$(document).ready(function(){
	lastBlock = $('#a1');
	maxWidth = "300px";
	minWidth = "34px";
	
	$("#servicos .cont > ul li a").hover(function(){
	$(lastBlock).animate({width: minWidth}, {queue:false, duration:400});
	$(this).animate({width: maxWidth}, {queue:false, duration:400});
	lastBlock = this;
	}, function () {}
	);
});