$A(element.childNodes).each(function(node) { element.removeChild(node) }); 
$H(extras).each(function(pair) { headers[pair.key] = pair.value }); 
      $A(element.childNodes).each(function(node) { element.removeChild(node) });
4999	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4999/0c67d2a1c175fa312f232b827bd1c26b95eac0e1/prototype.js/clean/wp-includes/js/scriptaculous/prototype.js