var _selectHeight = 30;

var _forms = document.getElementsByTagName('form');
var inputs = new Array();
var selects = new Array();
var labels = new Array();
var radios = new Array();
var radioLabels = new Array();
var checkboxes = new Array();
var checkboxLabels = new Array();
var buttons = new Array();
var selects = new Array();
var all_selects = false;
var active_select = null;
var agt = navigator.userAgent.toLowerCase();
var selectText = "please select";
var IN_CFORMS = true;

function initCustomForms(){
    if (!document.getElementById) {
        return false;
    }
    getElements();
    separateElements();
    /*replaceRadios();*/
    /*replaceCheckboxes();*/
    replaceSelectById("search_select");
    

    var _selects = document.getElementsByTagName('select');
    var _SelctClassName = [];
    if (_selects) {
        for (var i = 0; i < _selects.length; i++) {
            if (_selects[i].className != '' && _selects[i].className != 'outtaHere')
                _SelctClassName[i] = ' drop-' + _selects[i].className;
        }
        for (var i = 0; i < _SelctClassName.length; i++) {
            var _selectDrop = document.getElementById('optionsDiv' + i);
            if (_selectDrop) {
                if (_SelctClassName[i])
                    _selectDrop.className += _SelctClassName[i];
            }
        }
    }
}


// getting all the required elements
function getElements(){
    for (var nf = 0; nf < document.getElementsByTagName("form").length; nf++) {
        for (var nfi = 0; nfi < document.forms[nf].getElementsByTagName("input").length; nfi++) {
            inputs.push(document.forms[nf].getElementsByTagName("input")[nfi]);
        }
        for (var nfl = 0; nfl < document.forms[nf].getElementsByTagName("label").length; nfl++) {
            labels.push(document.forms[nf].getElementsByTagName("label")[nfl]);
        }
        for (var nfs = 0; nfs < document.forms[nf].getElementsByTagName("select").length; nfs++) {
            selects.push(document.forms[nf].getElementsByTagName("select")[nfs]);
        }
    }
}

// separating all the elements in their respective arrays
function separateElements(){
    var r = 0;
    var c = 0;
    var t = 0;
    var rl = 0;
    var cl = 0;
    var tl = 0;
    var b = 0;
    for (var q = 0; q < inputs.length; q++) {
        if (inputs[q].type == "radio") {
            radios[r] = inputs[q];
            ++r;
            for (var w = 0; w < labels.length; w++) {
                if ((inputs[q].id) && labels[w].htmlFor == inputs[q].id) {
                    radioLabels[rl] = labels[w];
                    ++rl;
                }
            }
        }
        if (inputs[q].type == "checkbox") {
            checkboxes[c] = inputs[q];
            ++c;
            for (var w = 0; w < labels.length; w++) {
                if ((inputs[q].id) && (labels[w].htmlFor == inputs[q].id)) {
                    checkboxLabels[cl] = labels[w];
                    ++cl;
                }
            }
        }
        if ((inputs[q].type == "submit") || (inputs[q].type == "button")) {
            buttons[b] = inputs[q];
            ++b;
        }
    }
}

//replacing radio buttons
function replaceRadios(){
    for (var q = 0; q < radios.length; q++) {
        radios[q].className += " outtaHere";
        var radioArea = document.createElement("div");
        if (radios[q].checked) {
            radioArea.className = "radioAreaChecked";
        }
        else {
            radioArea.className = "radioArea";
        }
        radioArea.id = "myRadio" + q;
        radios[q].parentNode.insertBefore(radioArea, radios[q]);
        radios[q]._ra = radioArea;

        radioArea.onclick = new Function('rechangeRadios(' + q + ')');
        if (radioLabels[q]) {
            radioLabels[q].onclick = new Function('rechangeRadios(' + q + ')');
        }
    }
    return true;
}

