boxtools_AJAX = function(){
	var ajax =false;
 	try {
			ajax = new ActiveXObject("Msxml2.XMLHTTP");
	}catch(e){
			try {
	 			ajax = new ActiveXObject("Microsoft.XMLHTTP");
 			 } catch (E) {
	 			ajax = false;
			}
	}
	if (! ajax && typeof XMLHttpRequest!='undefined') {
 			ajax = new XMLHttpRequest();
	}
	return ajax;
}