function show_details(){
	document.getElementById('details').style.display = '';
	document.getElementById('toggle').innerHTML = '<a href="javascript:void(0);" onclick="hide_details();">Hide details</a>';
}
function hide_details(){
	document.getElementById('details').style.display = 'none';
	document.getElementById('toggle').innerHTML = '<a href="javascript:void(0);" onclick="show_details();">Show details</a>';
}