// show/hide functions
function show(id) {
    d = document.getElementById(id);
    d.style.display = "block";
}

function hide(id) {
    d = document.getElementById(id);
    d.style.display = "none";
}

function showinline(id) {
    d = document.getElementById(id);
    d.style.display = "inline";
}

function showstandard(id) {
    d = document.getElementById(id);
    d.style.display = "";
}
sfHover = function() {

    var sfEls = document.getElementsByTagName("li");
    for (var i = 0; i < sfEls.length; i++) {
        sfEls[i].onmouseover = function() {
            this.className += " sfhover";
        }
        sfEls[i].onmouseout = function() {
            this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
        }
    }
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


function showResourceTypes() {
    document.getElementById("theTypes").style.display = "block";
}

function showlocatorflyout() {
    document.getElementById("locatorflyout").style.display = "block";
}
function hidelocatorflyout() {
    document.getElementById("locatorflyout").style.display = "none";
}
function showcloseflyout() {
    /* //delay of 0.5 seconds before div appears which allows user to improperly dbl-click without getting erratic response
    setTimeout('(document.getElementById("closeflyout").style.display = "block")', 500);*/
    document.getElementById("closeflyout").style.display = "block";
}
function hidecloseflyout() {
    /*//delay of 2 seconds before div disappears which allows user to move mouse off
    setTimeout('(document.getElementById("closeflyout").style.display = "none")', 2000);*/
    document.getElementById("closeflyout").style.display = "none";
}


/* Client-side access to querystring name=value pairs
Version 1.2.3
22 Jun 2005
Adam Vandenberg
*/
function Querystring(qs) { // optionally pass a querystring to parse
    this.params = new Object()
    this.get = Querystring_get

    if (qs == null)
        qs = location.search.substring(1, location.search.length)

    if (qs.length == 0) return

    // Turn <plus> back to <space>
    // See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
    qs = qs.replace(/\+/g, ' ')
    var args = qs.split('&') // parse out name/value pairs separated via &

    // split out each name=value pair
    for (var i = 0; i < args.length; i++) {
        var value;
        var pair = args[i].split('=')
        var name = unescape(pair[0])

        if (pair.length == 2)
            value = unescape(pair[1])
        else
            value = name

        this.params[name] = value
    }
}

function Querystring_get(key, default_) {
    // This silly looking line changes UNDEFINED to NULL
    if (default_ == null) default_ = null;

    var value = this.params[key]
    if (value == null) value = default_;

    return value
}

function maskPhone(f) {
    tel = '';
    var val = f.value;
    val = val.replace('(', '');
    val = val.replace(')', '');
    val = val.replace('-', '');
    val = val.split('');
    for (var i = 0; i < val.length; i++) {
        if (i == 0) { val[i] = '(' + val[i] }
        if (i == 2) { val[i] = val[i] + ') ' }
        if (i == 5) { val[i] = val[i] + '-' }
        tel = tel + val[i]
    }
    f.value = tel;
}

function doClick(buttonName, e) {
    var key;
    if (window.event)
        key = window.event.keyCode;     //IE
    else
        key = e.which;     //firefox
    if (key == 13) {
        //Get the button the user wants to have clicked
        var btn = document.getElementById(buttonName);
        if (btn != null) {
            //If we find the button click it
            btn.click();
            //This prevents any further event processing,
            //which is what we want.
            return false;
        }
    }
}

function surveyPageLoad(initVal) {
    var yesNo = "No";
    yesNo = initVal;
    if (yesNo == "Yes") {
        document.getElementById("ContactYes").checked = true
        surveyShowPreferred();
    }
    else {
        document.getElementById("ContactNo").checked = true;
        surveyHidePreferred();
    }
}

function surveyShowPreferred() {
    show('PreferredContactDiv');
    hide('ContactDiv');
    hide('CommentsP');
    if (document.getElementById('ctl00_MainContent_ContactPreferredMethodRbl_0').checked) {
        show('ContactDiv');
        surveyShowPhoneFields();
    }
    if (document.getElementById('ctl00_MainContent_ContactPreferredMethodRbl_1').checked) {
        show('ContactDiv');
        surveyShowEmailFields();
    }
}

function surveyHidePreferred() {
    hide('PreferredContactDiv');
    hide('ContactDiv');
    show('CommentsP');
}

function surveyInitFields() {
    show('ContactDiv');
    hide('StreetRow');
    hide('CityRow');
    hide('StateRow');
    hide('PostalCodeRow');
}
function surveyShowEmailFields() {
    surveyInitFields();
    showstandard('StreetRow');
    showstandard('CityRow');
    showstandard('StateRow');
    showstandard('PostalCodeRow');
}

function surveyShowPhoneFields() {
    surveyInitFields();
}