/*#############################################################
Name: Niceforms
Version: 1.0
Author: Lucian Slatineanu
URL: http://www.badboy.ro/

Feel free to use and modify but please provide credits.
#############################################################*/

//Global Variables
var niceforms = document.getElementsByTagName('form'); var inputs = new Array(); var labels = new Array(); var radios = new Array(); var radioLabels = new Array(); var checkboxes = new Array(); var checkboxLabels = new Array(); var texts = new Array(); var textareas = new Array(); var selects = new Array(); var selectText = "please select"; var agt = navigator.userAgent.toLowerCase(); this.ie = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1)); var hovers = new Array(); var buttons = new Array(); var isMac = new RegExp('(^|)'+'Apple'+'(|$)');
//Theme Variables - edit these to match your theme
var selectRightSideWidth = 21;
var selectLeftSideWidth = 8;
var selectAreaHeight = 21;
var selectAreaOptionsOverlap = 2;
var imagesPath = "/ad_std/images/";

//Initialization function - if you have any other 'onload' functions, add them here
function init() {
    if(!document.getElementById) {
        return false;
    }
    preloadImages();
    getElements();
    separateElements();
    replaceRadios();
    replaceCheckboxes();
    setSelects();
    //replaceSelects();
    if(!isMac.test(navigator.vendor)) {
        replaceTexts();
        replaceTextareas();
    //buttonHovers();
    }
}


//preloading required images
function preloadImages() {
    preloads = new Object();
    preloads[0] = new Image(); preloads[0].src = imagesPath + "button_left_xon.gif";
    preloads[1] = new Image(); preloads[1].src = imagesPath + "button_right_xon.gif";
    preloads[2] = new Image(); preloads[2].src = imagesPath + "input_left_xon.gif";
    preloads[3] = new Image(); preloads[3].src = imagesPath + "input_right_xon.gif";
    preloads[4] = new Image(); preloads[4].src = imagesPath + "txtarea_bl_xon.gif";
    preloads[5] = new Image(); preloads[5].src = imagesPath + "txtarea_br_xon.gif";
    preloads[6] = new Image(); preloads[6].src = imagesPath + "txtarea_cntr_xon.gif";
    preloads[7] = new Image(); preloads[7].src = imagesPath + "txtarea_l_xon.gif";
    preloads[8] = new Image(); preloads[8].src = imagesPath + "txtarea_tl_xon.gif";
    preloads[9] = new Image(); preloads[9].src = imagesPath + "txtarea_tr_xon.gif";
}
//getting all the required elements
function getElements() {
    var re = new RegExp('(^| )'+'niceform'+'( |$)');
    for (var nf = 0; nf < document.getElementsByTagName('form').length; nf++) {
        if(re.test(niceforms[nf].className)) {
            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 nft = 0; nft < document.forms[nf].getElementsByTagName('textarea').length; nft++) {
                textareas.push(document.forms[nf].getElementsByTagName('textarea')[nft]);
            }
            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(labels[w].htmlFor == inputs[q].id) {
                    if(inputs[q].checked) {
                        labels[w].className = "chosen";
                    } radioLabels[rl] = labels[w]; ++rl;
                }
            }
        }
        if(inputs[q].type == 'checkbox') {
            checkboxes[c] = inputs[q]; ++c;
            for(var w = 0; w < labels.length; w++) {
                if(labels[w].htmlFor == inputs[q].id) {
                    if(inputs[q].checked) {
                        labels[w].className = "chosen";
                    } checkboxLabels[cl] = labels[w]; ++cl;
                }
            }
        }
        if((inputs[q].type == "text") || (inputs[q].type == "password")) {
            texts[t] = inputs[q]; ++t;
        }
        if((inputs[q].type == "submit") || (inputs[q].type == "button")) {
            buttons[b] = inputs[q]; ++b;
        }
    }
}
function replaceRadios() {
    for (var q = 0; q < radios.length; q++) {
        //move radios out of the way
        radios[q].className = "outtaHere";
        //create div
        var radioArea = document.createElement('div');
        if(radios[q].checked) {
            radioArea.className = "radioAreaChecked";
        } else {
            radioArea.className = "radioArea";
        }
        radioArea.style.left = findPosX(radios[q]) + 'px';
