rem: $A(element.childNodes).each(function(node){ element.removeChild(node) }); 
add: depth.times(function(){ div = div.firstChild }); 
context:       $A(element.childNodes).each(function(node){        element.removeChild(node)      });
meta: 4319	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4319/55c6c64da0fbbfba74a0b4ad68022bf640a0a049/prototype.js/buggy/railties/html/javascripts/prototype.js