function FlippingBook() {
	this.pages = [];
	this.zoomPages = [];
	this.printPages = [];
	this.contents = [];
	this.stageWidth = "100%";
	this.stageHeight = "100%";
	
	this.settings = {
			bookWidth: 640, bookHeight: 480, scaleBook: true, bookToStageScaling: "0.9", downScaleOnly: true, pagesSet: this.pages, zoomPagesSet: this.zoomPages, printPagesSet: this.printPages, scaleContent: true, preserveProportions: false, centerContent: true, hardcover: false, hardcoverThickness: 3, hardcoverEdgeColor: "0xFFFFFF",
			highlightHardcover: true, frameWidth: 0, frameColor: "0xFFFFFF", frameAlpha: 100, firstPageNumber: 1, autoFlipSize: 50, navigationFlipOffset: 30, navigationFlipTop: false, flipOnClick: true, handOverCorner: true, handOverPage: true, alwaysOpened: false,
			staticShadowsType: "Asymmetric", // Asymmetric, Symmetric, Default
			staticShadowsDepth: 1,
			staticShadowsLightColor: "0xFFFFFF", // works for "Symmetric" shadows only
			staticShadowsDarkColor: "0x000000",
			dynamicShadowsDepth: 1,
			dynamicShadowsLightColor: "0xFFFFFF", // works for "dark" pages only
			dynamicShadowsDarkColor: "0x000000",
			moveSpeed: 2, closeSpeed: 3, gotoSpeed: 3, rigidPageSpeed: 5, flipSound: "", hardcoverSound: "", 
			preloaderType: "Thin", // "Progress Bar", "Round", "Thin", "Dots", "Gradient Wheel", "Gear Wheel", "Line", "Animated Book", "None"
			pageBackgroundColor: "0x99CCFF",
			loadOnDemand: true, allowPagesUnload: true, showUnderlyingPages: false, playOnDemand: true, freezeOnFlip: false, darkPages: false, smoothPages: false, rigidPages: false,
			flipCornerStyle: "manually",// "first page only", "each page", "manually"
			flipCornerPosition: "bottom-right",// "bottom-right","top-right","bottom-left","top-left"
			flipCornerAmount: 50, flipCornerAngle: 20, flipCornerRelease: true, flipCornerVibrate: true, flipCornerPlaySound: false, zoomEnabled: true, zoomPath: "pages/", zoomImageWidth: 900, zoomImageHeight: 1165,
			zoomOnClick: true, zoomUIColor: "0x8f9ea6", zoomHint: "Double click to zoom in.", zoomHintEnabled: false, centerBook: true,	useCustomCursors: true, dropShadowEnabled: true, dropShadowHideWhenFlipping: true, backgroundColor: "0xFFFFFF",
			backgroundImage: "img/bookBackground.jpg", backgroundImagePlacement: "fit", //  "top left", "center", "fit" printEnabled: true, printTitle: "Print Pages", downloadURL: "", downloadTitle: "Download PDF", downloadSize: "Size: 4.7 Mb", downloadComplete: "Complete",
			extXML: ""
		};
		
		this.containerId = "fbContainer";
		this.forwardButtonId = "fbForwardButton";
		this.backButtonId = "fbBackButton";
		this.zoomButtonId = "fbZoomButton";
		this.printButtonId = "fbPrintButton";
		this.downloadButtonId = "fbDownloadButton";
		this.currentPagesId = "fbCurrentPages";
		this.totalPagesId = "fbTotalPages";
		this.contentsMenuId = "fbContentsMenu";		
};

FlippingBook.prototype.create = function(){
	this.settings.pagesSet = this.pages;
	this.settings.zoomPagesSet = this.zoomPages;
	this.settings.printPagesSet = this.printPages;
	
	if( location.hash.substr(1) != "" )
		this.settings.firstPageNumber = location.hash.substr(1);
	
	this.addLoadEvent( this.onWindowLoad );
	
	var tmpArr = this.settings.backgroundColor.split("x");
	
	swfobject.embedSWF("FlippingBook.swf", this.containerId, this.stageWidth, this.stageHeight, "9.0.0", "js/expressInstall.swf", this.settings, {allowScriptAccess: "always",  bgcolor: "#" + tmpArr[1] });
}

FlippingBook.prototype.getFlippingBookReference = function() {
	return this.getObjectReference( this.containerId );
}

FlippingBook.prototype.getObjectReference = function( id ) {
	return document.getElementById( id );
}

FlippingBook.prototype.flipForward = function() {
	flippingBook.getFlippingBookReference().flipForward();
}

FlippingBook.prototype.flipBack = function() {
	flippingBook.getFlippingBookReference().flipBack();
}

FlippingBook.prototype.zoomButtonClick = function() {
	if( flippingBook.getFlippingBookReference().isZoomedIn() )
		flippingBook.zoomOut();
	else
		flippingBook.zoomIn();
}

FlippingBook.prototype.zoomIn = function() {
	this.getFlippingBookReference().zoomIn();
}

FlippingBook.prototype.zoomOut = function() {
	this.getFlippingBookReference().zoomOut();
}

FlippingBook.prototype.print = function() {	
	flippingBook.getFlippingBookReference().print();
}

FlippingBook.prototype.downloadFile = function() {	
	if( flippingBook.settings.downloadURL )
		flippingBook.getFlippingBookReference().downloadFile();
}

