function MCAjaxRequest(){if(window.XMLHttpRequest){try{this.request=new XMLHttpRequest();}catch(e){this.request=null;}}else if(window.ActiveXObject){try{this.request=new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{this.request=new ActiveXObject("Microsoft.XMLHTTP");}catch(e){this.request=null;}}}
if(this.request==null)
alert("Ajax error creating the request.\n"+"Details: "+e);}
MCAjaxRequest.prototype.send=function(type,url,handler,postDataType,postData){if(this.request!=null){this.request.abort();url+="?dummy="+new Date().getTime();try{this.request.onreadystatechange=handler;this.request.open(type,url,true);if(type.toLowerCase()=="get"){this.request.send(null);}else{this.request.setRequestHeader("Content-Type",postDataType);this.request.send(postData);}}catch(e){alert("Ajax error communicating with the server.\n"+"Details: "+e);}}}
MCAjaxRequest.prototype.getReadyState=function(){return this.request.readyState;}
MCAjaxRequest.prototype.getStatus=function(){return this.request.status;}
MCAjaxRequest.prototype.getResponseText=function(){return this.request.responseText;}
MCAjaxRequest.prototype.getResponseXML=function(){return this.request.responseXML;}