function createRequest(){
	
	var req;
	if(typeof(XMLHttpRequest) != 'undefined') req = new XMLHttpRequest();
	else req = false;

	if(!req) {
		try {
			req = new ActiveXObject("MSXML.XMLHTTP");
		} catch (olderMS) {
			try {
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(oops) {
				alert('not able to create');
			}
		}
	}
	return(req)
}