var width_quadro=192
var offset_ocultar_y=1
var offset_veure_y=1
var posy_top=185
var temps_espera=10000
var esta_moviment=false


function objecte_transparent(objecte,opacitat){
		document.getElementById(objecte).style.filter="alpha(opacity="+opacitat+");-moz-opacity:"+(opacitat/100)+";opacity:"+(opacitat/100)
		document.getElementById(objecte).style.opacity=opacitat/100; 	
}

function ocultarvisibles(){
	var posy=dirposicio(document.getElementById('cuadros_home')).top
	var las_divs =document.getElementsByTagName("div"); 
	for (var x=0; x<las_divs.length ; x++)
	{
			nom_div=las_divs[x].id.substring(0,10);
			if (nom_div=='emergente_') {
				if (parseFloat(las_divs[x].style.top)<=(posy-posy_top)) {
					offset_ocultar_y=1
					setTimeout("ocultar_emergent('"+las_divs[x].id+"')",5);	
				}
			}
	}
}

function mostrar_emergente(objecte){
	offset_ocultar_y=1
	offset_veure_y=1
	var posy=dirposicio(document.getElementById('cuadros_home')).top
		if (parseFloat(document.getElementById(objecte).style.top)==(posy-posy_top)) {
			objecte_transparent(objecte,100)
			setTimeout("ocultar_emergent('"+objecte+"')",5);	
		} else {
			objecte_transparent(objecte,0)
            document.getElementById(objecte).style.left=document.getElementById('nou_bannerdiv').style.left
			document.getElementById(objecte).style.top=posy;	
			ocultarvisibles();
			setTimeout("veure_emergent('"+objecte+"')",5);
		}
}

function apareixer(objecte){
	var opacitat=100*parseFloat(document.getElementById(objecte).style.opacity);
	if (((document.getElementById('visual_2').style.opacity)!='0') && (objecte!='visual_2')) {
		setTimeout("difuminar('visual_2')",1);		
	}
	if (((document.getElementById('visual_1').style.opacity)!='0') && (objecte!='visual_1')) {
		setTimeout("difuminar('visual_1')",1);		
	}	
	if (opacitat<100) {
			opacitat=opacitat+10
//			document.getElementById(objecte).style.zIndex = 100; 
			document.getElementById(objecte).style.top = 790 - parseFloat(document.getElementById(objecte).style.height);
			objecte_transparent(objecte,opacitat)
			if (opacitat<100) {
				setTimeout("apareixer('"+objecte+"')",1);
			} else {
				difuminar_timeout=setTimeout("difuminar('"+objecte+"')",temps_espera);				
				objecte_transparent(objecte,100)
			}
	} else if (opacitat>=100) {
			difuminar(objecte);
	}
			
}
function si_difuminar(objecte){
	difuminar_timeout=setTimeout("difuminar('"+objecte+"')",temps_espera)	
}
function no_difuminar(objecte){
	clearTimeout(difuminar_timeout)
}

function difuminar(objecte){
	var opacitat=100*parseFloat(document.getElementById(objecte).style.opacity);
	if (opacitat>0) {
		opacitat=opacitat-20
		objecte_transparent(objecte,opacitat)
		setTimeout("difuminar('"+objecte+"')",1);
	} else {
//		document.getElementById(objecte).style.zIndex=1; 
		document.getElementById(objecte).style.top = -500;
		objecte_transparent(objecte,0)
	}
}


function veure_emergent(objecte,direccio){
		var posy=dirposicio(document.getElementById('cuadros_home')).top
		var actualy=parseFloat(document.getElementById(objecte).style.top)
		var opacitat=100-Math.abs((((posy-posy_top)-actualy)/posy_top)*100);
		if (opacitat<30) {
			opacitat=0
		}
			if (actualy>(posy-posy_top)) {
				document.getElementById(objecte).style.top=actualy-offset_veure_y;	
				if ((offset_veure_y)<10) {
					offset_veure_y=offset_veure_y*2;
				}
				objecte_transparent(objecte,opacitat)
				setTimeout("veure_emergent('"+objecte+"')",5);
			}
			if (actualy<(posy-posy_top)) {
				document.getElementById(objecte).style.top=(posy-posy_top);	
				objecte_transparent(objecte,100)
				setTimeout("ocultar_emergent('"+objecte+"')",temps_espera);					
			}
}