//checking radios
function checkRadios(who){
    var what = radios[who]._ra;
    for (var q = 0; q < radios.length; q++) {
        if ((radios[q]._ra.className == "radioAreaChecked") && (radios[q]._ra.nextSibling.name == radios[who].name)) {
            radios[q]._ra.className = "radioArea";
        }
    }
    what.className = "radioAreaChecked";
}

//changing radios
function changeRadios(who){
    if (radios[who].checked) {
        for (var q = 0; q < radios.length; q++) {
            if (radios[q].name == radios[who].name) {
                radios[q].checked = false;
            }
            radios[who].checked = true;
            checkRadios(who);
        }
    }
}

//rechanging radios
function rechangeRadios(who){
    if (!radios[who].checked) {
        for (var q = 0; q < radios.length; q++) {
            if (radios[q].name == radios[who].name) {
                radios[q].checked = false;
            }
            radios[who].checked = true;
            checkRadios(who);
        }
    }
}

//replacing checkboxes
function replaceCheckboxes(){
    for (var q = 0; q < checkboxes.length; q++) {
        checkboxes[q].className += " outtaHere";
        var checkboxArea = document.createElement("div");
        if (checkboxes[q].checked) {
            checkboxArea.className = "checkboxAreaChecked";
        }
        else {
            checkboxArea.className = "checkboxArea";
        }
        checkboxArea.id = "myCheckbox" + q;
        checkboxes[q].parentNode.insertBefore(checkboxArea, checkboxes[q]);
        checkboxes[q]._ca = checkboxArea;
        checkboxArea.onclick = checkboxArea.onclick2 = new Function('rechangeCheckboxes(' + q + ')');
        if (checkboxLabels[q]) {
            checkboxLabels[q].onclick = new Function('changeCheckboxes(' + q + ')');
        }

        checkboxes[q].onkeydown = checkEvent;
    }
    return true;
}

//checking checkboxes
function checkCheckboxes(who, action){
    var what = checkboxes[who]._ca;
    if (action == true) {
        what.className = "checkboxAreaChecked";
        what.checked = true;
    }
    if (action == false) {
        what.className = "checkboxArea";
        what.checked = false;
    }
}

//changing checkboxes
function changeCheckboxes(who){
    if (checkboxes[who].checked) {
        checkCheckboxes(who, false);
    }
    else {
        checkCheckboxes(who, true);
    }
}

//rechanging checkboxes
function rechangeCheckboxes(who){
    var tester = false;
    if (checkboxes[who].checked == true) {
        tester = false;
    }
    else {
        tester = true;
    }
    checkboxes[who].checked = tester;
    checkCheckboxes(who, tester);
}

//check event
function checkEvent(e){
    if (!e)
        var e = window.event;
    if (e.keyCode == 32) {
        for (var q = 0; q < checkboxes.length; q++) {
            if (this == checkboxes[q]) {
                changeCheckboxes(q);
            }
        }
    } //check if space is pressed
}


function replaceSelects(){
    for (var q = 0; q < selects.length; q++) {
        if (!selects[q].replaced && selects[q].offsetWidth) {
            replaceSelect(q)
        }
        all_selects = true;
    }
}

function replaceSelectById(selectId){
    for (var q = 0; q < selects.length; q++) {
        if (selects[q].id == selectId)
            replaceSelect(q)
    }
}

function replaceSelect(q){
    if (selects[q]) {
        selects[q]._number = q;
        //create and build div structure
        var selectArea = document.createElement("div");
        var left = document.createElement("span");
        left.className = "left";
        selectArea.appendChild(left);

        var disabled = document.createElement("span");
        disabled.className = "disabled";
        selectArea.appendChild(disabled);

        selects[q]._disabled = disabled;
        var center = document.createElement("span");
        var button = document.createElement("a");
        var text = document.createTextNode(selectText);
        center.id = "mySelectText" + q;

