function $() {
    var elements = new Array();

    for (var i = 0; i < arguments.length; i++) {
        var element = arguments[i];
        if (typeof element == 'string')
        element = document.getElementById(element);

        if (arguments.length == 1)
        return element;

        elements.push(element);
    }

    return elements;
}

function newWindow(mypage,myname,w,h,features) {
    if(screen.width){
        var winl = (screen.width-w)/2;
        var wint = (screen.height-h)/2;
    }else{winl = 0;wint =0;}
    if (winl < 0) winl = 0;
    if (wint < 0) wint = 0;
    var settings = 'height=' + h + ',';
    settings += 'width=' + w + ',';
    settings += 'top=' + wint + ',';
    settings += 'left=' + winl + ',';
    settings += features;
    win = window.open(mypage,myname,settings);
    win.window.focus();
}

function popup(mypage,myname,features) {
    if(screen.width){
        var winl = (screen.width-w)/2;
        var wint = (screen.height-h)/2;
    }else{winl = 0;wint =0;}
    if (winl < 0) winl = 0;
    if (wint < 0) wint = 0;
    var settings = 'top=' + wint + ',';
    settings += 'left=' + winl + ',';
    settings += features;
    win = window.open(mypage,myname,settings);
    win.window.focus();
}

function modal_popup(url){
    newWindow(url,'modal',"toolbar=no,menubar=no,personalbar=no,width=10,height=10,scrollbars=no,resizable=yes,modal=yes,dependable=yes");
    return(false);
}

function submitenter(myfield,e){

    var keycode;
    var onSubmit=false;
    if (window.event) keycode = window.event.keyCode;
    else if (e) keycode = e.which;
    else return true;

    onSubmit = (submitenter.arguments.length > 2)?submitenter.arguments[2]:'showList()';


    if (keycode == 13){
        if (!myfield.form.onsubmit){
            eval(onSubmit);
        }else{
            myfield.form.submit();
        }

        return false;
    }
    else
    return true;
}

function isPressEnter(e){
    var keycode;
    if (window.event) keycode = window.event.keyCode;
    else if (e) keycode = e.which;
    else return false;

    return (keycode == 13);
}

function isEnterCallShowList(e){
    return (isPressEnter(e))?showList():true;
}

function showLoading(){
    document.body.style.cursor = 'wait';
    $('loading').style.top=document.body.scrollTop + 10;
    $('loading').style.display = 'block';
};

function hiddenLoading(){
    document.body.style.cursor = '';
    $('loading').style.display = 'none';
};

// WBS TEXT TOOLS
//Specify affected tags. Add or remove from list:
var tgs = new Array( 'div','td','tr','span' );

//Specify spectrum of different font sizes:
var szs = new Array( '10px','11px','12px','13px','14px' );
var shs = new Array( '14px','15px','16px','17px','18px' );
var startSz = 1;

function ts( trgt,inc ) {
    if (!document.getElementById) return
    var d = document,cEl = null,sz = startSz,i,j,cTags;

    sz += inc;
    if ( sz < 0 ) sz = 0;
    if ( sz > 4 ) sz = 4;
    startSz = sz;

    if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];

    cEl.style.fontSize = szs[ sz ];
    cEl.style.lineHeight = shs[ sz ];

    for ( i = 0 ; i < tgs.length ; i++ ) {
        cTags = cEl.getElementsByTagName( tgs[ i ] );
        for ( j = 0 ; j < cTags.length ; j++ ) {
            cTags[ j ].style.fontSize = szs[ sz ];
            cTags[ j ].style.lineHeight = shs[ sz ];
        }
    }
}

// PRINT
function printWindow(){
    bV = parseInt(navigator.appVersion)
    if (bV >= 4) window.print()
}

// SUBMIT POR ENTER
function submitenter(myfield,e){
    var keycode;
    if (window.event) keycode = window.event.keyCode;
    else if (e) keycode = e.which;
    else return true;

    if (keycode == 13)
    {
        myfield.form.submit();
        return false;
    }
    else
    return true;
}