function ocultar_emergent(objecte){
	var posy=dirposicio(document.getElementById('cuadros_home')).top
	var actualy=parseFloat(document.getElementById(objecte).style.top)
	var opacitat=100-Math.abs((((posy-posy_top)-actualy)/posy_top)*100);
	if (opacitat<30) {
		opacitat=0
	}
	if (actualy<(posy)) {
		document.getElementById(objecte).style.top=actualy+offset_ocultar_y;	
		if ((offset_ocultar_y)<10) {
			offset_ocultar_y=offset_ocultar_y*2;
		}
		objecte_transparent(objecte,opacitat)
		setTimeout("ocultar_emergent('"+objecte+"')",5);
	}
	if (actualy>(posy)) {
		document.getElementById(objecte).style.top=posy;	
		objecte_transparent(objecte,0)
	}	
}


function dirposicio(elemID){ 
	var offsetTrail = elemID; 
	var offsetLeft = 0; 
	var offsetTop = 0; 
	while (offsetTrail){ 
		offsetLeft += offsetTrail.offsetLeft; 
		offsetTop += offsetTrail.offsetTop; 
		offsetTrail = offsetTrail.offsetParent; 
	} 
		if (navigator.userAgent.indexOf('Mac') != -1 && typeof document.body.leftMargin != 'undefined'){ 
			offsetLeft += document.body.leftMargin; 
			offsetTop += document.body.topMargin; 
		} 
	return {left:offsetLeft,top:offsetTop}; 
}

function validar_email(valor){
			if (! email_ok(document.getElementById(valor).value)) {
				alert('La cuenta de correo indicada no es correcta, indique una cuenta de correo válida.');
				calfer=false;
			}
}


function senoidal(p,ant){ 
    return (1 - Math.cos(p * Math.PI)) / 2; 
}



function transicion(curva,ms,callback){ 
    this.ant=0.01; 
    this.done_=false; 
    var _this=this; 
    this.start=new Date().getTime(); 
    this.init=function(){ 
        setTimeout(function(){ 
                if(!_this.next()){ 
                    callback(1); 
                    _this.done_=true; 
                    window.globalIntervalo=0; 
                    return; 
                } 
                callback(_this.next()); 
                _this.init(); 
            },13); 
    } 
    this.next=function(){ 
        var now=new Date().getTime(); 
        if((now-this.start)>ms) {
		    esta_moviment=false;
            return false; 
         }
        return this.ant=curva((now-this.start+.001)/ms,this.ant); 
    } 
} 
function mover(o,direccion){ 
	if (direccion=='d') {
	    var inicio=parseFloat(o.style.left),fin=(parseFloat(o.style.left)-width_quadro); 
	} else {
	    var inicio=parseFloat(o.style.left),fin=(parseFloat(o.style.left)+width_quadro); 
	}
	    esta_moviment=true
		var t=new transicion(senoidal,1000,function(p){ 
			o.style.left=inicio+((fin-inicio)*p)+'px'; 
            if (parseFloat(o.style.left)<0) {
           		document.getElementById('el_right').style.display='block'
           	} else {
           		document.getElementById('el_right').style.display='none'            
           	}
            if (parseFloat(o.style.left)>-1*(parseFloat(document.getElementById("los_cuadros").style.width)-parseFloat(document.getElementById("cuadros_home").style.width)-5)) {
           		document.getElementById('el_left').style.display='block'
           	} else {
           		document.getElementById('el_left').style.display='none'            
           	}

		}); 
    t.init(); 
    t=null; 
} 
function desacelerado(p,ant){ 
    var maxValue=1, minValue=.001, totalP=1, k=.25; 
    var delta = maxValue - minValue;  
    var stepp = minValue+(Math.pow(((1 / totalP) * p), k) * delta);  
    return stepp;  
} 

function acelerado(p,ant){ 
    var maxValue=1, minValue=.001, totalP=1, k=7; 
    var delta = maxValue - minValue;  
    var stepp = minValue+(Math.pow(((1 / totalP) * p), k) * delta);  
    return stepp;  
}