        radioArea.style.top = findPosY(radios[q]) + 'px';
        radioArea.style.margin = "1px";
        radioArea.id = "myRadio" + q;
        //insert div
        radios[q].parentNode.insertBefore(radioArea, radios[q]);
        //assign actions
        radioArea.onclick = new Function('rechangeRadios('+q+')');
        radioLabels[q].onclick = new Function('rechangeRadios('+q+')');
        if(!this.ie) {
            radios[q].onfocus = new Function('focusRadios('+q+')'); radios[q].onblur = new Function('blurRadios('+q+')');
        }
        radios[q].onclick = radioEvent;
    }
    return true;
}
function focusRadios(who) {
    var what = document.getElementById('myRadio'+who);
    what.style.border = "1px dotted #333"; what.style.margin = "0";
    return false;
}
function blurRadios(who) {
    var what = document.getElementById('myRadio'+who);
    what.style.border = "0"; what.style.margin = "1px";
    return false;
}
function checkRadios(who) {
    var what = document.getElementById('myRadio'+who);
    others = document.getElementsByTagName('div');
    for(var q = 0; q < others.length; q++) {
        if((others[q].className == "radioAreaChecked")&&(others[q].nextSibling.name == radios[who].name)) {
            others[q].className = "radioArea";
        }
    }
    what.className = "radioAreaChecked";
}
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; radioLabels[q].className = "";
            }
        }
        radios[who].checked = true; radioLabels[who].className = "chosen";
        checkRadios(who);
    }
}
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; radioLabels[q].className = "";
            }
        }
        radios[who].checked = true; radioLabels[who].className = "chosen";
        checkRadios(who);
    }
}
function radioEvent(e) {
    if (!e) var e = window.event;
    if(e.type == "click") {
        for (var q = 0; q < radios.length; q++) {
            if(this == radios[q]) {
                changeRadios(q); break;
            }
        }
    }
}

/*function resetCheckbox(chkfield, parentNode) {
    alert("resetCheckbox");
    alert(parentNode);
    for(var i = 0; i < chkfield.length; i++){
        alert("field - " + chkfield[i]);
        chkfield[i].className = "outtaHere";
        var checkboxArea = document.createElement('div');
        if(chkfield[i].checked) {
            checkboxArea.className = "checkboxAreaChecked";
        } else {
            checkboxArea.className = "checkboxArea";
        }
        checkboxArea.style.left = findPosX(chkfield[i]) + 'px';
        checkboxArea.style.top = findPosY(chkfield[i]) + 'px';
        checkboxArea.style.margin = "1px";
        checkboxArea.id = "myCheckbox" + i;
        //chkfield[i].parentNode
        parentNode.insertBefore(checkboxArea, chkfield[i]);
        checkboxArea.onclick = new Function('rechangeCheckboxes('+i+')');
        if(!isMac.test(navigator.vendor)) {
            checkboxLabels[i].onclick = new Function('changeCheckboxes('+i+')');
        }
        else {
            checkboxLabels[i].onclick = new Function('rechangeCheckboxes('+i+')');
        }
        if(!this.ie) {
            chkfield[i].onfocus = new Function('focusCheckboxes('+1+')'); chkfield[i].onblur = new Function('blurCheckboxes('+i+')');
        }
        chkfield[i].onkeydown = checkEvent;
    }
    //return true;
}*/

function replaceCheckboxes() {
    for (var q = 0; q < checkboxes.length; q++) {
        //move checkboxes out of the way
        checkboxes[q].className = "outtaHere";
        //create div
        var checkboxArea = document.createElement('div');
        if(checkboxes[q].checked) {
            checkboxArea.className = "checkboxAreaChecked";
        } else {
            checkboxArea.className = "checkboxArea";
        }
        checkboxArea.style.left = findPosX(checkboxes[q]) + 'px';
        checkboxArea.style.top = findPosY(checkboxes[q]) + 'px';
        checkboxArea.style.margin = "1px";
        checkboxArea.id = "myCheckbox" + q;
        //insert div
        //alert(checkboxes[q].parentNode.nodeName);
        checkboxes[q].parentNode.insertBefore(checkboxArea, checkboxes[q]);
        //asign actions
        checkboxArea.onclick = new Function('rechangeCheckboxes('+q+')');
        if(!isMac.test(navigator.vendor)) {
