function getAjax(url, target) { 
	if (window.XMLHttpRequest) {
		objRequest = new XMLHttpRequest();
  }
	else if (window.ActiveXObject) {
    objRequest = new ActiveXObject("MSXML2.XMLHTTP");
  }

  objRequest.open("GET", url, true);
  objRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
  objRequest.onreadystatechange = function () {
  	if (this.readyState == 4) {
    	document.getElementById(target).innerHTML = this.responseText;
    }
  }
  objRequest .send("");
}