function harmonica(Page, Number) {
	if(isNaN(Number)) {return false;}

	var loadURI	=   "harmonica-switch.php";


$.ajax({
	type: "GET",
	xhr:  (window.ActiveXObject) ?
	function() {
	try {
	return new window.ActiveXObject("Microsoft.XMLHTTP");
	} catch(e) {}
	} :
	function() {
	return new window.XMLHttpRequest();
	},
	url: loadURI,
	data: {'page' : Page, 'number' : Number, '_' : new Date().getTime()},
	success: function(data){
		$('#harmonica-content').html(data);
		$('#harmonica-menu > li').removeClass('active');
		$('#harmonica-menu  li:nth-child(' + Number + ')').addClass('active');
	}
});

	return true;
}