view = new Array();
view['listing'] = new Array();
view['listing']['contact'] = 'contact';
view['listing']['share'] = 'share';
view['listing']['refer'] = 'refer';
view['listing']['recommend'] = 'recommend';
view['listing']['description'] = 'description';

function switch_view(set, item){
for ( i in view[set] ) {
if(view[set][i] == item) {
document.getElementById(view[set][i]).style.display = 'inline';
} else {
document.getElementById(view[set][i]).style.display = 'none';
}
}
}