jQuery(document).ready(function($) {
    // $() will work as an alias for jQuery() inside of this function
	$('#setaEsq').css({backgroundPosition: '30px 0px'});
	$('#setaDir').css({backgroundPosition: '-30px 0px'});
	
	$("#linkChacara").mouseover(function() {
		$("#setaEsq").animate({backgroundPosition: '0px 0px'});
	}).mouseout(function(){
		$("#setaEsq").animate({backgroundPosition: '30px 0px'});
	});
	
	$("#linkAmbientacao").mouseover(function() {
		$("#setaDir").animate({backgroundPosition: '0px 0px'});
	}).mouseout(function(){
		$("#setaDir").animate({backgroundPosition: '-30px 0px'});
	});
});