// JavaScript Document
window.onload = function(){
	var icone = document.getElementById('icones').childNodes[1].childNodes[0];
	var balao = document.getElementById('msn');
	
	icone.onmouseover = function(batao){ balao.style.display = 'inline-block';}
	icone.onmouseout = function(batao){ balao.style.display = 'none';}
}