            checkboxLabels[q].onclick = new Function('changeCheckboxes('+q+')');
        }
        else {
            checkboxLabels[q].onclick = new Function('rechangeCheckboxes('+q+')');
        }
        if(!this.ie) {
            checkboxes[q].onfocus = new Function('focusCheckboxes('+q+')'); checkboxes[q].onblur = new Function('blurCheckboxes('+q+')');
        }
        checkboxes[q].onkeydown = checkEvent;
    }
    return true;
}
function focusCheckboxes(who) {
    var what = document.getElementById('myCheckbox'+who);
    what.style.border = "1px dotted #333"; what.style.margin = "0";
    return false;
}
function blurCheckboxes(who) {
    var what = document.getElementById('myCheckbox'+who);
    what.style.border = "0"; what.style.margin = "1px";
    return false;
}
function checkCheckboxes(who, action) {
    var what = document.getElementById('myCheckbox'+who);
    if(action == true) {
        what.className = "checkboxAreaChecked";
    }
    if(action == false) {
        what.className = "checkboxArea";
    }
}
function changeCheckboxes(who) {
    if(checkboxLabels[who].className == "chosen") {
        checkboxes[who].checked = true;
        checkboxLabels[who].className = "";
        checkCheckboxes(who, false);
    }
    else if(checkboxLabels[who].className == "") {
        checkboxes[who].checked = false;
        checkboxLabels[who].className = "chosen";
        checkCheckboxes(who, true);
    }
}
function rechangeCheckboxes(who) {
    var tester = false;
    if(checkboxLabels[who].className == "chosen") {
        tester = false;
        checkboxLabels[who].className = "";
    }
    else if(checkboxLabels[who].className == "") {
        tester = true;
        checkboxLabels[who].className = "chosen";
    }
    checkboxes[who].checked = tester;
    checkCheckboxes(who, tester);
}
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 setSelects(){
    for(var q = 0; q < selects.length; q++) {
        var selectWidth = parseInt(selects[q].className.replace(/width_/g, ""));
        selects[q].style.width = selectWidth + 10 + "px";
    }
}
function replaceSelects() {
    for(var q = 0; q < selects.length; q++) {
        //create and build div structure
        var selectArea = document.createElement('div');
        var left = document.createElement('div');
        var right = document.createElement('div');
        var center = document.createElement('div');
        var button = document.createElement('a');
        var text = document.createTextNode(selectText);
        center.id = "mySelectText"+q;
        var selectWidth = parseInt(selects[q].className.replace(/width_/g, ""));
        center.style.width = selectWidth - 10 + 'px';
        selectArea.style.width = selectWidth + selectRightSideWidth + selectLeftSideWidth + 'px';
        button.style.width = selectWidth + selectRightSideWidth + selectLeftSideWidth + 'px';
        button.style.marginLeft = - selectWidth - selectLeftSideWidth + 'px';
        button.href = "javascript:showOptions("+q+")";
        button.onkeydown = selectEvent;
        button.className = "selectButton"; //class used to check for mouseover
        selectArea.className = "selectArea";
        selectArea.id = "sarea"+q;
        left.className = "left";
        right.className = "right";
        center.className = "center";
        right.appendChild(button);
        center.appendChild(text);
        selectArea.appendChild(left);
        selectArea.appendChild(right);
        selectArea.appendChild(center);
        //hide the select field
        selects[q].style.display='none'; 
        //insert select div
        selects[q].parentNode.insertBefore(selectArea, selects[q]);
        //build & place options div
        var optionsDiv = document.createElement('div');
        optionsDiv.style.width = selectWidth + 1 + 'px';
        optionsDiv.style.height = 120 + 1 + 'px';
        optionsDiv.className = "optionsDivInvisible";
        //optionsDiv.style.overflow = "auto";
        optionsDiv.id = "optionsDiv"+q;
        optionsDiv.style.left = findPosX(selectArea) + 'px';
        optionsDiv.style.top = findPosY(selectArea) + selectAreaHeight - selectAreaOptionsOverlap + 'px';
        //get select's options and add to options div
        for(var w = 0; w < selects[q].options.length; w++) {
