var intOpener = 8;

function Opener(intNo) {
	for(var i=1; i<=intOpener; i++) {
		var objElement = document.getElementById('opener'+i);
		if(objElement) {
			if(i==intNo) {
				objElement.style.display = objElement.style.display == 'block' ? 'none' : 'block';
			}
			else {
				objElement.style.display = 'none';
			}
		}
	}
}

function Closer() {
	for(var i=1; i<=intOpener; i++) {
		var objElement = document.getElementById('opener'+i);
		//objElement.style.display = 'none';
	}
}