function aaGetXmlHttpRequest() {
    var xmlHttpObj;
    if (window.XMLHttpRequest) {
        xmlHttpObj = new XMLHttpRequest();
    } else {
        try {
            xmlHttpObj = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch(e) {
            try {
                xmlHttpObj = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch(e) {
                xmlHttpObj = false;
            }
        }
    }
    return xmlHttpObj;
}
function aaScreenIE() {
    if (navigator.appName == 'Microsoft Internet Explorer') {
        msie = navigator.appVersion.split("MSIE")
        version = parseFloat(msie[1]);
        if (version >= 6) return false;
    } else {
        return false;
    }
    return true;
}
function aaGetStyle(obj, styleName) {
    if (obj.currentStyle) return obj.currentStyle[styleName];
    else if (document.defaultView && document.defaultView.getComputedStyle) return document.defaultView.getComputedStyle(obj, null).getPropertyValue(styleName);
    return undefined;
}
function aaManageEvent(eventObj, event, eventHandler) {
    if (eventObj.addEventListener) {
        eventObj.addEventListener(event, eventHandler, false);
    } else if (eventObj.attachEvent) {
        event = "on" + event;
        eventObj.attachEvent(event, eventHandler);
    }
}
function aaCancelEvent(event) {
    if (event.preventDefault) {
        event.preventDefault();
        event.stopPropagation();
    } else {
        event.returnValue = false;
        event.cancelBubble = true;
    }
}
function aaStopEvent(eventObj, event, eventHandler) {
    if (eventObj.removeEventListener) {
        eventObj.removeEventListener(event, eventHandler, false);
    } else if (eventObj.detachEvent) {
        event = "on" + event;
        eventObj.detachEvent(event, getKey);
    }
} //
function aaElem(identifier) {
    return document.getElementById(identifier);
}
function aaAddScript(url) {
    var script = document.createElement('script');
    script.type = 'text/javascript';
    script.src = url;
    document.getElementsByTagName('head')[0].appendChild(script);
}
function aaBindEventListener(obj, method) {
    return function(event) {
        method.call(obj, event || window.event)
    };
}
function aaBindObjMethod(obj, method) {
    return function() {
        method.apply(obj, arguments);
    }
}
function externalLinks() {
    var anchors = document.getElementsByTagName("a");
    for (var i = 0; i < anchors.length; i++) {
        var anchor = anchors[i];
        if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") anchor.target = "_blank";
    }
}
aaManageEvent(window, 'load', externalLinks);