function createREQ()
{try{req = new XMLHttpRequest();}catch(err1){try{req = new ActiveXObject('Msxml2.XMLHTTP');}catch(err2){try{req = new ActiveXObject("Microsoft.XMLHTTP");}catch(err3){req = false;}}}return req;}function requestGET(url, query, req){myRand=parseInt(Math.random()*99999999);req.open("GET",url+'?'+query+'&rand='+myRand,true);req.send(null);}function requestPOST(url, query, req){req.open("POST", url, true);req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');req.send(query);}function doCallback(callback, item){eval(callback + '(item)');}function doAjax(url, query, callback, reqtype, option, getxml){var myreq = createREQ();myreq.onreadystatechange = function(){if(myreq.readyState == 4){if(myreq.status == 200){var item = myreq.responseText;if(getxml==1)				{item = myreq.responseXML;}doCallback(callback, item);}}else{var item;if(option=='1'){item = '<img src="common/images/ajax_loader.gif" title="Loading..." alt="Loading..." style="float:none;" />';doCallback(callback, item);}			else if(option=='2'){item = '<img src="common/images/ajax_loader.gif" title="Loading..." alt="Loading..." style="float:none" />';doCallback(callback, item);	}else{item = '';}}}
	if(reqtype=='post'){requestPOST(url,query,myreq);}else{requestGET(url,query,myreq);}}