var prevDivPop = 0;
function toggleDivPop(theDiv) {

	if (prevDivPop != theDiv) {
		toggleDivPop(prevDivPop);
	}

	if(document.getElementById(theDiv)){
		
		if(document.getElementById(theDiv).style.display=='none'){
			document.getElementById(theDiv).style.display='';
			prevDivPop = theDiv;
		}else{
			document.getElementById(theDiv).style.display='none';
			prevDivPop = 0;
		}

	}
		
}