// JavaScript Document
var container=document.getElementById("topContent");

var divs=container.getElementsByTagName("img");
function getRightClass(obj){
	obj.className='button'
}
function changeimage(obj){
for (i=0;i<divs.length;i++)
{
if(divs[i].style.visibility=='visible'){//active element. need to change ocupacy;

	divs[i].style.visibility='hidden';
	divs[i].style.opacity=0;
	divs[i].style.display='none';
document.getElementById("slideControls").getElementsByTagName("li")[i].className='button'	
}

}
divs[obj].style.visibility='visible';
divs[obj].style.opacity=1;
divs[obj].style.display='block';
}