function xoopsGetElementById(id){
        if (document.getElementById) {
                return (document.getElementById(id));
        } else if (document.all) {
                return (document.all[id]);
        } else {
                if ((navigator.appname.indexOf("Netscape") != -1) && parseInt(navigator.appversion == 4)) {
                        return (document.layers[id]);
                }
        }
}

function xoopsSetElementProp(name, prop, val) {
        var elt=xoopsGetElementById(name);
        if (elt) elt[prop]=val;
}

function xoopsSetElementStyle(name, prop, val) {
        var elt=xoopsGetElementById(name);
        if (elt && elt.style) elt.style[prop]=val;
}

function xoopsGetFormElement(fname, ctlname) {
        var frm=document.forms[fname];
        return frm?frm.elements[ctlname]:null;
}

function justReturn() {
        return;
}

function openWithSelfMain(url,name,width,height,returnwindow) {
        var options = "width=" + width + ",height=" + height + ",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no";

        var new_window = window.open(url, name, options);
        window.self.name = "main";
        new_window.focus();
        if (returnwindow != null) {
           return new_window;
        }
}

function setElementColor(id, color){
        xoopsGetElementById(id).style.color = "#" + color;
}

function setElementFont(id, font){
        xoopsGetElementById(id).style.fontFamily = font;
}

function setElementSize(id, size){
        xoopsGetElementById(id).style.fontSize = size;
}

function changeDisplay(id){
        var elestyle = xoopsGetElementById(id).style;
        if (elestyle.display == "") {
                elestyle.display = "none";
        } else {
                elestyle.display = "block";
        }
}

function setVisible(id){
        xoopsGetElementById(id).style.visibility = "visible";
}

function setHidden(id){
        xoopsGetElementById(id).style.visibility = "hidden";
}

function makeBold(id){
        var eleStyle = xoopsGetElementById(id).style;
        if (eleStyle.fontWeight != "bold" && eleStyle.fontWeight != "700") {
                eleStyle.fontWeight = "bold";
        } else {
                eleStyle.fontWeight = "normal";
        }
}

function makeItalic(id){
        var eleStyle = xoopsGetElementById(id).style;
        if (eleStyle.fontStyle != "italic") {
                eleStyle.fontStyle = "italic";
        } else {
                eleStyle.fontStyle = "normal";
        }
}

function makeUnderline(id){
        var eleStyle = xoopsGetElementById(id).style;
        if (eleStyle.textDecoration != "underline") {
                eleStyle.textDecoration = "underline";
        } else {
                eleStyle.textDecoration = "none";
        }
}

function makeLineThrough(id){
        var eleStyle = xoopsGetElementById(id).style;
        if (eleStyle.textDecoration != "line-through") {
                eleStyle.textDecoration = "line-through";
        } else {
                eleStyle.textDecoration = "none";
        }
}

function appendSelectOption(selectMenuId, optionName, optionValue){
        var selectMenu = xoopsGetElementById(selectMenuId);
        var newoption = new Option(optionName, optionValue);
        newoption.selected = true;
        selectMenu.options[selectMenu.options.length] = newoption;
}

function disableElement(target){
        var targetDom = xoopsGetElementById(target);
        if (targetDom.disabled != true) {
                targetDom.disabled = true;
        } else {
                targetDom.disabled = false;
        }
}
function xoopsCheckAll(formname, switchid) {
        var ele = document.forms[formname].elements;
        var switch_cbox = xoopsGetElementById(switchid);
        for (var i = 0; i < ele.length; i++) {
                var e = ele[i];
                if ( (e.name != switch_cbox.name) && (e.type == 'checkbox') ) {
                        e.checked = switch_cbox.checked;
                }
        }
}

function xoopsCheckGroup(formname, switchid, groupid) {
        var ele = document.forms[formname].elements;
        var switch_cbox = xoopsGetElementById(switchid);
        for (var i = 0; i < ele.length; i++) {
                var e = ele[i];
                if ( (e.type == 'checkbox') && (e.id == groupid) ) {
                        e.checked = switch_cbox.checked;
                        e.click(); e.click();  // Click to activate subgroups
                                                                        // Twice so we don't reverse effect
                }
        }
}

