function changeBackground(iNumber){
setTimeout(function(){
//alert(iNumber)
if(iNumber > 1){
iNumber = 0;
}
switchNumber(iNumber);
iNumber = parseInt(iNumber) + 1;
changeBackground(iNumber);
}, 20000);
}
function randomizeChange(){
var randomnumber=Math.floor(Math.random()*2);
switchNumber(randomnumber)
changeBackground(++randomnumber);
}
function switchNumber(iNumber){
var sPath = '';
iNumber = parseInt(iNumber);
switch(iNumber){
case 0:
sPath += '';
break;
case 1:
sPath += '';
break;
}
//alert(sPath)
var oObject = document.getElementById('column2left');
oObject.innerHTML = sPath;
sPath = '';
switch(iNumber){
case 0:
sPath += '';
break;
case 1:
sPath += '';
break;
}
var oObject = document.getElementById('column2right');
oObject.innerHTML = sPath;
sPath = '';
switch(iNumber){
case 0:
sPath += '
';
break;
case 1:
sPath += '
';
break;
}
var oObject = document.getElementById('column3outer');
oObject.innerHTML = sPath;
}
randomizeChange();