/*
Project: Centenary College '08
Author:  Marcos Guareno
File:    slideshow.js
Edit:    12.17.2007
*/


//Specify images for slideshow:
//["Image Path", "Optional Image link"]

var numberslide=new Array()
numberslide[0]=["images/album/photo_01.jpg", ""]
numberslide[1]=["images/album/photo_02.jpg", ""]
numberslide[2]=["images/album/photo_03.jpg", ""]
numberslide[3]=["images/album/photo_04.jpg", ""]
numberslide[4]=["images/album/photo_05.jpg", ""]
numberslide[5]=["images/album/photo_06.jpg", ""]
numberslide[6]=["images/album/photo_07.jpg", ""]
numberslide[7]=["images/album/photo_08.jpg", ""]
numberslide[8]=["images/album/photo_09.jpg", ""]
numberslide[9]=["images/album/photo_10.jpg", ""]
numberslide[10]=["images/album/photo_11.jpg", ""]
numberslide[11]=["images/album/photo_12.jpg", ""]
numberslide[12]=["images/album/photo_13.jpg", ""]
numberslide[13]=["images/album/photo_14.jpg", ""]
numberslide[14]=["images/album/photo_15.jpg", ""]
numberslide[15]=["images/album/photo_16.jpg", ""]
numberslide[16]=["images/album/photo_17.jpg", ""]
numberslide[17]=["images/album/photo_18.jpg", ""]
numberslide[18]=["images/album/photo_19.jpg", ""]
numberslide[19]=["images/album/photo_20.jpg", ""]

var mylinktarget="" //specify optional link target
var mylinkcolor="#999999" //specify default color of number links
var mylinkcolorSelected="#343434" //specify color of selected links

var imgborderwidth=0 //specify border of image slideshow (1=show / 0=hide)

/////Stop customizing here////////////////

var preloadit=new Array()
for (i=0;i<numberslide.length;i++){
preloadit[i]=new Image()
preloadit[i].src=numberslide[i][0]
}

var currentindex=""

function changeslides(which){
var imghtml=""
currentindex=(which=="initial")? 0 : parseInt(which)
var mode=(which=="initial")? "initial" : ""
var which=(mode=="initial")? numberslide[0] : numberslide[which]
if (which[1]!="")
imghtml='<a href="'+which[1]+'" target="'+mylinktarget+'">'
imghtml+='<img src="'+which[0]+'" border="'+imgborderwidth+'">'
if (which[1]!="")
imghtml+='</a>'

if (mode=="initial")
document.write('<div>'+imghtml+'</div>')
else{
document.getElementById("imagecontainer").innerHTML=imghtml
changecolors()
}
}

function createnumbers(){
document.write('<a href="javascript:changeslides(0)" style="color:'+mylinkcolorSelected+'">0</a> ')
for (i=1; i< numberslide.length; i++)
document.write('<a href="javascript:changeslides(\''+i+'\')">'+i+'</a> ')
}

function changecolors(){
var numberobj=document.getElementById("numberDiv")
numberlinks=numberobj.getElementsByTagName("A")
for (i=0; i<=currentindex; i++)
numberlinks[i].style.color=mylinkcolorSelected
for (i=currentindex+1; i<numberslide.length; i++)
numberlinks[i].style.color=mylinkcolor
}

function goforward(){
if (currentindex<numberslide.length-1)
changeslides(currentindex+1)
}

function goback(){
if (currentindex!=0)
changeslides(currentindex-1)
}