function xoopsCheckAllElements(elementIds, switchId) {
        var switch_cbox = xoopsGetElementById(switchId);
        for (var i = 0; i < elementIds.length; i++) {
                var e = xoopsGetElementById(elementIds[i]);
                if ((e.name != switch_cbox.name) && (e.type == 'checkbox')) {
                        e.checked = switch_cbox.checked;
                }
        }
}

function xoopsSavePosition(id)
{
        var textareaDom = xoopsGetElementById(id);
        if (textareaDom.createTextRange) {
                textareaDom.caretPos = document.selection.createRange().duplicate();
        }
}

function xoopsInsertText(domobj, text)
{
        if(domobj.selectionEnd){
                var str1=domobj.value.substring(0, domobj.selectionStart);
                var str2=domobj.value.substring(domobj.selectionEnd, domobj.value.length);
                domobj.value = str1 + text + str2;
                domobj.selectionEnd = domobj.selectionStart;
                domobj.blur();
        }else
        if (domobj.createTextRange && domobj.caretPos){
                  var caretPos = domobj.caretPos;
                caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? text + ' ' : text;
        } else if (domobj.getSelection && domobj.caretPos){
                var caretPos = domobj.caretPos;
                caretPos.text = caretPos.text.charat(caretPos.text.length - 1) == ' ' ? text + ' ' : text;
        } else {
                domobj.value = domobj.value + text;
          }
}

function xoopsCodeSmilie(id, smilieCode) {
        var revisedMessage;
        var textareaDom = xoopsGetElementById(id);
        xoopsInsertText(textareaDom, smilieCode);
        textareaDom.focus();
        return;
}

function showImgSelected(imgId, selectId, imgDir, extra, xoopsUrl) {
        if (xoopsUrl == null) {
                xoopsUrl = "./";
        }
        imgDom = xoopsGetElementById(imgId);
        selectDom = xoopsGetElementById(selectId);
        if (selectDom.options[selectDom.selectedIndex].value != "") {
                imgDom.src = xoopsUrl + "/"+ imgDir + "/" + selectDom.options[selectDom.selectedIndex].value + extra;
        } else {
        imgDom.src = xoopsUrl + "/images/blank.gif";
        }
}

function xoopsCodeUrl(id, enterUrlPhrase, enterWebsitePhrase){
        if (enterUrlPhrase == null) {
                enterUrlPhrase = "Enter the URL of the link you want to add:";
        }
        if (enterWebsitePhrase == null) {
                enterWebsitePhrase = "Enter the web site title:";
        }
        var text = prompt(enterUrlPhrase, "");
        var domobj = xoopsGetElementById(id);
        if ( text != null && text != "" ) {
                var selection = getSelect(id);
                if (selection.length>0){
                        var text2 = prompt(enterWebsitePhrase, selection);
                }else {
                        var text2 = prompt(enterWebsitePhrase, "");
                }
                if ( text2 != null ) {
                        if ( text2 == "" ) {
                                var result = "[url=" + text + "]" + text + "[/url]";
                        } else {
                                var pos = text2.indexOf(unescape('%00'));
                                if(0 < pos){
                                        text2 = text2.substr(0,pos);
                                }
                                var result = "[url=" + text + "]" + text2 + "[/url]";
                        }
                        xoopsInsertText(domobj, result);
                }
        }
        domobj.focus();
}

