function menu()
	{
	activities.style.display = 'none';
	town.style.display = 'none';
	region.style.display = 'none';
	locations.style.display = 'none';
	operators.style.display = 'none';
	}
//activities//
function toggle_activities() {
if(activities.style.display == 'none')
activities.style.display = 'block';
else
activities.style.display = 'none';
if(activitiesplus.style.display == 'none')
activitiesplus.style.display = 'block';
else
activitiesplus.style.display = 'none';
}
//town//
function toggle_town() {
if(town.style.display == 'none')
town.style.display = 'block';
else
town.style.display = 'none';
if(townplus.style.display == 'none')
townplus.style.display = 'block';
else
townplus.style.display = 'none';
}
//region//
function toggle_region() {
if(region.style.display == 'none')
region.style.display = 'block';
else
region.style.display = 'none';
if(regionplus.style.display == 'none')
regionplus.style.display = 'block';
else
regionplus.style.display = 'none';
}
//Geographical location//
function toggle_location() {
if(locations.style.display == 'none')
locations.style.display = 'block';
else
locations.style.display = 'none';
if(locationplus.style.display == 'none')
locationplus.style.display = 'block';
else
locationplus.style.display = 'none';
}
//operators//
function toggle_operator(){
if(operators.style.display == 'none')
operators.style.display = 'block';
else
operators.style.display = 'none';
if(operatorsplus.style.display == 'none')
operatorsplus.style.display = 'block';
else
operatorsplus.style.display = 'none';
}