var imgs_lang="/artworks/es";
var lang="/artworks/es";
var DIR="";
var imgs="/artworks";
var url_tobookmark="acher";
var id_idioma=1
function getObj(id) {if (document.getElementById) {return document.getElementById(id)}	else if (document.all) {return document.all[id]}	else {return document.all[id]}}

function setget_attr(obj, prop, val)
{
if (!val)
	return obj.getAttribute(prop);
else
{
	if (prop=="onload" || prop=="onmouseover" || prop=="onmouseout" || prop=="onclick" || typeof val=="function")
	{
		if (obj.id=="fotogal")
		{
		}
		if (BrowserDetect.browser=="Explorer")
			val = Function(val);
	}
	obj.setAttribute(prop,val);
}
}

function rnd(max) {
	var x = Math.random() * max;
	x = x + 1;
	return parseInt(x);
}

var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();


var obj_focus=null;

function validar_form(form) {

	var campo,mensaje,valor;

	for (var i=0;i<obligatorios.length;i=i+2) {

		campo=obligatorios[i];
		mensaje=obligatorios[i+1];
		valor=eval("form."+campo+".value");

		if (campo=="clave") {

			var clave_confirm=getObj("confirm_clave").value;
			var aux=mensaje.split("|");
			mensaje=aux[0];
			mensaje_extra=aux[1];
			if (valor.length<6) {DHTMLALERT(mensaje);obj_focus=eval("form."+campo);return false;}
			if (valor!=clave_confirm) {DHTMLALERT(mensaje_extra);obj_focus=eval("form."+campo);return false;}

		} else if (campo=="email") {

			var confirm_email=getObj("confirm_email").value;
			var aux=mensaje.split("|");
			mensaje=aux[0];
			mensaje_extra=aux[1];

			if (valor.indexOf('@') < 0 || valor.indexOf('.') < 0 || valor.indexOf(',') > 0) { DHTMLALERT(mensaje); obj_focus=form.email; return false; }
			if (valor!=confirm_email) {DHTMLALERT(mensaje_extra);obj_focus=form.email;return false;}

		}	else {

			if (valor=="") {DHTMLALERT(mensaje);obj_focus=eval("form."+campo);return false;}

		}

	}

	var o=getObj("btn_submit");
	if (o!=null) {o.disabled=true;}

	return true;
}


function clear_input(o,l) {
	if (o.value==l) {o.value='';}
}

function check_form_registro_home(form) {
	var aux="Dirección de correo incorrecta o email no válido.|Los emails no coinciden.".split("|");
	if (form.tiny_email.value.indexOf('@') < 0 || form.tiny_email.value.indexOf('.') < 0 || form.tiny_email.value.indexOf(',') > 0) { alert(aux[0]); form.tiny_email.focus();return false;}
	return true;
}

function validar_recomendar_usuarios(form) {

	if (form.nombres.value=="") {alert("Por favor, ingrese su nombre.");form.nombres.focus();return false;}
	if (form.apellidos.value=="") {alert("Por favor, ingrese su apellido.");form.apellidos.focus();return false;}
	m="Dirección de correo incorrecta o email no válido.|Los emails no coinciden.".split("|");
	if (form.email.value.indexOf('@') < 0 || form.email.value.indexOf('.') < 0 || form.email.value.indexOf(',') > 0) { alert(m[0]); form.email.focus(); return false; }
	if (form.id_pais.value=="") {alert("Por favor, seleccione su país.");form.id_pais.focus();return false;}
	if (form.texto.value=="") {alert("Por favor, indique el mensaje.");form.texto.focus();return false;}

	
	var o=getObj("btnsubmit_rec2");
	o.disabled=true;

	return true;
}

function cambiar_estilos(ID_STYLE,seccion) {
	var file="/scripts/set_styles.php?id_style="+ID_STYLE;
	if (seccion!=undefined) {file+="&seccion="+seccion;}
	crear_script_tag(file);
}

function crear_script_tag(file,tagname) {
	var head_html = document.getElementsByTagName('head');
	if (head_html==null)
	head_html=document;
	else
		head_html=head_html[0];

	if (tagname==undefined) tagname="jscript_gen";