FlippingBook.prototype.onWindowLoad = function(){	
	var forwardButton = flippingBook.getObjectReference( flippingBook.forwardButtonId );
	if( forwardButton ){
		forwardButton.style.cursor = "pointer";
		forwardButton.onclick = flippingBook.flipForward;
	}
	
	var backButton = flippingBook.getObjectReference( flippingBook.backButtonId );
	if( backButton ){
		backButton.style.cursor = "pointer";
		backButton.onclick = flippingBook.flipBack;
	}
	
	var zoomButton = flippingBook.getObjectReference( flippingBook.zoomButtonId );
	if( zoomButton ){
		zoomButton.style.cursor = "pointer";
		zoomButton.onclick = flippingBook.zoomButtonClick;
	}
	
	var printButton = flippingBook.getObjectReference( flippingBook.printButtonId );
	if( printButton ){
		printButton.style.cursor = "pointer";
		printButton.onclick = flippingBook.print;
	}

	var downloadButton = flippingBook.getObjectReference( flippingBook.downloadButtonId );
	if( downloadButton ){
		downloadButton.style.cursor = "pointer";
		downloadButton.onclick = flippingBook.downloadFile;
	}
	
	flippingBook.buildContentsMenu();
}

FlippingBook.prototype.onPutPage = function( leftPageNumber, rightPageNumber ){
	this.updatePagination( leftPageNumber, rightPageNumber );
	this.updateContentsMenu( leftPageNumber, rightPageNumber );
}

FlippingBook.prototype.updatePagination = function( leftPageNumber, rightPageNumber ){
	var leftPageExists = ( leftPageNumber != undefined );
	var rightPageExists = ( rightPageNumber != undefined );
			
	var pageNumberString = leftPageNumber + "-" + rightPageNumber;
	if( !leftPageExists )
		pageNumberString = rightPageNumber;	
	if( !rightPageExists )
		pageNumberString = leftPageNumber;

	this.getObjectReference( this.currentPagesId ).innerHTML = pageNumberString;
	this.getObjectReference( this.totalPagesId ).innerHTML = " / " + this.getFlippingBookReference().totalPages();	
}

FlippingBook.prototype.buildContentsMenu = function(){
	var contentsSelect = this.getObjectReference( this.contentsMenuId );
	
	if( contentsSelect ){
		for( var i = 0; i < this.contents.length; i++ )
			contentsSelect.options[i] = new Option(this.contents[i][0], this.contents[i][1]);
			
		contentsSelect.onchange = this.onContentsChange;
	}
}

FlippingBook.prototype.onContentsChange = function(){
	var contentsSelect = flippingBook.getObjectReference( flippingBook.contentsMenuId );
	var pageNumber = contentsSelect.options[contentsSelect.selectedIndex].value;
	
	if( pageNumber )
		flippingBook.getFlippingBookReference().flipGotoPage( pageNumber );
}

FlippingBook.prototype.updateContentsMenu = function( leftPageNumber, rightPageNumber ){
	var contentsSelect = flippingBook.getObjectReference( flippingBook.contentsMenuId );

	if( contentsSelect ){
		for( var i = 0; i < this.contents.length - 1; i++ ){
			var minPage = contentsSelect.options[i].value;
			var maxPage = contentsSelect.options[i+1].value;
			if( leftPageNumber ){
				var l = Number( leftPageNumber );
				var isLeftTitle = (l == minPage);
				var isLeftInner = !isLeftTitle && ( l > minPage && l < maxPage );
			} else {
				var isLeftTitle = false;
				var isLeftInner = true;
			}
			
			if( rightPageNumber ){
				var r = Number( rightPageNumber );
				var isRightTitle = (r == minPage);
				var isRightInner = !isRightTitle && ( r > minPage && r < maxPage );
			}else {
					var isRightTitle = false;
					var isRightInner = true;
			}
			
			if( (isLeftTitle || isRightTitle) || (isLeftInner && isRightInner)  ) {
				break;
			}
		}	
		contentsSelect.selectedIndex = i;
	}
}

FlippingBook.prototype.getWindowHeight = function() {
	var windowHeight = 0;
	
	if (typeof(window.innerHeight) == 'number' ) {
		windowHeight=window.innerHeight;
	}
	else {
		if (document.documentElement &&	document.documentElement.clientHeight) {
				windowHeight = document.documentElement.clientHeight;
		}
		else {
			if (document.body&&document.body.clientHeight) {
				windowHeight=document.body.clientHeight;
			}
		}
	}
	
	return windowHeight;
}

FlippingBook.prototype.addLoadEvent = function ( fn ) {
	if (typeof window.addEventListener != "undefined") {
		window.addEventListener("load", fn, false);
	}
	else if (typeof document.addEventListener != "undefined") {
		document.addEventListener("load", fn, false);
	}
	else if (typeof window.attachEvent != "undefined") {
		window.attachEvent("onload", fn);
	}
	else if (typeof window.onload == "function") {
		var fnOld = window.onload;
		window.onload = function() {
			fnOld();
			fn();
		};
	}
	else {
		window.onload = fn;
	}
}

FlippingBook.prototype.handleWheel = function ( delta ){
	this.getFlippingBookReference().onWheelScroll( delta );
}

flippingBook = new FlippingBook();

function wheel(event){
	var delta = 0;
	if (!event) event = window.event;
	if (event.wheelDelta) {
		delta = event.wheelDelta/120; 
		if (window.opera) delta = -delta;
	} else if (event.detail) {
		delta = -event.detail/3;
	}
	if (delta)
		flippingBook.handleWheel(delta);
        if (event.preventDefault)
                event.preventDefault();
        event.returnValue = false;
}

if (window.addEventListener)
	window.addEventListener('DOMMouseScroll', wheel, false);
window.onmousewheel = document.onmousewheel = wheel;