/espanol/images/buttons/button_in_cart.gif';
	});


	if(document.getElementById("_loading_")) document.getElementById('_loading_').style.visibility = "hidden";
	removeHandler(document, 'mousemove', hideOk);
}

function showLoading() {

	images = $$('input.classSelect').each(function(element) {
		element.src = 'includes/languages/espanol/images/buttons/button_buying.png';
	});

	var imgLoading = document.getElementById("_loading_");
	if(!imgLoading) {
		imgLoading = document.createElement("img");
		with(imgLoading) {
			id = "_loading_";
			style.position = "absolute";
			style.visibility = "hidden";
		}
		document.body.appendChild(imgLoading);
	}
	with(imgLoading) {
		src = loadingImage.src;
		style.left = (getM_x() + Offset_X) + "px";
		style.top = (getM_y() + Offset_Y) + "px";
		style.visibility = "visible";
	}
}
function hideLoading() {

	if(document.getElementById("_loading_")) document.getElementById("_loading_").style.visibility = "hidden";
}

function doBuyNowGet(form, link ) {
	showLoading();
	//casca getInputs('image') en explorer
	//	extend(form)
	var imageBut = form.getElementsByTagName('input');
	for (i = 0; i < imageBut.length; i++){
		if (Element.hasClassName(imageBut[i],'noborder'))	{
			imageBut[i].src = 'includes/languages/espanol/images/buttons/button_buying.png';
			Element.addClassName(imageBut[i],'classSelect_BuyNow');
		}
	}


	var reqAddCart = new Subsys_JsHttpRequest_Js();
	reqAddCart.onreadystatechange = function() {
		if (reqAddCart.readyState == 4) {
			if (reqAddCart.responseJS) {
				document.location.href = reqAddCart.responseJS.ajax_redirect;
				return;
			}
			else {
				document.getElementById('divShoppingCard').innerHTML = '<table border="0" width="100%" cellspacing="0" cellpadding="2">'+(reqAddCart.responseText||'')+'</table>';
				hideLoading();
				if ( SHOW_ADDED ) {
					showOk();
					timerID = setTimeout( "addHandler(document, \'mousemove\', hideOk)", 500);
				}
			}
		}
	}
	link = link + '&quantity=' + parseInt(form.quantity.value)
	reqAddCart.caching = false;
	reqAddCart.open('GET', link, true);
	reqAddCart.send(null);
}

function doAddProduct(form) {
	showLoading();
	var reqAddCart = new Subsys_JsHttpRequest_Js();
	reqAddCart.onreadystatechange = function() {
		if (reqAddCart.readyState == 4) {
			if (reqAddCart.responseJS) {
				document.location.href = reqAddCart.responseJS.ajax_redirect;
				return;
			}
			else {
				document.getElementById('divShoppingCard').innerHTML = '<table width="100%">'+(reqAddCart.responseText||'')+'</table>'
				if ( SHOW_ADDED ) {
					showOk();
					timerID = setTimeout( "addHandler(document, \'mousemove\', hideOk)", 500);
				}
			}
		}
	}
	// собираем все элементы формы:
	var senddata = new Object();
	var fe = form.elements;
	for(var i=0 ; i<fe.length ; i++) {
		if ( fe[i].type=="radio" || fe[i].type=="checkbox" ) {
			if ( fe[i].checked ) senddata[fe[i].name] = fe[i].value;
		} else {
			senddata[fe[i].name] = fe[i].value;
		}
	}

	var url = 'ajax_shopping_cart.php?' + ( senddata.products_id ? 'products_id='+senddata.products_id+'&' : "" ) + ( senddata.quantity ? 'quantity='+senddata.quantity+'&' : "" ) + 'action=add_product';

	reqAddCart.caching = false;
	reqAddCart.open( form.method, url, true);
	reqAddCart.send( senddata );
	return false;
}

function changeQuantity(field,action){
	quant = 'quantityField' + field;
	quantHid = 'quantity_' + field;
	if (action == 'more'){
		if( $(quantHid) == undefined ){
			$(quant).value = parseInt($F(quant)) + 1;
		}else{
			$(quantHid).value = parseInt($F(quant)) + 1;
			$(quant).value = parseInt($F(quant)) + 1;
		}
	}else{
		if ($F(quant) > 1 ){
			if( $(quantHid) == undefined ){
				$(quant).value = parseInt($F(quant)) - 1;
			}else{
				$(quantHid).value = parseInt($F(quant)) - 1;
				$(quant).value = parseInt($F(quant)) - 1;
			}
		}
	}
}