/***********************************************
* Book Flip slideshow script- � Ger Versluis 2003
* Permission granted to DynamicDrive.com to feature script
* This notice must stay intact for use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/
// 7 variables to control behavior
var Book_Image_Width=238;
var Book_Image_Height=325;
var Book_Border=false;
var Book_Border_Color="gray";
var Book_Speed=15;
var Book_NextPage_Delay=2500; //1 second=1000
var Book_Vertical_Turn=0;

// array to specify images and optional links. At least 4
// If Link is not needed keep it ""

/*	Book_Image_Sources=new Array(
		"photo1.jpg","http://www.dynamicdrive.com",
		"photo2.jpg","http://www.javascriptkit.com",
		"photo3.jpg","", //this slide isn't linked
		"photo4.jpg","http://www.codingforums.com" // NOTE No comma after last line
		);
*/
Book_Image_Sources=new Array(
	"flip_images/02.jpg","",
	"flip_images/01.jpg","",
	"flip_images/04.jpg","http://ukbookworld.com/cgi-bin/search.pl?s_i_DLR_ID=bonymobooks&s_i_author=olson&s_i_title=&s_i_keywords=&s_i_publisher=&submit2=start+search",
	"flip_images/03.jpg","",
	"flip_images/06.jpg","",
	"flip_images/05.jpg","",
	"flip_images/08.jpg","",
	"flip_images/07.jpg","",
	"flip_images/10.jpg","",
	"flip_images/09.jpg","",
	"flip_images/12.jpg","",
	"flip_images/11.jpg","",
	"flip_images/14.jpg","",
	"flip_images/13.jpg","",
	"flip_images/16.jpg","",
	"flip_images/15.jpg","",
	"flip_images/18.jpg","",
	"flip_images/17.jpg","",
	"flip_images/20.jpg","",
	"flip_images/19.jpg",""
);

/***************** DO NOT EDIT BELOW **********************************/
var B_LI,B_MI,B_RI,B_TI,B_Angle=0,B_CrImg=6,B_MaxW,B_Direction=1;
var B_MSz,B_Stppd=false;B_Pre_Img=new Array(Book_Image_Sources.length);

function ImageBook(){
	if(document.getElementById){
		for(i=0;i<Book_Image_Sources.length;i+=2){
			B_Pre_Img[i]=new Image();B_Pre_Img[i].src=Book_Image_Sources[i]}
		Book_Div=document.getElementById("Book");
		B_LI=document.createElement("img");Book_Div.appendChild(B_LI);
		B_RI=document.createElement("img");Book_Div.appendChild(B_RI);
		B_MI=document.createElement("img");Book_Div.appendChild(B_MI);
		B_LI.style.position=B_MI.style.position=B_RI.style.position="absolute";
		B_LI.style.zIndex=B_RI.style.zIndex=0;B_MI.style.zIndex=1;
		B_LI.style.top=(Book_Vertical_Turn?Book_Image_Height+1:0)+"px";
		B_LI.style.left=0+"px";
		B_MI.style.top=0+"px";
		B_MI.style.left=(Book_Vertical_Turn?0:Book_Image_Width+1)+"px";
		B_RI.style.top=0+"px";
		B_RI.style.left=(Book_Vertical_Turn?0:Book_Image_Width+1)+"px";
		B_LI.style.height=Book_Image_Height+"px";
		B_MI.style.height=Book_Image_Height+"px";
		B_RI.style.height=Book_Image_Height+"px";
		B_LI.style.width=Book_Image_Width+"px";
		B_MI.style.width=Book_Image_Width+"px";
		B_RI.style.width=Book_Image_Width+"px";
		if(Book_Border){
			B_LI.style.borderStyle=B_MI.style.borderStyle=B_RI.style.borderStyle="solid";
			B_LI.style.borderWidth=1+"px";
			B_MI.style.borderWidth=1+"px";
			B_RI.style.borderWidth=1+"px";
			B_LI.style.borderColor=B_MI.style.borderColor=B_RI.style.borderColor=Book_Border_Color}
		B_LI.src=B_Pre_Img[0].src;
		B_LI.lnk=Book_Image_Sources[1];
		B_MI.src=B_Pre_Img[2].src;
		B_MI.lnk=Book_Image_Sources[3];
		B_RI.src=B_Pre_Img[4].src;
		B_RI.lnk=Book_Image_Sources[5];
		B_LI.onclick=B_MI.onclick=B_RI.onclick=B_LdLnk;
		B_LI.onmouseover=B_MI.onmouseover=B_RI.onmouseover=B_Stp;
		B_LI.onmouseout=B_MI.onmouseout=B_RI.onmouseout=B_Rstrt;
		BookImages()}}

function BookImages(){
	if(!B_Stppd){
		if(Book_Vertical_Turn){
			B_MSz=Math.abs(Math.round(Math.cos(B_Angle)*Book_Image_Height));
			MidOffset=!B_Direction?Book_Image_Height+1:Book_Image_Height-B_MSz;
			B_MI.style.top=MidOffset+"px";
			B_MI.style.height=B_MSz+"px"}
		else{	B_MSz=Math.abs(Math.round(Math.cos(B_Angle)*Book_Image_Width));
			MidOffset=B_Direction?Book_Image_Width+1:Book_Image_Width-B_MSz;
			B_MI.style.left=MidOffset+"px";
			B_MI.style.width=B_MSz+"px"}
		B_Angle+=Book_Speed/720*Math.PI;
		if(B_Angle>=Math.PI/2&&B_Direction){
			B_Direction=0;
			if(B_CrImg==Book_Image_Sources.length)B_CrImg=0;
			B_MI.src=B_Pre_Img[B_CrImg].src;
			B_MI.lnk=Book_Image_Sources[B_CrImg+1];
			B_CrImg+=2}
		if(B_Angle>=Math.PI){
			B_Direction=1;
			B_TI=B_LI;
			B_LI=B_MI;
			B_MI=B_TI;
			if(Book_Vertical_Turn)B_MI.style.top=0+"px";
			else B_MI.style.left=Book_Image_Width+1+"px";
			B_MI.src=B_RI.src;
			B_MI.lnk=B_RI.lnk;

			setTimeout("Book_Next_Delay()",Book_NextPage_Delay)}
		else setTimeout("BookImages()",50)}
	else setTimeout("BookImages()",50)}

function Book_Next_Delay(){
		if(B_CrImg==Book_Image_Sources.length)B_CrImg=0;
		B_RI.src=B_Pre_Img[B_CrImg].src;
		B_RI.lnk=Book_Image_Sources[B_CrImg+1];
		B_MI.style.zIndex=2;
		B_LI.style.zIndex=1;
		B_Angle=0;
		B_CrImg+=2;
	setTimeout("BookImages()",50)}

function B_LdLnk(){if(this.lnk)window.location.href=this.lnk}
function B_Stp(){B_Stppd=true;this.style.cursor=this.lnk?"pointer":"default"}
function B_Rstrt(){B_Stppd=false}