function addProvider(url, adult) {
        if (adult == "true") {
            var confirmAdult = confirm("This search plugin points to a website which may contain adult content. By clicking 'OK' you confirm you are old enough and it is legal in your country of residence to view this type of content.");
            if (confirmAdult) {
            } else {
                return;
            }
        }
        try {
            window.external.AddSearchProvider(url);
        } catch (e) {
            alert("You need to be using IE7 or Firefox2 to add a search engine\r\nYou can also install search plugins by using the drop down menu to the right of the search box.");
            return;
        }
    }


    function popUp(URL, title, width, height) {
        window.open(URL, title, "scrollbars=yes,resizable=yes,width=" + width + ",height=" + height);
    }


    function changeIcon() {
        var dropDownValue = document.getElementById("ctl00_mainContent_searchicon").value;
        if (dropDownValue == "upload") {
            document.getElementById(dropDownValue).style.display = "block";
            document.getElementById("favicon").style.display = "none";
        }
        if (dropDownValue == "favicon") {
            document.getElementById(dropDownValue).style.display = "block";
            document.getElementById("upload").style.display = "none";
        }
        if (dropDownValue == "none") {
            document.getElementById("favicon").style.display = "none";
            document.getElementById("upload").style.display = "none";
        }
    }


    function styleForm() {
        if (document.getElementById("uploadicon").value == "") {
            document.getElementById("uploadicon").disabled = true;
            document.getElementById("searchicon").disabled = false;
        } else {
            document.getElementById("uploadicon").disabled = false;
            document.getElementById("searchicon").disabled = true;
        }
    }


    function validateTestURL(sender, args) {
        var testTest = args.Value;
        if (testTest.indexOf("TEST") < 0) {
            args.IsValid = false;
        } else {
            args.IsValid = true;
        }
    }


    function validateTestError(sender, args) {
        var testError = args.Value;
        if (testError.match(/[\/|=|%28]TEST/)) {
            args.IsValid = true;
        } else {
            args.IsValid = false;
        }
    }


    function validateHttpURL(sender, args) {
        var testHttp = args.Value;
        if (testHttp.match(/(^http[s]?:\/\/)/)) {
            args.IsValid = true;
        } else {
            args.IsValid = false;
        }
    }


    function checkTagLength(sender, args) {
        var testTag = args.Value;
        if (testTag.length <= 50) {
            args.IsValid = true;
        } else {
            args.IsValid = false;
        }
    }


    function checkJavaScript(divid) {
        document.getElementById("nojavascript").style.display = "none";
        try {
            document.getElementById(divid).style.visibility = "visible";
        } catch (e) {
        }
    }


    function inputMod(obj, text) {
        obj.hlptext = text;
        if (obj.value == obj.hlptext) {
            obj.hlptext = obj.value;
            obj.value = obj.hlptext == obj.value ? "" : obj.value == "" ? obj.hlptext : obj.value;
        }
    }


    function showKey(text) {
        if (document.getElementById("keyp").style.display == "none") {
            document.getElementById("keyp").style.display = "block";
            document.getElementById("showhidekey").innerHTML = "Hide " + text + " -";
        } else {
            document.getElementById("keyp").style.display = "none";
            document.getElementById("showhidekey").innerHTML = "Show " + text + " +";
        }
    }


    function checkURL(sender, args) {
        var testURL = args.Value;
        if (window.XMLHttpRequest) {
            request = new XMLHttpRequest;
        } else if (window.ActiveXObject) {
            request = new ActiveXObject("Msxml2.XMLHTTP");
            if (!request) {
                request = new ActiveXObject("Microsoft.XMLHTTP");
            }
        }
        if (request) {
            request.open("GET", "http://www.searchplugins.net/test/test.asp?url=" + testURL, false);
            request.send(null);
            if (request.readyState == 4) {
                if (request.status == 200) {
                    var doc = request.responseXML;
                    var root = doc.documentElement;
                    for (var x = 0; x < root.childNodes.length; x++) {
                        if (root.childNodes[x].nodeName == "url") {
                            var urlStatus = root.childNodes[x].firstChild.nodeValue;
                        }
                    }
                    if (urlStatus == "error" &&
                        testURL != "http://www.searchplugins.net/pluginlist.aspx?q=TEST") {
                        args.IsValid = false;
                    } else {
                        args.IsValid = true;
                    }
                }
            }
        }
    }