function xoopsCodeImg(id, enterImgUrlPhrase, enterImgPosPhrase, imgPosRorLPhrase, errorImgPosPhrase){
        if (enterImgUrlPhrase == null) {
                enterImgUrlPhrase = "Enter the URL of the image you want to add:";
        }
        var selection = getSelect(id);
        if (selection.length>0){
                var text = prompt(enterImgUrlPhrase, selection);
        }else {
                var text = prompt(enterImgUrlPhrase, "");
        }
        var domobj = xoopsGetElementById(id);
        if ( text != null && text != "" ) {
                if (enterImgPosPhrase == null) {
                        enterImgPosPhrase = "Now, enter the position of the image.";
                }
                if (imgPosRorLPhrase == null) {
                        imgPosRorLPhrase = "'R' or 'r' for right, 'L' or 'l' for left, or leave it blank.";
                }
                if (errorImgPosPhrase == null) {
                        errorImgPosPhrase = "ERROR! Enter the position of the image:";
                }
                var text2 = prompt(enterImgPosPhrase + "\n" + imgPosRorLPhrase, "");
                while ( ( text2 != "" ) && ( text2 != "r" ) && ( text2 != "R" ) && ( text2 != "l" ) && ( text2 != "L" ) && ( text2 != null ) ) {
                        text2 = prompt(errorImgPosPhrase + "\n" + imgPosRorLPhrase,"");
                }
                if ( text2 == "l" || text2 == "L" ) {
                        text2 = " align=left";
                } else if ( text2 == "r" || text2 == "R" ) {
                        text2 = " align=right";
                } else {
                        text2 = "";
                }
                var result = "[img" + text2 + "]" + text + "[/img]";
                xoopsInsertText(domobj, result);
        }
        domobj.focus();
}

function xoopsCodeEmail(id, enterEmailPhrase){
        if (enterEmailPhrase == null) {
                enterEmailPhrase = "Enter the email address you want to add:";
        }
        var selection = getSelect(id);
        if (selection.length>0){
                var text = prompt(enterEmailPhrase, selection);
        }else {
                var text = prompt(enterEmailPhrase, "");
        }
        var domobj = xoopsGetElementById(id);
        if ( text != null && text != "" ) {
                var result = "[email]" + text + "[/email]";
                xoopsInsertText(domobj, result);
        }
        domobj.focus();
}

function xoopsCodeQuote(id, enterQuotePhrase){
        if (enterQuotePhrase == null) {
                enterQuotePhrase = "Enter the text that you want to be quoted:";
        }
        var selection = getSelect(id);
        if (selection.length>0){
                var text = prompt(enterQuotePhrase, selection);
        }else {
                var text = prompt(enterQuotePhrase, "");
        }
        var domobj = xoopsGetElementById(id);
        if ( text != null && text != "" ) {
                var pos = text.indexOf(unescape('%00'));
                if(0 < pos){
                        text = text.substr(0,pos);
                }
                var result = "[quote]" + text + "[/quote]";
                xoopsInsertText(domobj, result);
        }
        domobj.focus();
}

function xoopsCodeCode(id, enterCodePhrase){
        if (enterCodePhrase == null) {
                enterCodePhrase = "Enter the codes that you want to add.";
        }
        var selection = getSelect(id);
        if (selection.length>0){
                var text = prompt(enterCodePhrase, selection);
        }else {
                var text = prompt(enterCodePhrase, "");
        }
        var domobj = xoopsGetElementById(id);
        if ( text != null && text != "" ) {
                var result = "[code]" + text + "[/code]";
                xoopsInsertText(domobj, result);
        }
        domobj.focus();
}

