function toggleTip(cnt){
	if(document.getElementById('tip-container-' + cnt).className == 'step-expanded'){
		collapseTip(cnt);
	}else{
		expandTip(cnt);
	}
	return false;
}

function expandTip(cnt){
		document.getElementById('tip-container-' + cnt).className = 'step-expanded';
		document.getElementById('tip-detail-' + cnt).style.display = '';
		document.getElementById('url-text-' + cnt).innerHTML = 'close';
		document.getElementById('url-img-' + cnt).src = '/75years/images/icon_close.jpg';
}

function collapseTip(cnt){
		document.getElementById('tip-container-' + cnt).className = 'step';
		document.getElementById('tip-detail-' + cnt).style.display = 'none';
		document.getElementById('url-text-' + cnt).innerHTML = 'expand';
		document.getElementById('url-img-' + cnt).src = '/75years/images/icon_exp.jpg';
}

function expandAll(){
	for(i = 0; i < window.tips.length; i++){
		expandTip(tips[i]);
	}
	document.getElementById('tip-expand-url').innerHTML = 'Close All'
}

function collapseAll(){
	for(i = 0; i < window.tips.length; i++){
		collapseTip(tips[i]);
	}
	document.getElementById('tip-expand-url').innerHTML = 'Expand All'
}

function toggleAll(){
	if(document.getElementById('tip-expand-url').innerHTML == 'Expand All'){
		expandAll();
	}else{
		collapseAll();
	}
	return false;
}