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

var http = createRequestObject();

function sndReq(action,pa) {
    http.open('get', 'inc/ajax.inc.php?action='+action+'&para='+pa);
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    if(http.readyState == 4){
        var response = http.responseText;		
					
        if(response.indexOf('|' != -1)) {
            update = response.split('|');
  		    document.getElementById('block_right_main').innerHTML = http.responseText;																
        }
    }
}