$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) });
6462	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6462/0097375444aef03d8cdcdbe6705c1ea088b9b188/prototype.js/buggy/wp-includes/js/prototype.js