function newXMLHttpRequest(){var xmlreq=false;if(window.XMLHttpRequest){xmlreq=new XMLHttpRequest();}else{if(window.ActiveXObject){try{xmlreq=new ActiveXObject("Msxml2.XMLHTTP");}
catch(e1){try{xmlreq=new ActiveXObject("Microsoft.XMLHTTP");}
catch(e2){}}}}
return xmlreq;}
function getReadyStateHandler(req,responseXmlHandler){return function(){if(req.readyState==4){try{if(req.status&&req.status==200){responseXmlHandler(req.responseXML);}else{if(this.gen_log){gen_log("HTTP problem "+req.status?(": "+req.status):'');}}}catch(e){if(this.gen_log){gen_log("HTTP error [not available] "+e);}}}};}
function getReadyStateHandlerWithFallback(req,responseXmlHandler,responseXmlHandlerFallback,value){return function(){if(req.readyState==4){try{if(req.status&&req.status==200){responseXmlHandler(req.responseXML,value);}else{responseXmlHandlerFallback(value);}}catch(e){if(this.gen_log){gen_log("HTTP error [not available] "+e);}}};}}