var slideShowSpeed = 5000

var LeftTop 	= new Array()
var LeftBot 	= new Array()
var RightTop	= new Array()
var RightBot 	= new Array()

var bgTop 	= new Array()
var bgBot 	= new Array()

LeftTop[0] = "<a href='/categorie/6/natuur-en-milieu' title='Navigeer naar: Milieu en Natuur projecten'>Milieu en Natuur</a>"
LeftTop[1] = "<a href='/categorie/9/dieren' title='Navigeer naar: Dieren projecten'>Dieren</a>"
LeftTop[2] = "<a href='/categorie/3/internationaal' title='Navigeer naar: Internationaal projecten'>Internationaal</a>"

RightTop[0] = "<a href='/categorie/2/armoede' title='Navigeer naar: Armoede projecten'>Armoede</a>"
RightTop[1] = "<a href='/categorie/8/gehandicapten' title='Navigeer naar: Gehandicapten projecten'>Gehandicapten</a>"
RightTop[2] = "<a href='/categorie/5/ziek-zijn' title='Navigeer naar: Ziek zijn projecten'>Ziek zijn</a>"

RightBot[0] = "<a href='/categorie/1/ouderen' title='Navigeer naar: Ouderen projecten'>Ouderen</a>"
RightBot[1] = "<a href='/categorie/4/geweld' title='Navigeer naar: Geweld projecten'>Geweld</a>"

LeftBot[0] = "<a href='/categorie/10/kinderen' title='Navigeer naar: Kinderen projecten'>Kinderen</a>"
LeftBot[1] = "<a href='/categorie/7/sport-en-spel' title='Navigeer naar: Sport en Spel projecten'>Sport en Spel</a>"

bgTop[0] 	= 'url(/Content/images/de.uitdaging.etalage.green.top.jpg)'
bgTop[1] = 'url(/Content/images/de.uitdaging.etalage.pink.top.jpg)'
bgTop[2] = 'url(/Content/images/de.uitdaging.etalage.blue.top.jpg)'
bgTop[3] = 'url(/Content/images/de.uitdaging.etalage.orange.top.jpg)'

bgBot[0] = 'url(/Content/images/de.uitdaging.etalage.orange.bot.jpg)'
bgBot[1] = 'url(/Content/images/de.uitdaging.etalage.green.bot.jpg)'
bgBot[2] = 'url(/Content/images/de.uitdaging.etalage.pink.bot.jpg)'
bgBot[3] = 'url(/Content/images/de.uitdaging.etalage.blue.bot.jpg)'

var t

var n1 = 0
var n2 = 3
var n3 = 2
var n4 = 3

var lt = 0
var plt = LeftTop.length
var lb = 0
var plb = LeftBot.length
var rt = 0
var prt = RightTop.length
var rb = 0
var prb = RightBot.length


function runSlideShow(){
   document.getElementById("topLeftTop").innerHTML = LeftTop[lt]
   document.getElementById("topLeftTop").style.background = bgTop[n1]

   document.getElementById("topRightTop").innerHTML = RightTop[rt]
   document.getElementById("topRightTop").style.background = bgTop[n2]

   document.getElementById("topLeftBot").innerHTML = LeftBot[lb]
   document.getElementById("topLeftBot").style.background = bgBot[n3]

   document.getElementById("topRightBot").innerHTML = RightBot[rb]
   document.getElementById("topRightBot").style.background = bgBot[n4]

   n1 = n1 + 1
   n2 = n2 + 1
   n3 = n3 + 1
   n4 = n4 + 1

   lt = lt + 1
   if (lt > (plt-1)) lt=0
   lb = lb + 1
   if (lb > (plb-1)) lb=0
   rb = rb + 1
   if (rb > (prb-1)) rb=0
   rt = rt + 1
   if (rt > (prt-1)) rt=0

   if (n1 > 3) n1=0
   if (n2 > 3) n2=0
   if (n3 > 3) n3=0
   if (n4 > 3) n4=0

   t = setTimeout('runSlideShow()', slideShowSpeed)
}