// JavaScript Document
function showContent(elm)	{
	
	var obj = document.getElementById(elm);
	var objLink = document.getElementById(elm+'_link');
	
	if(obj.style.display == 'none' || obj.style.display == ''){
		obj.style.display = 'block';
		objLink.className = 'open';
	}else{
		obj.style.display = 'none';
		objLink.className = 'closed';
	}
}