function xhr(j,k){var w=window,r=w.XMLHttpRequest?new XMLHttpRequest():(w.ActiveXObject?new ActiveXObject('Microsoft.XMLHTTP'):0)
if(r){r.onreadystatechange=function(){r.readyState==4?k(r.responseText,r.responseXML):0}
r.open('GET',j,!0)
r.send('')}}