function fer_esquerra(){
	if (!esta_moviment) {
        var o=document.getElementById("los_cuadros")
        var el_left=parseFloat(o.style.left)
        var tot_width=parseFloat(o.style.width)
        var el_width=parseFloat(document.getElementById("cuadros_home").style.width)	
        if ((el_left-width_quadro)>=(el_width-tot_width)) {	
            mover(o,'d')
        }	
	}
}

function fer_dreta(){
	if (!esta_moviment) {
        var o=document.getElementById("los_cuadros")
        var el_left=parseFloat(o.style.left)
        var tot_width=parseFloat(o.style.width)
        var el_width=parseFloat(document.getElementById("cuadros_home").style.width)	
        if ((el_left+width_quadro)<=0) {	
            mover(o,'e')
        }	
	}
}


	function checkStr() {
		var str1;
		str1=document.form1.email.value;

		if (str1.indexOf('@')<0 || str1.length < 5) {
			alert("Debe indicar una direcci&oacute;n de correo electr&oacute;nico v&aacute;lida.");
		}
	}

	function enviar() {
		var str1;
		str1=document.form_contacto.email.value;
		
		if (document.form_contacto.email.value=='') {
			alert("Debe indicar una direcci&oacute;n de correo electr&oacute;nico.");
		}
		else if (str1.indexOf('@')<0 || str1.length < 5) {
			alert("Debe indicar una direcci&oacute;n de correo electr&oacute;nico v&aacute;lida.");
			document.form_contacto.email.select();
		}
		else {
			document.form_contacto.action="/menu/enviar.asp";
			document.form_contacto.submit();
		}
	}

	function enviar2() {
		var str1;
		str1=document.form_newsletter.email_news.value;
		
		if (document.form_newsletter.email_news.value=='') {
			alert("Debe indicar una direcci&oacute;n de correo electr&oacute;nico.");
		}
		else if (str1.indexOf('@')<0 || str1.length < 5) {
			alert("Debe indicar una direcci&oacute;n de correo electr&oacute;nico v&aacute;lida.");
			document.form_newsletter.email.select();
		}
		else {
			document.form_newsletter.action="/promo/newsletter/acciones/alta.asp";
			document.form_newsletter.submit();
		}
	}


function solsnumeros(){
	var str1='0123456789'
	var xevi=String.fromCharCode(event.keyCode);
	if(!document.all) return ;
		if (str1.indexOf(xevi)<0)
			{
			event.keyCode=0
			}
		else {
			event.keyCode=xevi.charCodeAt(0)
		}
}

function posarwait(el_frame){
	var iframe = document.getElementById(el_frame);
	if (navigator.userAgent.indexOf("MSIE") > -1 && !window.opera){
		iframe.onreadystatechange = function(){
			if (iframe.readyState == "complete"){
				acabarload(el_frame)
			}
		};
	} else {
		iframe.onload = function(){
			acabarload(el_frame)
		};
	}	
}
function acabarload(el_frame){
	document.getElementById(el_frame).style.top=0;
	document.getElementById(el_frame).style.height=document.getElementById(el_frame+'waitframe').style.height;
	document.getElementById(el_frame).style.display='';
	document.getElementById(el_frame+'waitframe').style.display='none';
}

function inicialitzar_home(){

	document.getElementById('el_left').style.left=getPos(document.getElementById('cuadros_home')).x-20
		document.getElementById('el_left').style.top=getPos(document.getElementById('cuadros_home')).y+60
	document.getElementById('el_right').style.left=getPos(document.getElementById('cuadros_home')).x+965
		document.getElementById('el_right').style.top=getPos(document.getElementById('cuadros_home')).y+60
		document.getElementById('el_right').style.display='none'

	document.getElementById('emergente_1').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_1').style.top=450
	document.getElementById('emergente_2').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_2').style.top=450
	document.getElementById('emergente_3').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_3').style.top=450
	document.getElementById('emergente_4').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_4').style.top=450
	document.getElementById('emergente_5').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_5').style.top=450
	document.getElementById('emergente_6').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_6').style.top=450
	document.getElementById('emergente_7').style.left=getPos(document.getElementById('cuadros_home')).x+15
		document.getElementById('emergente_7').style.top=450
	
    
	  
		setTimeout("posarwait('elnou_banner');document.getElementById('elnou_banner').src='/pags/nou_banner/video/vd.asp'",100) 	
    
			
}