        var stWidth = selects[q].offsetWidth;
        selectArea.style.width = stWidth + "px";
        if (selects[q].parentNode.className.indexOf("type2") != -1) {
            button.href = "javascript:showOptions(" + q + ",true)";
        }
        else {
            button.href = "javascript:showOptions(" + q + ",false)";
        }
        button.className = "selectButton";
        selectArea.className = "selectArea";
        selectArea.style.position = "relative";

        selectArea.className += " " + selects[q].className;
        selectArea.id = "sarea" + q;
        center.className = "center";
        center.appendChild(text);
        selectArea.appendChild(center);
        selectArea.appendChild(button);

        //hide the select field
        selects[q].className += " outtaHere";
        //insert select div
        old_selectArea = document.getElementById('sarea'+q);
        if (old_selectArea) old_selectArea.innerHTML = selectArea.innerHTML;
        else selects[q].parentNode.insertBefore(selectArea, selects[q]);
        //build & place options div

        var optionsDiv = document.createElement("div");

        var optionsList = document.createElement("ul");
        optionsDiv.innerHTML += "<div class='select-top'><div></div></div>";
        optionsDiv.appendChild(optionsList);

        selects[q]._options = optionsList;

        optionsDiv.style.width = stWidth + "px";
        optionsDiv._parent = selectArea;

        optionsDiv.className = "optionsDivInvisible";
        optionsDiv.id = "optionsDiv" + q;


        populateSelectOptions(selects[q]);
        optionsDiv.innerHTML += "<div class='select-bottom'><div class='select-bottom-left'></div><div class='select-bottom-right'></div></div>";
        old_optionDiv = document.getElementById("optionsDiv" + q);
        if (old_optionDiv)
            old_optionDiv.innerHTML = optionsDiv.innerHTML;
        else
            document.getElementsByTagName("body")[0].appendChild(optionsDiv);
        selects[q].replaced = true;
    }
}

//collecting select options
function populateSelectOptions(me){
    me._options.innerHTML = "";
    for (var w = 0; w < me.options.length; w++) {
        var optionHolder = document.createElement('li');
        var optionLink = document.createElement('a');
        var optionTxt;
        if (me.options[w].title.indexOf('image') != -1) {
            optionTxt = document.createElement('img');
            optionSpan = document.createElement('span');
            optionTxt.src = me.options[w].title;
            optionSpan = document.createTextNode(me.options[w].text);
        }
        else {
            optionTxt = document.createTextNode(me.options[w].text);
        }

        optionLink.href = "javascript:showOptions(" + me._number + "); selectMe('" + me.id + "'," + w + "," + me._number + ");";
        if (me.options[w].title.indexOf('image') != -1) {
            optionLink.appendChild(optionTxt);
            optionLink.appendChild(optionSpan);
        }
        else {
            optionLink.appendChild(optionTxt);
        }
        optionHolder.appendChild(optionLink);
        me._options.appendChild(optionHolder);
        //check for pre-selected items
        if (me.options[w].selected) {
            selectMe(me.id, w, me._number, true);
        }
    }
    if (me.disabled) {
        me._disabled.style.display = "block";
    }
    else {
        me._disabled.style.display = "none";
    }
}

//selecting me
function selectMe(selectFieldId, linkNo, selectNo, notTriggerChange){
    selectField = selects[selectNo];

    for (var k = 0; k < selectField.options.length; k++) {
        if (k == linkNo) {
            selectField.options[k].selected = true;
        }
        else {
            selectField.options[k].selected = false;
        }
    }

