/************************************************************************************************************
(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 		= base_url + 'channels/shop/addtocart.asp?productId=';
var url_removeProductFromBasket = base_url + 'channels/shop/delCartItem.asp?itemId=';
var url_addAlbumToBasket 		= base_url + 'channels/shop/addalbum.asp';

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 ajaxObjects = new Array();


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

function addToBasket(productId)
{

	if (!XMLHTTPObject()){
		window.location = url_addProductToBasket + productId + '&aj=f&redirect1=' + escape(document.location.href);
		return;
	}

	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);
	
}


function flyToBasket(productId)
{
	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 + '")',10); else ajaxAddProduct(productId);	
}

function showAjaxBasketContent(ajaxIndex)
{
	// Getting a reference to the shopping cart items table
	var itemBox = document.getElementById('shopping_cart_items');
	
	if(ajaxObjects[ajaxIndex].response=='ADDED'){
		alert("Selected clip already in Download Queue!")
		return;
	}
	
	if(ajaxObjects[ajaxIndex].response=='LOGGEDOUT'){
		//window.location.href = base_url + "channels/myraaga/default.asp?target=self&frce=1&redirect=" + escape(document.location.href);
		dlMRURL = base_url + "channels/myraaga/login_form.asp?target=self&frce=1" //&redirect=" + document.location.href;
		//prompt("SDDS",dlMRURL);
		winW = 400;
		winH = 450;
		
        	//dlMRWin = doWin(dlMRURL,'dlMRWin');
        	
        	//try {
        		//dlMRWin.name
        	//} catch (e){
        		//alert("You have pop-ups blocked for Raaga.com! Kindly enable pop-ups for problem free operation!");
        		//alert("Login to your account to continue adding tracks for download!\n\n!You will be redirected to the login screen now.\n");
        		//window.location.href = base_url + "channels/myraaga/default.asp?frce=1&redirect=" + escape(document.location.href);
        	//}
        	
        	loginMsg(dlMRURL);
        	
		return;
	}
	
	
	
	var productItems = ajaxObjects[ajaxIndex].response.split('|||');	// Breaking response from Ajax into tokens
	
	if(document.getElementById('shopping_cart_items_product' + productItems[0])){	// A product with this id is allready in the basket - just add number items
		var row = document.getElementById('shopping_cart_items_product' + productItems[0]);
		var items = row.cells[0].innerHTML /1;
		//items = items + 1;
		//row.cells[0].innerHTML = items;
	}else{	// Product isn't allready in the basket - add a new row
		var tr = itemBox.insertRow(-1);
		tr.id = 'shopping_cart_items_product' + productItems[0]
		
		//var td = tr.insertCell(-1);
		//td.innerHTML = '1'; 	// Number of items
		
		var td = tr.insertCell(-1);
		td.innerHTML = productItems[1]; 	// Description
		
		var td = tr.insertCell(-1);
		td.style.textAlign = 'left';
		td.innerHTML = productItems[2]; 	// Price	
		
		var td = tr.insertCell(-1);
		var a = document.createElement('A');
		td.appendChild(a);
		a.href = '';
		a.onclick = function(){ removeProductFromBasket(productItems[0]); return false; };
		var img = document.createElement('IMG');
		img.src = base_url + 'images/common/remove.gif';
		a.appendChild(img);

	} 


	updateTotalPrice();
	
	ajaxObjects[ajaxIndex] = false;		
	
}

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 + (1 * itemBox.rows[no].cells[1].innerHTML); //itemBox.rows[no].cells[0].innerHTML.replace(/[^0-9]/g)
			
		}		
		//alert(totalPrice)
		document.getElementById('shopping_cart_totalprice').innerHTML = txt_totalPrice + totalPrice.toFixed(2);
		
	}	
	
}


function removeProductFromBasket(productId){

	if (!XMLHTTPObject()){
		window.location = url_removeProductFromBasket + productId + '&aj=f&redirect1=' + escape(document.location.href);
		return;
	}
	
	var productRow = document.getElementById('shopping_cart_items_product' + productId);
	
	
	productRow.parentNode.removeChild(productRow);	
	
	/*
	var numberOfItemCell = productRow.cells[0];
	if(numberOfItemCell.innerHTML == '1'){
		productRow.parentNode.removeChild(productRow);	
	}else{
		numberOfItemCell.innerHTML = numberOfItemCell.innerHTML/1 - 1;
	}*/
	updateTotalPrice();
	ajaxRemoveProduct(productId);	
}

function ajaxValidateRemovedProduct(ajaxIndex)
{
	//alert("'"+ajaxObjects[ajaxIndex].response+"'");
	if(ajaxObjects[ajaxIndex].response=='LOGGEDOUT'){
		window.location.replace(base_url + "channels/shop/signout.aspx");
		return;
	}
	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 + productId;
	ajaxObjects[ajaxIndex].onCompletion = function(){ ajaxValidateRemovedProduct(ajaxIndex); };	
	ajaxObjects[ajaxIndex].runAJAX();		// Execute AJAX function		
}

function ajaxAddProduct(productId)
{
	var ajaxIndex = ajaxObjects.length;
	
	ajaxObjects[ajaxIndex] = new sack();
	ajaxObjects[ajaxIndex].requestFile = url_addProductToBasket + productId;	
	ajaxObjects[ajaxIndex].onCompletion = function(){ showAjaxBasketContent(ajaxIndex); };
	ajaxObjects[ajaxIndex].runAJAX();		// Execute AJAX function		
}


function ajaxAddAlbum(albumIds)
{
	var ajaxIndex = ajaxObjects.length;
	
	ajaxObjects[ajaxIndex] = new sack();
	ajaxObjects[ajaxIndex].requestFile = url_addAlbumToBasket + '?albumIds=' + albumIds;
	ajaxObjects[ajaxIndex].onCompletion = function(){ showAjaxBasketContent(ajaxIndex); };
	ajaxObjects[ajaxIndex].runAJAX();		// Execute AJAX function		
}


function XMLHTTPObject() {
	var xmlhttp = null;
	var retVal = true;
	
	try {
		this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e1) {
		try {
			this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (e2) {
			xmlhttp = null;
		}
	}

	if (! this.xmlhttp) {
		if (typeof XMLHttpRequest != "undefined") {
			this.xmlhttp = new XMLHttpRequest();
		} else {
			retVal = false;
		}
	}
	/*
	if(typeof ActiveXObject != 'undefined') {
		try {
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try {
				xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(E) {
				xmlhttp = false;
			}
		}
	} else if (XMLHttpRequest) {
		try {xmlhttp = new XMLHttpRequest();}
		catch(e) {xmlhttp = false;}
	}  else  {
		xmlhttp = false; //Browser don't support Ajax
	}
	*/
	return retVal;
}