//ajax
var ajaxObject = false; 
function doAjaxQuery(url,divId) {
	ajaxObject = false;
	if (window.XMLHttpRequest) {
		ajaxObject = new XMLHttpRequest();
		if (ajaxObject.overrideMimeType) {
			ajaxObject.overrideMimeType('text/xml');
		}
	}
	else if (window.ActiveXObject) {
		try {
			ajaxObject = new ActiveXObject("Msxml2.XMLHTTP"); 
		} catch (e) {
			try {
				ajaxObject = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!ajaxObject) {
		alert('Sorry, your browser seems to not support this functionality.');
		return false;
	}
	ajaxObject.onreadystatechange = ajaxResponse;
	ajaxObject.open('GET', url, true); 
	ajaxObject.send(null);
	return true;

function ajaxResponse() {
	if(divId == 's_div'){
	document.getElementById(divId).innerHTML="";	
		}else{
	document.getElementById(divId).innerHTML="loading...";
		}
	
	if (ajaxObject.readyState == 4 ) {
		if (ajaxObject.status == 200) {
			document.getElementById(divId).innerHTML=ajaxObject.responseText;	
		}
	}
} }