            var optionHolder = document.createElement('p');
            var optionLink = document.createElement('a');
            var optionTxt = document.createTextNode(selects[q].options[w].text);
            optionLink.href = "javascript:showOptions("+q+"); selectMe('"+selects[q].id+"',"+w+","+q+");";
            optionLink.appendChild(optionTxt);
            optionHolder.appendChild(optionLink);
            optionsDiv.appendChild(optionHolder);
            //check for pre-selected items
            if(selects[q].options[w].selected) {
                selectMe(selects[q].id,w,q);
            }
        }
        //insert options div
        document.getElementsByTagName("body")[0].appendChild(optionsDiv);
    }
}
function showOptions(g) {
    elem = document.getElementById("optionsDiv"+g);
    if(elem.className=="optionsDivInvisible") {
        elem.className = "optionsDivVisible";
    }
    else if(elem.className=="optionsDivVisible") {
        elem.className = "optionsDivInvisible";
    }
    elem.onmouseout = hideOptions;
}
function hideOptions(e) { //hiding the options on mouseout
    if (!e) var e = window.event;
    var reltg = (e.relatedTarget) ? e.relatedTarget : e.toElement;
    if(((reltg.nodeName != 'A') && (reltg.nodeName != 'DIV')) || ((reltg.nodeName == 'A') && (reltg.className=="selectButton") && (reltg.nodeName != 'DIV'))) {
        this.className = "optionsDivInvisible";
    };
    e.cancelBubble = true;
    if (e.stopPropagation) e.stopPropagation();
}
function selectMe(selectFieldId,linkNo,selectNo) {
    //feed selected option to the actual select field
    selectField = document.getElementById(selectFieldId);
    for(var k = 0; k < selectField.options.length; k++) {
        if(k==linkNo) {
            selectField.options[k].selected = "selected";
        }
        else {
            selectField.options[k].selected = "";
        }
    }
    //show selected option
    textVar = document.getElementById("mySelectText"+selectNo);
    var newText = document.createTextNode(selectField.options[linkNo].text);
    textVar.replaceChild(newText, textVar.childNodes[0]);
}
function selectEvent(e) {
    if (!e) var e = window.event;
    var thecode = e.keyCode;
    switch(thecode){
        case 40: //down
            var fieldId = this.parentNode.parentNode.id.replace(/sarea/g, "");
            var linkNo = 0;
            for(var q = 0; q < selects[fieldId].options.length; q++) {
                if(selects[fieldId].options[q].selected) {
                    linkNo = q;
                }
            }
            ++linkNo;
            if(linkNo >= selects[fieldId].options.length) {
                linkNo = 0;
            }
            selectMe(selects[fieldId].id, linkNo, fieldId);
            break;
        case 38: //up
            var fieldId = this.parentNode.parentNode.id.replace(/sarea/g, "");
            var linkNo = 0;
            for(var q = 0; q < selects[fieldId].options.length; q++) {
                if(selects[fieldId].options[q].selected) {
                    linkNo = q;
                }
            }
            --linkNo;
            if(linkNo < 0) {
                linkNo = selects[fieldId].options.length - 1;
            }
            selectMe(selects[fieldId].id, linkNo, fieldId);
            break;
        default:
            break;
    }
}
function replaceTexts() {
    for(var q = 0; q < texts.length; q++) {
        texts[q].style.width = texts[q].size * 10 + 'px';
        txtLeft = document.createElement('img'); txtLeft.src = imagesPath + "input_left.gif"; txtLeft.className = "inputCorner";
        txtRight = document.createElement('img'); txtRight.src = imagesPath + "input_right.gif"; txtRight.className = "inputCorner";
        texts[q].parentNode.insertBefore(txtLeft, texts[q]);
        texts[q].parentNode.insertBefore(txtRight, texts[q].nextSibling);
        texts[q].className = "textinput";
        //create hovers
        texts[q].onfocus = function() {
            this.className = "textinputHovered";
            this.previousSibling.src = imagesPath + "input_left_xon.png";
            this.nextSibling.src = imagesPath + "input_right_xon.png";
        }
        texts[q].onblur = function() {
            this.className = "textinput";
            this.previousSibling.src = imagesPath + "input_left.gif";
