Set focus to field in dynamically loaded DIV

Question

What is the proper method to set the focus to a specific field within a dynamically loaded DIV?

$(\"#display\").load(\"?control=msgs\"); // loads the HTML in         


        

Answer 1

$("#display").load("?control=msgs", {}, function() { 
  $('#header').focus();
});

i tried it but it doesn't work, please give me more advice to resolve this problem. thanks for your help