function createRequestObject() {
    var ro;
    if (window.XMLHttpRequest) {
	    try {
		    ro = new XMLHttpRequest();
	    } catch(e) {
		    ro = false;
	    }
    } else if (window.ActiveXObject) {
	    try {
		    ro = new ActiveXObject("Microsoft.XMLHTTP");
	    } catch(e) {
		    ro = false;
	    }
    }
    return ro;
}

var http = createRequestObject();

function sndReq(script,action) {
    http.open('get', script + '.php?id=' + action);
    http.send(null);
}