$(function(){
	var $btAbreLogin = $("#btAbreLogin"),
		$telaLogin   = $("#telaLogin"),
		$boxLogin    = $(".boxLogin"),
		$closeLogin  = $(".closeLogin");
	
	$btAbreLogin.click(function(e){
		e.preventDefault();
		$telaLogin.fadeIn("fast");
		
		$boxLogin.css({
			height: 0,
			marginTop: 0
		});
		
		$boxLogin.animate({
			marginTop: -120,
			height: 240
		});
	});
	
	$closeLogin.click(function(){
		$telaLogin.fadeOut("fast");
	});
});