// JavaScript Document



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

* MultiFrame Image Slideshow script- © Dynamic Drive DHTML code library (www.dynamicdrive.com)

* This notice MUST stay intact for legal use

* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code

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



var seqslides=new Array()

//Set Path to Image plus optional URL ("" for no URL):

seqslides[0]=["images/chapters/1.jpg", ""]

seqslides[1]=["images/chapters/2.jpg", ""]

seqslides[2]=["images/chapters/3.jpg", ""]

seqslides[3]=["images/chapters/4.jpg", ""]

seqslides[4]=["images/chapters/5.jpg", ""]

seqslides[5]=["images/chapters/6.jpg", ""]

seqslides[6]=["images/chapters/7.jpg", ""]

seqslides[7]=["images/chapters/8.jpg", ""]

seqslides[8]=["images/chapters/9.jpg", ""]

seqslides[9]=["images/chapters/10.jpg", ""]

seqslides[10]=["images/chapters/11.jpg", ""]



//Set pause between each image display (2000=2 second):

var slidedelay=2000



//Set how many images to show at once (must be less than total # of images above):

var slidestoreveal=3



//Specify code to insert between each slide (ie: "<br>" to insert a line break and create a vertical layout)

//"" for none (or horizontal):

var slideseparater="&nbsp;&nbsp;&nbsp;"



//Set optional link target to be added to all images with a link:

var optlinktarget="secwindow"



//Set image border width:

var imgborderwidth=0



//Set opacity value of each image when it's "dimmed", and when it's not, respectively (1=100% opaque/normal).

//Change 0.2 to 0 to completely hide image when it's dimmed:

var opacityvalues=[0.2,1]



///No need to edit beyond here///////////



function processimgcode(theimg){

var imghtml=""

if (theimg[1]!="")

imghtml='<a href="'+theimg[1]+'" target="'+optlinktarget+'">'

imghtml+='<img src="'+theimg[0]+'" border="'+imgborderwidth+'" width="240" style="filter:alpha(opacity='+(opacityvalues[0]*100)+');-moz-opacity:'+opacityvalues[0]+'">'

if (theimg[1]!="")

imghtml+='</a>'

return imghtml

}



var curslide=1 //var to track current slide (total: slidestoreveal)

var curimgindex=0 //var to track current image (total: seqslides.length)

var isfirstcycle=1 //boolean to indicate whether this is the first cycle



if (document.getElementById){

for (i=0;i<slidestoreveal;i++)

document.write('<span id="seqslide'+i+'" class="seqslidestyle">'+processimgcode(seqslides[i])+'</span>'+slideseparater)

curimgindex=slidestoreveal

illuminateslide(0,opacityvalues[1])

}



function illuminateslide(slideindex, amt){

var slideobj=document.getElementById("seqslide"+slideindex).getElementsByTagName("IMG")[0]

if (slideobj.filters)

slideobj.filters.alpha.opacity=amt*100

else if (slideobj.style.MozOpacity)

slideobj.style.MozOpacity=amt

}



function displayit(){

if (curslide<slidestoreveal){

if (!isfirstcycle)

changeimage(curslide)

illuminateslide(curslide, opacityvalues[1])

curslide++

}

else{

isfirstcycle=0

for (i=0;i<slidestoreveal;i++)

illuminateslide(i, opacityvalues[0])

changeimage(0)

illuminateslide(0, opacityvalues[1])

curslide=1

}

}



function changeimage(slideindex){

document.getElementById("seqslide"+slideindex).innerHTML=processimgcode(seqslides[curimgindex])

curimgindex++

if (curimgindex>=seqslides.length)

curimgindex=0

}



if (document.getElementById)

setInterval("displayit()",slidedelay)