// calendars for ajax
var activeCalendarElement= null;

function closeCalendar(cal){
    if(cal.dateClicked)
    activeCalendarElement.value=cal.date.print("%d/%m/%Y");

    cal.hide();
}

function showCalendar(element){
    var calendar =  new Calendar(0, null, null, closeCalendar);
    activeCalendarElement = element;
    calendar.create(null);
    if (element.value)
    calendar.parseDate(activeCalendarElement.value,"%d/%m/%Y");

    calendar.showAtElement(activeCalendarElement);
}

function updateEditors(){
    if (typeof xinha_editors != "undefined"){
        for(var i in xinha_editors){
            if(typeof xinha_editors[i] == 'object')
            xinha_editors[i]._textArea.value = xinha_editors[i].outwardHtml(xinha_editors[i].getHTML());
        }
    }
}

function formReset(id){
    $(id).reset();
}

function formSubmit(id){
    $(id).submit();
}

function previewImg(id,resize,source){
    var type='products';
    if (previewImg.arguments.length > 3)
    type = previewImg.arguments[3];
    wbsPopup('/core/proc.popupImage.php?id='+id+'&resize='+resize+'&source='+source+'&type='+type);
}

/* WBSPOPUP */

wbsPopup._return = null;

// constant, the currently opened wbsPopup
wbsPopup._modal = null;

// the wbsPopup will read it's args from this variable
wbsPopup._arguments = null;

wbsPopup.agt = navigator.userAgent.toLowerCase();

wbsPopup.is_ie	   = ((wbsPopup.agt.indexOf("msie") != -1) && (wbsPopup.agt.indexOf("opera") == -1));

// ------------------------------------------------------------------

// Though "wbsPopup" looks like an object, it isn't really an object.  Instead
// it's just namespace for protecting global symbols.

function wbsPopup(url, action, init)
{
    if (typeof init == "undefined")
    {
        init = window;	// pass this window object by default
    }

    // optional editor instance parameter that can be propagated through to
    // wbsPopups.

    if (typeof wbsPopup.arguments[3] != "undefined")
    {
        wbsPopup._editor = wbsPopup.arguments[3];
    }

    wbsPopup._geckoOpenModal(url, action, init);

}; // end of wbsPopup()

// ----------------------------------------------------------

/**
* wbsPopup._parentEvent()
*/

wbsPopup._parentEvent = function(ev)
{
    setTimeout(
    function()
    {
        if (wbsPopup._modal && !wbsPopup._modal.closed)
        {
            wbsPopup._modal.focus()
        }
    }, 50); // end of setTimeout() call.

    if (wbsPopup._modal && !wbsPopup._modal.closed)
    {
        wbsPopup._stopEvent(ev);
    }

}; // end of _parentEvent();

// ----------------------------------------------------------

/**
* wbsPopup._geckoOpenModal()
*/

wbsPopup._geckoOpenModal = function(url, action, init)
{
    //var urlLink = "hadialog"+url.toString();

    var myURL = "hadialog"+url;
    var regObj = /\W/g;

    myURL = myURL.replace(regObj,'_');

    var dlg = window.open(url, myURL,
    "toolbar=no,menubar=no,personalbar=no,width=10,height=10," +
    "scrollbars=no,resizable=no,titlebar=no,modal=yes,dependable=yes");

    wbsPopup._modal = dlg;
    wbsPopup._arguments = init;

    // capture some window's events
    function capwin(w)
    {
        wbsPopup._addEvent(w, "click", wbsPopup._parentEvent);
        wbsPopup._addEvent(w, "mousedown", wbsPopup._parentEvent);
        wbsPopup._addEvent(w, "focus", wbsPopup._parentEvent);
    };

    // release the captured events
    function relwin(w)
    {
        wbsPopup._removeEvent(w, "click", wbsPopup._parentEvent);
        wbsPopup._removeEvent(w, "mousedown", wbsPopup._parentEvent);
        wbsPopup._removeEvent(w, "focus", wbsPopup._parentEvent);
    };

    capwin(window);

    // capture other frames
    for (var i = 0; i < window.frames.length; capwin(window.frames[i++]));

    // make up a function to be called when the wbsPopup ends, using the function
    // passed to us.

