/************************************************************************************************************
(C) www.dhtmlgoodies.com, March 2006

This is a script from www.dhtmlgoodies.com. You will find this and a lot of other scripts at our website.	

Terms of use:
You are free to use this script as long as the copyright message is kept intact. However, you may not
redistribute, sell or repost it without our permission.

Version:
	1.0	Released	March. 3rd 2006

Thank you!

www.dhtmlgoodies.com
Alf Magne Kalleland

************************************************************************************************************/

var flyingSpeed = 25;
//var url_addProductToBasket = '/addProduct.php';
var url_addProductToBasket = '/cgi-bin/CiXbase/brewis/CiXbase_search';
var url_removeProductFromBasket = '/removeProduct.php';
var txt_totalPrice = 'Total: ';


var shopping_cart_div = false;
var flyingDiv = false;
var currentProductDiv = false;

var shopping_cart_x = false;
var shopping_cart_y = false;

var slide_xFactor = false;
var slide_yFactor = false;

var diffX = false;
var diffY = false;

var currentXPos = false;
var currentYPos = false;

var http = null;
if (window.XMLHttpRequest) {
   http = new XMLHttpRequest();
} else if (window.ActiveXObject) {
   http = new ActiveXObject("Microsoft.XMLHTTP");
}


function shoppingCart_getTopPos(inputObj)
{		
  var returnValue = inputObj.offsetTop;
  while((inputObj = inputObj.offsetParent) != null){
  	if(inputObj.tagName!='HTML')returnValue += inputObj.offsetTop;
  }
  return returnValue;
}

function shoppingCart_getLeftPos(inputObj)
{
  var returnValue = inputObj.offsetLeft;
  while((inputObj = inputObj.offsetParent) != null){
  	if(inputObj.tagName!='HTML')returnValue += inputObj.offsetLeft;
  }
  return returnValue;
}
	

function addToBasket(productId,title,lan)
{
	if(!shopping_cart_div)shopping_cart_div = document.getElementById('shopping_cart');
	if(!flyingDiv){
		flyingDiv = document.createElement('DIV');
		flyingDiv.style.position = 'absolute';
		document.body.appendChild(flyingDiv);
	}
	
	shopping_cart_x = shoppingCart_getLeftPos(shopping_cart_div);
	shopping_cart_y = shoppingCart_getTopPos(shopping_cart_div);

	currentProductDiv = document.getElementById('slidingProduct' + productId);
	
	currentXPos = shoppingCart_getLeftPos(currentProductDiv);
	currentYPos = shoppingCart_getTopPos(currentProductDiv);
	
	diffX = shopping_cart_x - currentXPos;
	diffY = shopping_cart_y - currentYPos;
	

	
	var shoppingContentCopy = currentProductDiv.cloneNode(true);
	shoppingContentCopy.id='';
	flyingDiv.innerHTML = '';
	flyingDiv.style.left = currentXPos + 'px';
	flyingDiv.style.top = currentYPos + 'px';
	flyingDiv.appendChild(shoppingContentCopy);
	flyingDiv.style.display='block';
	flyingDiv.style.width = currentProductDiv.offsetWidth + 'px';
	flyToBasket(productId,title,lan);
}


function flyToBasket(productId,title,lan)
{
	var maxDiff = Math.max(Math.abs(diffX),Math.abs(diffY));
	var moveX = (diffX / maxDiff) * flyingSpeed;;
	var moveY = (diffY / maxDiff) * flyingSpeed;	
	
	currentXPos = currentXPos + moveX;
	currentYPos = currentYPos + moveY;
	
	flyingDiv.style.left = Math.round(currentXPos) + 'px';
	flyingDiv.style.top = Math.round(currentYPos) + 'px';	
	
	
	if(moveX>0 && currentXPos > shopping_cart_x){
		flyingDiv.style.display='none';		
	}
	if(moveX<0 && currentXPos < shopping_cart_x){
		flyingDiv.style.display='none';		
	}
		
	if(flyingDiv.style.display=='block')
		{
		setTimeout('flyToBasket("' + productId + '","' + title + '","' + lan + '")',10);
		}else{
		if(document.getElementById('back' + productId))
			{
			var ua = navigator.userAgent;
			if(ua.indexOf("MSIE") <=0 || ua.indexOf("Opera") <=0) 
				{
				var link1 = document.getElementById('back' + productId);
				link1.setAttribute('onclick','location.reload();');
				}
			}
		
		saveIt2('1',productId+'#'+title,lan);	
		showAjaxBasketContent(productId,title,lan);
		}
}

