rem: if (xhr.status > 200) {f('Erreur HTTP :  ' +  xhr.status);} else  { f(xhr.responseText); } 
add: try { s = xhr.status > 200} catch (e) {s = 0; } if (s) {f('Erreur HTTP :  ' +  xhr.status);} else  { f(xhr.responseText); } 
context: function ajahReady(xhr, f) {	if (xhr.readyState == 4) {		if (xhr.status > 200) // Opera dit toujours 0 !                      {f('Erreur HTTP :  ' +  xhr.status);}                else  { f(xhr.responseText); }        }}
meta: 207	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/207/2d192666a331f5e80da8a37d5bdde0129948558a/layer.js/buggy/dist/javascript/layer.js