JS 精确统计网站访问量程序(4)

                        } 
                    } 
                } catch (e) { 
                    alert("Error XMLHttpRequest!"); 
                } 
            } 
        } 
    } else { 
        alert("Error initializing XMLHttpRequest!"); 
    } 
} 
 
function vlstatInitLE(vlch, vlch1, vlch2, vlch3) { 
    var p; 
    var vlstatCH = vlch != null && vlch.length > 0 ? vlch : ""; 
    var vlstatCH1 = vlch1 != null && vlch1.length > 0 ? vlch1 : ""; 
    var vlstatCH2 = vlch2 != null && vlch2.length > 0 ? vlch2 : ""; 
    var vlstatCH3 = vlch3 != null && vlch3.length > 0 ? vlch3 : ""; 
 
    var vlstatCookieId = getStatId(); 
    var vlstatUA = encodeURIComponent(getUA()); 
    var vlstatIPAddress = document.localName; 
    var vlstatREFURL = encodeURIComponent(document.referrer); 
    var vlstatURL = encodeURIComponent(document.URL); 
    var vlstatScreenX = screen.width; 
    var vlstatScreenY = screen.height; 
    var vlstatOS = getPlatform(); 
    var vlstatBrower = getBrower(); 
    var vlstatBrowerLanguage = getBrowerLanguage(); 
    var vlstatPageTitle = encodeURIComponent(getPageTitle()); 
 
    var vlstatAction = "index.php"; 
 
    p = "cookieId=" + vlstatCookieId + "&ua=" + vlstatUA + "&ip=" + vlstatIPAddress + "&refurl=" 
            + vlstatREFURL + "&url=" + vlstatURL + "&screenX=" + vlstatScreenX + "&screenY=" + vlstatScreenY 
            + "&os=" + vlstatOS + "&brower=" + vlstatBrower + "&browerLang=" + vlstatBrowerLanguage