function ajaxCallBackObj(){}
function ajaxXHR(){try{return new XMLHttpRequest();}catch(h){}try{return new ActiveXObject("Msxml2.XMLHTTP");}catch(h){}try{return new ActiveXObject("Microsoft.XMLHTTP");}catch(h){}try{return new ActiveXObject("Msxml2.XMLHTTP.4.0");}catch(h){}alert('No AJAX');return false;}
function ajaxCallPost(a,b,c,d){var e=ajaxXHR();if(e){e.onreadystatechange=function(){if(e.readyState==4){if(e.status==200)c(e,d);else alert('AJAX Error.  Status='.e.status);delete e;e=null;}};e.open('POST',a,true);e.setRequestHeader('Content-type','application/x-www-form-urlencoded');e.setRequestHeader('Content-length',b.length);e.setRequestHeader('Connection','close');e.send(b);}}
function ajaxCallGet(a,c,d){var e=ajaxXHR();if(e){e.onreadystatechange=function(){if(e.readyState==4){if(e.status==200)c(e,d);else alert('AJAX Error.  Status='.e.status);delete e;e=null;}};e.open('GET',a,true);e.send(null);}}