function info_reset() {

	elem0 = document.getElementById("el0");
	elem1 = document.getElementById("el1");
	elem2 = document.getElementById("el2");
	elem3 = document.getElementById("el3");
	
	elem0.style.display = "block";
	elem1.style.display = "none";
	elem2.style.display = "none";
	elem3.style.display = "none";

}


function info_show(name) {

	elem0 = document.getElementById("el0");
	elem0.style.display = "none";

	id = new String(name);

	current = document.getElementById(id);
	current.style.display = "block";


}