function prepareHiddenInformation() {
	var $hidden_content_box = document.getElementById('emailfriend');
	
	if ($hidden_content_box.getAttribute('status') == 'open') {	// if the link has a 'status' (internal variable) of 'open' the continue to close it, otherwise skip next few lines
					// get the actual element to be hidden by its ID
				$hidden_content_box.style.display = 'none';	// give this element a CSS declaration of display:none; to hide it
				
				$hidden_content_box.setAttribute('status','closed');	// update the link's status variable to 'closed'
			}
			else {	// if the link does not have a 'status' (internal variable) of 'open' then it must be closed already. 
				$hidden_content_box.style.display = 'block';	// give this element a CSS declaration of display:block; to show it
				
				$hidden_content_box.setAttribute('status','open');	// update the link's status variable to 'open'
			}
}