function showAjaxBasketContent(productId,title,lan)
{
	// Getting a reference to the shopping cart items table
	var itemBox = document.getElementById('shopping_cart_items');
	if(!document.getElementById('shopping_cart_items_product' + productId))
	{	// Product isn't allready in the basket - add a new row
		var tr = itemBox.insertRow(-1);
		tr.id = 'shopping_cart_items_product' + productId;
		var td = tr.insertCell(-1);
		var img = document.createElement('IMG');
		img.src = '/images/dreieck1.gif';
		img.height = '10px';
		img.width = '7px';
		img.setAttribute('height','10');
		img.setAttribute('width','7');
		td.appendChild(img);
		var input = document.createElement('INPUT');
		input.setAttribute('type', 'hidden');
		input.setAttribute('name', 'LIST');
		input.setAttribute('value', productId);
		td.appendChild(input);

		var td = tr.insertCell(-1);
		var Inhalt = document.createTextNode(unescape(title));
		td.appendChild(Inhalt);					
		var td = tr.insertCell(-1);
		var a = document.createElement('A');
		td.appendChild(a);
		a.href = '#';
		a.title = unescape('Diesen Datensatz l%F6schen');
		a.alt = unescape('Diesen Datensatz l%F6schen');
		a.onclick = function(){ removeProductFromBasket(productId,unescape(title),lan); };
		var img = document.createElement('IMG');
		img.src = '/images/remove.gif';
		a.appendChild(img);
	}		
}

function Icon(productId,gif,title,lan) 
{
	var productRow = document.getElementById('innerright'+productId);
	productRow.parentNode.removeChild(productRow);
	var div = document.createElement('div');
 	div.setAttribute('id','innerright'+productId);
 	div.setAttribute('class','right');
	document.getElementById('content'+productId).insertBefore(div, document.getElementById('content'+productId).nextSibling);
	var attr = "showTab('dhtmlgoodies_tabView1',2);addToBasket('"+productId+"','"+title+"','"+lan+"');Icon('"+productId+"','speichern_ok','"+title+"','"+lan+"');return false;";
	div.innerHTML = '<a class="speichern" href="#" onclick="'+attr+'"><img class="speichern" src="/images/'+gif+'.gif"/></a>';	 
}

function updateTotalPrice()
{
	var itemBox = document.getElementById('shopping_cart_items');
	// Calculating total price and showing it below the table with basket items
	var totalPrice = 0;
	if(document.getElementById('shopping_cart_totalprice')){
		for(var no=1;no<itemBox.rows.length;no++){
			totalPrice = totalPrice + (itemBox.rows[no].cells[0].innerHTML.replace(/[^0-9]/g) * itemBox.rows[no].cells[2].innerHTML);
			
		}		
		document.getElementById('shopping_cart_totalprice').innerHTML = txt_totalPrice + totalPrice.toFixed(2);
		
	}	
	
}

function removeProductFromBasket(productId,title,lan)
{
	var productRow = document.getElementById('shopping_cart_items_product' + productId);
	productRow.parentNode.removeChild(productRow);	
	deleteID(productId,'',lan);
	//Ist in der Trefferliste bereits ein gespeicherter Datensatz?
	if (document.getElementById('content'+productId))
		{
		Icon(productId,'speichern',title);
		}
	ajaxRemoveProduct(productId);	
}

function ajaxValidateRemovedProduct(ajaxIndex)
{
	if(ajaxObjects[ajaxIndex].response!='OK')alert('Error while removing product from the database');
	
}

function ajaxRemoveProduct(productId)
{
	var ajaxIndex = ajaxObjects.length;
	ajaxObjects[ajaxIndex] = new sack();
	ajaxObjects[ajaxIndex].requestFile = url_removeProductFromBasket;	// Saving product in this file
	ajaxObjects[ajaxIndex].setVar('productIdToRemove',productId);
	ajaxObjects[ajaxIndex].onCompletion = function(){ ajaxValidateRemovedProduct(ajaxIndex); };	// Specify function that will be executed after file has been found
	ajaxObjects[ajaxIndex].runAJAX();		// Execute AJAX function		
}

function ajaxAddProduct(productId,lan)
{
	var ajaxIndex = ajaxObjects.length;
	ajaxObjects[ajaxIndex] = new sack();
	ajaxObjects[ajaxIndex].requestFile = url_addProductToBasket;	// Saving product in this file
	ajaxObjects[ajaxIndex].setVar('sqn',productId);
	ajaxObjects[ajaxIndex].setVar('act','search');
	ajaxObjects[ajaxIndex].setVar('search','sqn');
	ajaxObjects[ajaxIndex].setVar('XML_STYLE','/styles/basket.xml');
	ajaxObjects[ajaxIndex].onCompletion = function(){ showAjaxBasketContent(ajaxIndex,productId,lan); };	// Specify function that will be executed after file has been found
	ajaxObjects[ajaxIndex].runAJAX();		// Execute AJAX function		
}