            this.nextSibling.src = imagesPath + "input_right.gif";
        }
    }
}
function replaceTextareas() {
    for(var q = 0; q < textareas.length; q++) {
        var where = textareas[q].parentNode;
        var where2 = textareas[q].previousSibling;
        textareas[q].style.width = textareas[q].cols * 10 + 'px';
        textareas[q].style.height = textareas[q].rows * 10 + 'px';
        //create divs
        var container = document.createElement('div');
        container.className = "txtarea";
        container.style.width = textareas[q].cols * 10 + 20 + 'px';
        container.style.height = textareas[q].rows * 10 + 20 + 'px';
        var topRight = document.createElement('div');
        topRight.className = "tr";
        var topLeft = document.createElement('img');
        topLeft.className = "txt_corner";
        topLeft.src = imagesPath + "txtarea_tl.gif";
        var centerRight = document.createElement('div');
        centerRight.className = "cntr";
        var centerLeft = document.createElement('div');
        centerLeft.className = "cntr_l";
        if(!this.ie) {
            centerLeft.style.height = textareas[q].rows * 10 + 10 + 'px';
        }
        else {
            centerLeft.style.height = textareas[q].rows * 10 + 12 + 'px';
        }
        var bottomRight = document.createElement('div');
        bottomRight.className = "br";
        var bottomLeft = document.createElement('img');
        bottomLeft.className = "txt_corner";
        bottomLeft.src = imagesPath + "txtarea_bl.gif";
        //assemble divs
        container.appendChild(topRight);
        topRight.appendChild(topLeft);
        container.appendChild(centerRight);
        centerRight.appendChild(centerLeft);
        centerRight.appendChild(textareas[q]);
        container.appendChild(bottomRight);
        bottomRight.appendChild(bottomLeft);
        //insert structure
        where.insertBefore(container, where2);
        //create hovers
        textareas[q].onfocus = function() {
            this.previousSibling.className = "cntr_l_xon";
            this.parentNode.className = "cntr_xon";
            this.parentNode.previousSibling.className = "tr_xon";
            this.parentNode.previousSibling.getElementsByTagName("img")[0].src = imagesPath + "txtarea_tl_xon.gif";
            this.parentNode.nextSibling.className = "br_xon";
            this.parentNode.nextSibling.getElementsByTagName("img")[0].src = imagesPath + "txtarea_bl_xon.gif";
        }
        textareas[q].onblur = function() {
            this.previousSibling.className = "cntr_l";
            this.parentNode.className = "cntr";
            this.parentNode.previousSibling.className = "tr";
            this.parentNode.previousSibling.getElementsByTagName("img")[0].src = imagesPath + "txtarea_tl.gif";
            this.parentNode.nextSibling.className = "br";
            this.parentNode.nextSibling.getElementsByTagName("img")[0].src = imagesPath + "txtarea_bl.gif";
        }
    }
}
function buttonHovers() {
    for (var i = 0; i < buttons.length; i++) {
        buttons[i].className = "buttonSubmit";
        var buttonLeft = document.createElement('img');
        buttonLeft.src = imagesPath + "button_left.gif";
        buttonLeft.className = "buttonImg";
        buttons[i].parentNode.insertBefore(buttonLeft, buttons[i]);
        var buttonRight = document.createElement('img');
        buttonRight.src = imagesPath + "button_right.gif";
        buttonRight.className = "buttonImg";
        if(buttons[i].nextSibling) {
            buttons[i].parentNode.insertBefore(buttonRight, buttons[i].nextSibling);
        }
        else {
            buttons[i].parentNode.appendChild(buttonRight);
        }
        buttons[i].onmouseover = function() {
            this.className += "Hovered";
            this.previousSibling.src = imagesPath + "button_left_xon.gif";
            this.nextSibling.src = imagesPath + "button_right_xon.gif";
        }
        buttons[i].onmouseout = function() {
            this.className = this.className.replace(/Hovered/g, "");
            this.previousSibling.src = imagesPath + "button_left.gif";
            this.nextSibling.src = imagesPath + "button_right.gif";
        }
    }
}
//Useful functions
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;
}

window.onload = init;