    wbsPopup._return = function (val)
    {
        if (val && action)
        {
            action(val);
        }

        relwin(window);
        // capture other frames

        for (var i = 0; i < window.frames.length; relwin(window.frames[i++]));

        wbsPopup._modal = null;

    };
}; // end of wbsPopup._geckoOpenModal

/**
* event handling
*/

wbsPopup._addEvent = function(el, evname, func)
{
    if (wbsPopup.is_ie)
    {
        el.attachEvent("on" + evname, func);
    }
    else
    {
        el.addEventListener(evname, func, true);
    }
};

/**
* _removeEvent()
*/

wbsPopup._removeEvent = function(el, evname, func)
{
    if (wbsPopup.is_ie)
    {
        el.detachEvent("on" + evname, func);
    }
    else
    {
        el.removeEventListener(evname, func, true);
    }
};

/**
* _stopEvent()
*/

wbsPopup._stopEvent = function(ev)
{
    if (wbsPopup.is_ie)
    {
        ev.cancelBubble = true;
        ev.returnValue = false;
    }
    else
    {
        ev.preventDefault();
        ev.stopPropagation();
    }
};

function getAbsolutePos(el) {
    var SL = 0, ST = 0;
    var is_div = /^div$/i.test(el.tagName);
    if (is_div && el.scrollLeft)
    SL = el.scrollLeft;
    if (is_div && el.scrollTop)
    ST = el.scrollTop;
    var r = { x: el.offsetLeft - SL, y: el.offsetTop - ST };
    if (el.offsetParent) {
        var tmp = getAbsolutePos(el.offsetParent);
        r.x += tmp.x;
        r.y += tmp.y;
    }
    return r;
};

function showAtElement(el,elAt) {
    var p = getAbsolutePos(elAt);
    showAt(el,p.x+elAt.offsetWidth, p.y);
    return true;
}

function showAt(el,x, y) {
    el.style.left = x + "px";
    el.style.top = y + "px";
    el.style.display = 'block';
};

// COMPRUEBA FORMS CONTACTO
function isNumeric($value){
    var re = /\d+/;
    return(re.test($value));
}

function isAlphaNumeric($value){
    var re = /\w+/;
    return(re.test($value));
}

function isEmail($value){
    var re = /[_a-zA-Z\d\-\.]+@[_a-zA-Z\d\-]+(\.[_a-zA-Z\d\-]+)+/;
    return(re.test($value));
}

function validaFormularioContactenos(formu){
    var result = true;

    if (result && !isAlphaNumeric(formu.nombre.value)){
        alert('Debe ingresar su Nombre y Apellido');
        formu.nombre.select();
        formu.nombre.focus();
        result = false;
    }

    if (result && !isEmail(formu.email.value)){
        alert('Debe ingresar un email valido');
        formu.email.select();
        formu.email.focus();
        result = false;
    }

    if (result && formu.tel.value && !isNumeric(formu.tel.value)){
        alert('Debe ingresar un telefono valido (solo caracteres numericos)');
        formu.tel.select();
        formu.tel.focus();
        result = false;
    }

    if (result && formu.ciudad.value && !isAlphaNumeric(formu.ciudad.value)){
        alert('Debe ingresar una ciudad');
        formu.ciudad.select();
        formu.ciudad.focus();
        result = false;
    }

    if (result && !isAlphaNumeric(formu.comentarios.value)){
        alert('Debe ingresar su Cometario');
        formu.comentarios.select();
        formu.comentarios.focus();
        result = false;
    }

    return(result);
}

function autoResizeAndCenter(){
    window.resizeTo(document.body.scrollWidth,document.body.scrollHeight+30);
    window.focus();

    var winl = (screen.width-document.body.scrollWidth) / 2;
    var wint = (screen.height-document.body.scrollHeight) / 2;
    window.moveTo(winl,wint);
}

function validaFormularioRecomendar(formu){
    result = true;

    if (result && !isEmail(formu.ef.value)){
        alert('Debe ingresar un email valido');
        formu.ef.select();
        formu.ef.focus();
        result = false;
    }

    if (result && !isEmail(formu.et.value)){
        alert('Debe ingresar un email valido');
        formu.et.select();
        formu.et.focus();
        result = false;
    }

    return result;
}