$(document).ready(function() {
	/*Função para Buscar com a tecla ENTER no chrome*/ 
	if (navigator.userAgent.toLowerCase().indexOf('chrome')) {
		jQuery('#cabecalho_txtBusca').keydown(function(e) {
			if (e.keyCode == '13') {  Buscar('Topo'); }
		});
		jQuery('#rodape_txtBusca').keydown(function(e) {
			if (e.keyCode == '13') { Buscar('Rodape'); }
		});	
	}
});

jQuery.noConflict()(function() {	
	jQuery("#header_menu_category dd.bt_menu").hover(function() {
		jQuery('dl:first',this).show();
		posicaoSubmenu(jQuery('dl:first',this));
		var imgSrc = jQuery('a:first',this).children().attr("src").replace("_off", "_on");
		jQuery('a img',this).attr("src", imgSrc);
		jQuery('select').css('visibility','hidden');
		
	}, function() {
		jQuery('dl:first',this).hide();
		var imgSrc = jQuery('a:first',this).children().attr("src").replace("_on", "_off");
		jQuery('a img',this).attr("src", imgSrc);
		jQuery('select').css('visibility','visible');
	});	
});

function posicaoSubmenu(obj)
{
    var largura = obj.parent().find('a img').width();
	var diff = parseInt((obj.width() - largura) / 2);
	
	if(diff < 0)
	{
		diff *= -1;
	}
	
	obj.css('left', '-' + diff + 'px');
}