var infoEl;
var showHideEl;

function hideCourseInfo() {	

	infoEl = document.getElementById('courseinfowrap');
	showHideEl = document.getElementById('courseinfolink');

	if (infoEl == null || showHideEl == null){
		return;
	}
	
	infoEl.style.display = 'none';
	showHideEl.innerHTML = '<a onclick=\"toggleInfo();return false;\">View more information about this course</a>';
}
function toggleInfo() {
	if (infoEl == null || showHideEl == null){
		return;
	}
	if (infoEl.style.display == 'none') {
		infoEl.style.display = 'block';
		showHideEl.innerHTML = '<a onclick=\"toggleInfo();return false;\">Hide information about this course</a>';
	} else {
		hideCourseInfo();
	}
}