var menuItems = new Array('ViewSummary', 'VisitorLocation', 'PostView', 'PostVisitor');

function toggleMenu(selection, pid) {
	for (var i=0; i<menuItems.length; i++) {
		$('#' + menuItems[i]).hide();
  		$('#m_' + menuItems[i]).removeClass('on');
	}
	$('#m_' + selection).addClass('on');
	$('#' + selection).show();
	$('#' + selection).html('loading page...');
	
	if (pid != '') {
		var reqUrl = '/src/ctrl/viewanalysis.php?Display=' + selection + '&PostId=' + pid;
	} else {
		var reqUrl = '/src/ctrl/viewanalysis.php?Display=' + selection;
	}
	
	$.ajax({
		url: reqUrl,
		type: "GET",
		success: function(rc) {
			$('#' + selection).html(rc);
		}
	});
}