function getAjaxObject() {
	var xmlHttp = false;
	/*@cc_on @*/
	/*@if (@_jscript_version >= 5)
	try {
	  xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
	  try {
	    xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	  } catch (e2) {
	    xmlHttp = false;
	  }
	}
	@end @*/
	
	if (!xmlHttp && typeof XMLHttpRequest != 'undefined') {
	  xmlHttp = new XMLHttpRequest();
	}
	return (xmlHttp);
}

var ajax_obj = getAjaxObject();