(function($) {
  var cache = [];
  // Arguments are image paths relative to the current page.
  $.preLoadImages = function() {
    var args_len = arguments.length;
    for (var i = args_len; i--;) {
      var cacheImage = document.createElement('img');
      cacheImage.src = arguments[i];
      cache.push(cacheImage);
    }
  }
})(jQuery)




function abrirJanela(url, nomeJanela, parametros){
    window.open(url, nomeJanela, parametros);
}



function oportunidades(){
    abrirJanela('http://vagas.com.br/procomp?url=javascript:window.close()&cor=white-indigo#','','scrollbars=yes,width=779,height=600');
}



var layer_criada = false;
function trocaFoto(n){

    var foto_atual = "url(images/home/bg_foto0"+n+".jpg)";
    
    //cria layer
    if(layer_criada==false){
        $("body").append("<div class=\"bgFundo\" id=\"lBgFundo\"></div>");
        $('.bgFundo').height($('body').height());
        layer_criada = true;
    }
    
    
   $('#lBgFundo').fadeOut('1500', function(){
        $(this).css('background-image', foto_atual); 
        $(this).fadeIn('1500'); 
   });     
 
    
}