var preload = new Array();
preload[0] = new Image();
preload[1] = new Image();
preload[2] = new Image();
preload[3] = new Image();

preload[0].src = "/illesbalears/img/portada_islas/mallorca_hover.jpg";
preload[1].src = "/illesbalears/img/portada_islas/menorca_hover.jpg";
preload[2].src = "/illesbalears/img/portada_islas/ibiza_hover.jpg";
preload[3].src = "/illesbalears/img/portada_islas/formentera_hover.jpg";

/******************/
/* inici execució */
/******************/
if( navigator.userAgent.indexOf('MSIE')!=-1 ){
    window.attachEvent('onload', loadExternalUrl );
}		
if( navigator.userAgent.indexOf('Gecko')!=-1 ){
    window.addEventListener( 'load', loadExternalUrl, false );
}

/**************************************************************/
/**************************************************************/
/**************************************************************/


/* Modificar los enlaces externos (aquellos con el atributo rel="external") para que se abran
 en ventana nueva. */
function loadExternalUrl(){
	if( !document.getElementsByTagName ){
        return;
    }
	var links=document.getElementsByTagName( 'a' );
	for( var i=0; i<links.length; i++ ){
		if( links[i].rel=="external" ){
			links[i].target="_blank";
		}
	}
}


// Abir una ventana popup
function abrirPopup( url ,f_amp, f_alt, nom_finestra, scroll ){
	ancho=screen.width;				//ample pantalla
	alto=screen.height;				//alt pantalla
	v_top=(alto-f_alt)/2;	
	v_left=(ancho-f_amp)/2;
	if (typeof(v_fin)!="undefined"){
		v_fin.close();
	}
	v_fin=window.open(url,nom_finestra,"toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars="+(scroll?'yes':'no')+",resizable=no,width="+f_amp+",height="+f_alt+",top="+v_top+",left="+v_left);
}

// Contador de caracteres para formularios.
function dcoTextCounter(field, countfield, maxlimit){
	if (field.value.length > maxlimit) field.value = field.value.substring(0, maxlimit);
	else countfield.value = maxlimit - field.value.length;
}

//canvi d'idioma
function wmsCambioIdioma(idiCambio){
    var newPath="";
    var path=window.location.pathname;
    var ini=window.location.protocol+"//"+window.location.host;
    var fin="";
    if (window.location.hash!=""){
        fin+=window.location.hash;
    }
    if (window.location.search!=""){
        fin+=window.location.search;
    }
    if (path.indexOf(".")!=-1) {
        var pArray=path.split(".");
        var darrer=pArray.length-1;
        if (pArray[darrer-1].length==2){
            pArray[darrer-1]=idiCambio;
        }else{
            pArray[darrer]=idiCambio+'.'+pArray[darrer];
        }
        newPath=pArray.join(".");
    }else{
        if (path.charAt(path.length-1)!="/"){
            barra="/";
        }else{
            barra="";
        }
        newPath=path+barra+"index."+idiCambio+".jsp";
    }
    window.location.href=ini+newPath+fin;
}

function sendForm(nomObjForm){
    objForm = document.getElementById(nomObjForm);
    if (objForm){
        objForm.submit();
    }
}

/* funció que ens serveix per controlar el valor per defecte als camps de tipus text*/
function initField(objField,valorInicial){
    if (objField && objField.value==valorInicial){
        objField.value='';
    }
}

function marcarSelect( objSelect, valor ){
    var marcado = false;
    
    if (objSelect.options){
        for (i = 0 ; i < objSelect.options.length ; i++){
            if (objSelect.options[i].value == valor){
                objSelect.options[i].selected = true;
                marcado = true;
            }else{
                objSelect.options[i].selected = false;
            }
        }
    }
    return marcado;
}

/* función que marca un select con el valor que se aproxime más al parámetro valor */
function marcarSelectMasProximo( objSelect, valor ){
    var indice=0, dif=9999999;
    
    if (objSelect.options){
        for (i = 0 ; i < objSelect.options.length ; i++){
            var selValue = parseInt(objSelect.options[i].value,10);
            if( Math.abs( selValue - valor ) < dif ){
                dif = Math.abs( selValue - valor );
                indice = i;
            }
            objSelect.options[i].selected = false;                    
        }
    }
    objSelect.options[indice].selected = true;    
    return objSelect.options[indice].value;
}


//	MM Genéricas ----------

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/** Heredado la "end" */
function mostraTexte(url){
    open(url,"","screenX=10,screenY=150,scrollbars=yes,width=626,height=530,alwaysRaised=yes");
}

// Intercambia el valor style.display de un objeto entre "block" y "none".
function switchDisplay( id ){    
    var obj = document.getElementById( id );    
    obj.style.display = obj.style.display == "block" ? "none" : "block";
}