function my_toggle() {
	var txtToToggle = $("#hidePart");
	if (txtToToggle.is(":hidden")) {
		$(".class_showButton")
						.removeClass("class_showButton")
						.addClass("class_hideButton")
						.text("nascondi");
		txtToToggle.show();
	}
	else {
		$(".class_hideButton")
						.removeClass("class_hideButton")
						.addClass("class_showButton")
						.text("leggi tutto");
		txtToToggle.hide();
	}
};

$(document).ready(function () {
	$("#hidePart").hide();
	$(".class_hideButton").removeClass("class_hideButton").addClass("class_showButton");
	$("#toggleButton").click(function (event) {
		event.preventDefault();
		my_toggle();
	});
});