// Create AJAX XmlHttpRequest object
var xmlHttp = false;
//if (@_jscript_version >= 5) 
try {
	// For MS Internet Explorer 5.0 or above
  xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
  try {
		// For other IE versions
	xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (e2) {
	xmlHttp = false;
  }
}

if (!xmlHttp && typeof XMLHttpRequest != 'undefined') {
	// For all other browsers
  xmlHttp = new XMLHttpRequest();
}