function xoopsCodeText(id, hiddentext, enterTextboxPhrase){
        var textareaDom = xoopsGetElementById(id);
        var textDom = xoopsGetElementById(id + "Addtext");
        var fontDom = xoopsGetElementById(id + "Font");
        var colorDom = xoopsGetElementById(id + "Color");
        var sizeDom = xoopsGetElementById(id + "Size");
        var xoopsHiddenTextDomStyle = xoopsGetElementById(hiddentext).style;
        var selection = getSelect(id);
        if (selection.length>0){
                var textDomValue = selection;
        }else {
                var textDomValue = textDom.value;
        }
        var fontDomValue = fontDom.options[fontDom.options.selectedIndex].value;
        var colorDomValue = colorDom.options[colorDom.options.selectedIndex].value;
        var sizeDomValue = sizeDom.options[sizeDom.options.selectedIndex].value;
        if ( textDomValue == "" ) {
                if (enterTextboxPhrase == null) {
                        enterTextboxPhrase = "Please input text into the textbox.";
                }
                alert(enterTextboxPhrase);
                textDom.focus();
        } else {
                if ( fontDomValue != "FONT") {
                        textDomValue = "[font=" + fontDomValue + "]" + textDomValue + "[/font]";
                        fontDom.options[0].selected = true;
                }
                if ( colorDomValue != "COLOR") {
                        textDomValue = "[color=" + colorDomValue + "]" + textDomValue + "[/color]";
                        colorDom.options[0].selected = true;
                }
                if ( sizeDomValue != "SIZE") {
                        textDomValue = "[size=" + sizeDomValue + "]" + textDomValue + "[/size]";
                        sizeDom.options[0].selected = true;
                }
                if (xoopsHiddenTextDomStyle.fontWeight == "bold" || xoopsHiddenTextDomStyle.fontWeight == "700") {
                        textDomValue = "[b]" + textDomValue + "[/b]";
                        xoopsHiddenTextDomStyle.fontWeight = "normal";
                }
                if (xoopsHiddenTextDomStyle.fontStyle == "italic") {
                        textDomValue = "[i]" + textDomValue + "[/i]";
                        xoopsHiddenTextDomStyle.fontStyle = "normal";
                }
                if (xoopsHiddenTextDomStyle.textDecoration == "underline") {
                        textDomValue = "[u]" + textDomValue + "[/u]";
                        xoopsHiddenTextDomStyle.textDecoration = "none";
                }
                if (xoopsHiddenTextDomStyle.textDecoration == "line-through") {
                        textDomValue = "[d]" + textDomValue + "[/d]";
                        xoopsHiddenTextDomStyle.textDecoration = "none";
                }
                xoopsInsertText(textareaDom, textDomValue);
                textDom.value = "";
                xoopsHiddenTextDomStyle.color = "#000000";
                xoopsHiddenTextDomStyle.fontFamily = "";
                xoopsHiddenTextDomStyle.fontSize = "12px";
                xoopsHiddenTextDomStyle.visibility = "hidden";
                textareaDom.focus();
        }
}

function xoopsValidate(subjectId, textareaId, submitId, plzCompletePhrase, msgTooLongPhrase, allowedCharPhrase, currCharPhrase) {
        var maxchars = 65535;
        var subjectDom = xoopsGetElementById(subjectId);
        var textareaDom = xoopsGetElementById(textareaId);
        var submitDom = xoopsGetElementById(submitId);
        if (textareaDom.value == "" || subjectDom.value == "") {
                if (plzCompletePhrase == null) {
                        plzCompletePhrase = "Please complete the subject and message fields.";
                }
                alert(plzCompletePhrase);
                return false;
        }
        if (maxchars != 0) {
                if (textareaDom.value.length > maxchars) {
                        if (msgTooLongPhrase == null) {
                                msgTooLongPhrase = "Your message is too long.";
                        }
                        if (allowedCharPhrase == null) {
                                allowedCharPhrase = "Allowed max chars length: ";
                        }
                        if (currCharPhrase == null) {
                                currCharPhrase = "Current chars length: ";
                        }
                        alert(msgTooLongPhrase + "\n\n" + allowedCharPhrase + maxchars + "\n" + currCharPhrase + textareaDom.value.length + "");
                        textareaDom.focus();
                        return false;
                } else {
                        submitDom.disabled = true;
                        return true;
                }
        } else {
                submitDom.disabled = true;
                return true;
        }
}

function getSelect(id){
        if (window.getSelection){
                ele = document.getElementById(id);
                var selection = ele.value.substring(
                        ele.selectionStart, ele.selectionEnd
                );
        }
        else if (document.getSelection){
                var selection = document.getSelection();
        }
        else if (document.selection){
                var selection = document.selection.createRange().text;
        }
        else{
                var selection = null;
        }
        return selection;
}












//ajax


// Variaveis globais
var obj;
var id;
var funcao;
var dados;

<!--------------------------------------------------------------------------------------->
// Funcoes do xmlhttprequest
<!--------------------------------------------------------------------------------------->

function CreateObjXMLHttpRequest() { // Cria o objeto

    obj = null;

    // Procura por um objeto nativo W3C (Mozilla/Safari/Konqueror/Opera)
    if (window.XMLHttpRequest){

        obj = new XMLHttpRequest(); // Cria o objeto nativo
        obj_type = "XMLHttpRequest";

    } else if (window.ActiveXObject) { // Senao procura por uma versao ActiveX (IE)

        // Array com tipos de objeto ActiveX
        var msxmls = new Array('Msxml2.XMLHTTP.5.0',
                               'Msxml2.XMLHTTP.4.0',
                               'Msxml2.XMLHTTP.3.0',
                               'Msxml2.XMLHTTP',
                               'Microsoft.XMLHTTP');