    //show selected option
    textVar = document.getElementById("mySelectText" + selectNo);
    var newText;
    var optionSpan;
    if (selectField.options[linkNo].title.indexOf('image') != -1) {
        newText = document.createElement('img');
        newText.src = selectField.options[linkNo].title;
        optionSpan = document.createElement('span');
        optionSpan = document.createTextNode(selectField.options[linkNo].text);
    }
    else {
        newText = document.createTextNode(selectField.options[linkNo].text);
    }
    if (selectField.options[linkNo].title.indexOf('image') != -1) {
        if (textVar.childNodes.length > 1)
            textVar.removeChild(textVar.childNodes[0]);
        textVar.replaceChild(newText, textVar.childNodes[0]);
        textVar.appendChild(optionSpan);
    }
    else {
        if (textVar.childNodes.length > 1)
            textVar.removeChild(textVar.childNodes[0]);
        textVar.replaceChild(newText, textVar.childNodes[0]);
    }
    if (selectField.onchange && all_selects) {
        eval(selectField.onchange());
    }

    if (!notTriggerChange){
        $(selectField).trigger('change');
    }
}

//showing options
function showOptions(g){
    _elem = document.getElementById("optionsDiv" + g);
    var divArea = document.getElementById("sarea" + g);
    if (active_select && active_select != _elem) {
        active_select.className = active_select.className.replace('optionsDivVisible', '');
        active_select.className += " optionsDivInvisible";
        active_select.style.height = "auto";
    }
    if (_elem.className.indexOf("optionsDivInvisible") != -1) {
        _elem.style.left = "-9999px";
        _elem.style.top = findPosY(divArea) + _selectHeight + 'px';
        _elem.className = _elem.className.replace('optionsDivInvisible', '');
        _elem.className += " optionsDivVisible";
        /*if (_elem.offsetHeight > 200)
         {
         _elem.style.height = "200px";
         }*/
        _elem.style.left = findPosX(divArea) + 'px';

        active_select = _elem;
        if (document.documentElement) {
            document.documentElement.onclick = hideSelectOptions;
        }
        else {
            window.onclick = hideSelectOptions;
        }
    }
    else
        if (_elem.className.indexOf("optionsDivVisible") != -1) {
            _elem.style.height = "auto";
            _elem.className = _elem.className.replace('optionsDivVisible', '');
            _elem.className += " optionsDivInvisible";
        }

    // for mouseout
    /*_elem.timer = false;

     _elem.onmouseover = function() {

     if (this.timer) clearTimeout(this.timer);

     }

     _elem.onmouseout = function() {

     var _this = this;

     this.timer = setTimeout(function(){

     _this.style.height = "auto";

     _this.className = _this.className.replace('optionsDivVisible','');

     if (_elem.className.indexOf('optionsDivInvisible') == -1)

     _this.className += " optionsDivInvisible";

     },200);

     }*/

}

function hideSelectOptions(e){
    if (active_select) {
        if (!e)
            e = window.event;
        var _target = (e.target || e.srcElement);
        if (isElementBefore(_target, 'selectArea') == 0 && isElementBefore(_target, 'optionsDiv') == 0) {
            active_select.className = active_select.className.replace('optionsDivVisible', '');
            active_select.className = active_select.className.replace('optionsDivInvisible', '');
            active_select.className += " optionsDivInvisible";
            active_select = false;

            if (document.documentElement) {
                document.documentElement.onclick = function(){
                };
            }
            else {
                window.onclick = null;
            }
        }
    }
}

function isElementBefore(_el, _class){
    var _parent = _el;
    do {
        _parent = _parent.parentNode;
    }
    while (_parent && _parent.className != null && _parent.className.indexOf(_class) == -1)

    if (_parent.className && _parent.className.indexOf(_class) != -1) {
        return 1;
    }
    else {
        return 0;
    }

}

function findPosY(obj){
    var posTop = 0;
    while (obj.offsetParent) {
        posTop += obj.offsetTop;
        obj = obj.offsetParent;
    }
    return posTop;
}

function findPosX(obj){
    var posLeft = 0;
    while (obj.offsetParent) {
        posLeft += obj.offsetLeft;
        obj = obj.offsetParent;
    }
    return posLeft;
}

$(document).ready(initCustomForms)