// JScript File
var maxDivId, currentDivId, strOriginal;

//Our XmlHttpRequest object to get the auto suggestvar 
searchReq = getXmlHttpRequestObject();

function getXmlHttpRequestObject() {

    if (window.XMLHttpRequest) {
        return new XMLHttpRequest();
    }
    else if (window.ActiveXObject) {
        return new ActiveXObject("Microsoft.XMLHTTP");
    }
    else {
        alert("Your Browser Sucks!\nIt's about time to upgrade don't you think?");
    }
}

//Called from keyup on the search textbox.//Starts the AJAX request.
function searchSuggest(e) {
    var key = window.event ? e.keyCode : e.which;

    if (key == 40 || key == 38) {
        scrolldiv(key);
    }
    else {
        if (searchReq.readyState == 4 || searchReq.readyState == 0) {
            var str = escape(document.getElementById('searWords').value);
            strOriginal = str;
            searchReq.open("GET", 'Result.aspx?search=' + str, true);
            searchReq.onreadystatechange = handleSearchSuggest;
            searchReq.send(null);
        }

    }
}
//Called when the AJAX response is returned.
function handleSearchSuggest() {
    if (searchReq.readyState == 4) {
        var ss = document.getElementById('search_suggest');
        ss.innerHTML = '';
        var str = searchReq.responseText.split("~");

        if (str.length > 1) {

            for (i = 0; i < str.length - 1; i++) {
                //Build our element string.  This is cleaner using the DOM, but
                //IE doesn't support dynamically added attributes.
                maxDivId = i;
                currentDivId = -1;
                var suggest = '<div ';
                suggest += 'id=div' + i;
                suggest += '  '
                suggest += 'onmouseover="javascript:suggestOver(this);" ';
                suggest += 'onmouseout="javascript:suggestOut(this);" ';
                suggest += 'onclick="javascript:setSearch(this.innerHTML);" ';
                suggest += 'class="suggest_link">' + str[i] + '</div>';
                ss.innerHTML += suggest;
                ss.style.visibility = 'visible';
            }
        }
        else {

            ss.style.visibility = 'hidden';
        }
    }

}

//Mouse over function
function suggestOver(div_value) {
    div_value.className = 'suggest_link_over';

}

function scrollOver(div_value) {

    div_value.className = 'suggest_link_over';
    document.getElementById('searWords').value = div_value.innerHTML;
}

//Mouse out function
function suggestOut(div_value) {
    div_value.className = 'suggest_link';
}

//Click function
function setSearch(value) {
    var ss = document.getElementById('search_suggest');

    document.getElementById('searWords').value = value;
    ss.innerHTML = '';
    ss.style.visibility = 'hidden';
}

function scrolldiv(key) {
    var tempID;



    if (key == 40) {
        if (currentDivId == -1) {
            setScroll(0, 0);
            currentDivId = 0;
        }
        else {
            if (currentDivId == maxDivId) {
                tempID = 'div' + maxDivId;
                var a = document.getElementById(tempID);
                currentDivId = -1;
                suggestOut(a)
                document.getElementById('searWords').value = strOriginal;
            }
            else {
                tempID = currentDivId + 1;
                setScroll(currentDivId, tempID)
            }

        }
    }
    else if (key == 38) {
        if (currentDivId == -1) {
            tempID = maxDivId;
            setScroll(maxDivId, maxDivId);
        }
        else {
            if (currentDivId == 0) {
                tempID = 'div' + currentDivId;
                var a = document.getElementById(tempID);
                currentDivId = -1;
                suggestOut(a)
                document.getElementById('searWords').value = strOriginal;

            }
            else {
                tempID = currentDivId - 1;
                setScroll(currentDivId, tempID);

            }

        }


    }
}
function setScroll(Old, New) {
    var tempDivId;
    currentDivId = New;

    tempDivId = 'div' + Old;
    var a = document.getElementById(tempDivId);
    suggestOut(a)

    tempDivId = 'div' + currentDivId;
    var b = document.getElementById(tempDivId);
    scrollOver(b);

}