var http = createRequestObject();

function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

function prepare_state_option(company_id, country_id, state_name, state_class, selected_state_id) {
	http.open("get", "/apps/powerstore/includes/ajax/ajax_state.html?sci="+company_id+"&country_id="+country_id+"&state_name="+state_name+"&state_class="+state_class+"&selected_state_id="+selected_state_id);
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
	if (http.readyState == 4){
        document.getElementById("state_option").innerHTML = http.responseText;
    }
}