        // Percorre array com versoes do ActiveX e tenta criar o objeto
        for (var i = 0; i < msxmls.length; i++) {
            try {
                obj = new ActiveXObject(msxmls[i]); // Tenta criar o objeto nativo
                obj_type = msxmls[i];
                break;
            } catch(e) {
                obj = false;
            }
        }
    } else { // Nenhum objeto suportado pelo browser
        obj = false;
    }
    return obj;
}

function GetContent()
{
    if(obj) // Verifica se objeto ainda existe
    {
        if(obj.readyState == 4) // Se requisicao terminada (readyState = 4)
        {
            if(obj.status == 200) // Se status retornado "ok" (status = 200)
            {
                eval(funcao+'();'); // Chama funcao respectiva
            }
            else  // Se status diferente de "ok"
            {
                alert('Erro! "'+ obj.statusText +'" (erro '+ obj.status +')'); //Exibe mensagem com o erro
            }
        }
    }
    else
    {
        return false;
    }
}

function Requisition(var_id,arquivo,var_funcao,dados)
{
    obj = CreateObjXMLHttpRequest(); // Cria uma instancia do objeto

    id = var_id;
    funcao = var_funcao;

    // Trata variaveis enviadas por url
    if(dados){
        url = '?';
        for (var i = 0; i < dados.length; i++) {
            if(i > 0){
                url += '&';
            }
            url += 'dado'+i+'='+url_encode(dados[i]);
        }
    } else {
        url = '';
    }


    obj.open('GET',arquivo+url, true) // Metodo prepara objeto pra requisicao
    obj.onreadystatechange = GetContent; // Define a funcao chamada na mudanca de status do objeto
    obj.send(null); // Envia requisicao
}

// url_encode version 1.0
function url_encode(str) {
    var hex_chars = "0123456789ABCDEF";
    var noEncode = /^([a-zA-Z0-9\_\-\.])$/;
    var n, strCode, hex1, hex2, strEncode = "";

    for(n = 0; n < str.length; n++) {
        if (noEncode.test(str.charAt(n))) {
            strEncode += str.charAt(n);
        } else {
            strCode = str.charCodeAt(n);
            hex1 = hex_chars.charAt(Math.floor(strCode / 16));
            hex2 = hex_chars.charAt(strCode % 16);
            strEncode += "%" + (hex1 + hex2);
        }
    }
    return strEncode;
}

// url_decode version 1.0
function url_decode(str) {
    var n, strCode, strDecode = "";

    for (n = 0; n < str.length; n++) {
        if (str.charAt(n) == "%") {
            strCode = str.charAt(n + 1) + str.charAt(n + 2);
            strDecode += String.fromCharCode(parseInt(strCode, 16));
            n += 2;
        } else {
            strDecode += str.charAt(n);
        }
    }
    return strDecode;
}

<!--------------------------------------------------------------------------------------->
// Funcoes do sistema
<!--------------------------------------------------------------------------------------->

function InserirPagina_envia(){
    document.getElementById(id).innerHTML = obj.responseText;
}

function InserirPagina_recebe(){
    document.getElementById(id).innerHTML = url_decode(obj.responseText);
}

<!--------------------------------------------------------------------------------------->
// Chamadas as funcoes
<!--------------------------------------------------------------------------------------->


//RETIRAR ESTA FUNÇÃO POSTERIORMENTE
function ListarOrganizacao(organizacao, servidor) {
    // Monta array dos dados enviados pela requisicao
    var dados = new Array(organizacao);

    Requisition(id='usuarios',url=servidor+'/modules/profile/include/listar_organizacao.php', funcao='InserirPagina_recebe', dados);
}

function ProcuraUsuario(organizacao, usuario, servidor) {
	
	if (organizacao == "") {
		alert("Favor selecionar uma organização");
		return false;
	}

	// Monta array dos dados enviados pela requisicao
    var dados = new Array(usuario, organizacao);

    // Chama requisicao
    Requisition(id='usuario',url=servidor+'/modules/profile/include/listar_usuarios.php', funcao='InserirPagina_recebe', dados);
}