[jQuery] jQuery way

[jQuery] jQuery way

Hi all!
Is there better way?
var elem = $('#container')[0];
var  arr = ["header","content","footer"];
jQuery.each(elem.childNodes,function(k,v) {
   if (jQuery.inArray(<a href="http://v.id">v.id</a>, arr) < 0) {
      $(v).empty();
   }
})
thanks
Dirceu Barquette