	scriptTag = getObj(tagname);
	if(scriptTag!=null)
	{
		head_html.removeChild(scriptTag);
		delete(scriptTag);
		scriptTag=null;
	}
	var script = document.createElement('script');
	var vch="?";
	if (file.indexOf("?")!=-1) vch="&";
	script.src = file+vch+Math.random()*1000000;
		script.type = "text/javascript";
		script.id = tagname;
		head_html.appendChild(script);
}

function validar_recomendar(form) {
	if (form.miemail.value.indexOf('@') < 0 || form.miemail.value.indexOf('.') < 0 || form.miemail.value.indexOf(',') > 0) { DHTMLALERT('Indique su email'); form.miemail.focus(); return false; }
	if (form.minombre.value == '') { DHTMLALERT('Indique su nombre'); form.minombre.focus(); return false; }
	if (form.tunombre.value == '') { DHTMLALERT('Indique el nombre de la persona a quien nos recomienda'); form.tunombre.focus(); return false; }
	if (form.tuemail.value.indexOf('@') < 0 || form.tuemail.value.indexOf('.') < 0 || form.tuemail.value.indexOf(',') > 0) { DHTMLALERT('Indique el email de la persona a quien nos recomienda'); form.tuemail.focus(); return false; }
	return true;
}

var last_video=0;
function video(id,t) {
	var url="/videos/get_video.php?id="+id+"&t="+t;
	close_player(last_video);
	last_video=id;
	crear_script_tag(url);
}
function set_player(flv,id) {
	var o=getObj("ly_player"+id);
	if (o==null) {return;}
	o.innerHTML=flv;
	force_display("ly_player_container"+id);
}
function close_player(id) {
	var o=getObj("ly_player"+id);
	if (o!=null) {o.innerHTML="";} else {return;}
	force_undisplay("ly_player_container"+id);
}


function expand_menu(npath) {
	var o=getObj("m_"+npath);
	if (o==null) return;
	if (o.style.display=="none") o.style.display=""; else o.style.display="none";
}

function goprint(url) {
	abrirVentana(getUrlPrint(location.href)+"&imprimir=ok", 1034, 600, "_imprimir")
}

function openpopup(url) {
	if (url!="") {
		abrirVentana(getUrlPopup(url)+"popup=ok", 700, 500, "_popup")
	} else {
		abrirVentana(getUrlPopup(location.href)+"popup=ok", 700, 500, "_popup")
	}
}

function getUrlPopup(url) {
	var aux=url.split("?");
	var dir=aux[0];

	if (aux.length>1) {
		aux=aux[1].split("&");
		n="";
		for (var i=0;i<aux.length;i++) {
			v=aux[i].split("=");
			if (v[0]!="popup") {
				if (n!="") {n+="&";}
				if (v.length==1) {
					n+=v[0];
				} else {
					n+=v[0]+"="+v[1];
				}
			}
		}
		if (n=="") {dir+="?"+n;} else {dir+="?"+n+"&";}
	}
	return dir;
}

function getUrlPrint(url) {
	var aux=url.split("?");
	var dir=aux[0];

	if (aux.length>1) {
		aux=aux[1].split("&");
		n="";
		for (var i=0;i<aux.length;i++) {
			v=aux[i].split("=");
			if (v[0]!="opentype") {
				if (n!="") {n+="&";}
				if (v.length==1) {
					n+=v[0];
				} else {
					n+=v[0]+"="+v[1];
				}
			}
		}
		if (n!="") {dir+="?"+n;}
	}
	return dir;
}
function abrirVentana(url, width, height, name) {
	name='nvent'+Math.ceil(Math.random()*10000);
	var str = "height=" + height + ",innerHeight=" + height;
	str += ",width=" + width + ",innerWidth=" + width;
	if (window.screen) {
		var ah = screen.availHeight - 30;
		var aw = screen.availWidth - 10;
		var xc = (aw - width) / 2;
		var yc = (ah - height) / 2;
		str += ",left=" + xc + ",screenX=" + xc;
		str += ",top=" + yc + ",screenY=" + yc;
	}
	str += ",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no";
	objwin=window.open(url, name, str);
	objwin.focus();
}

function ly_transparente() {

}

function $$asp( objId )
{
	var o = document.getElementById( objId );

	if ( o == null ) return;
	var nobj = document.createElement("INPUT");
	nobj.name = o.name + "_hidden_asp";
	nobj.type = "hidden";
	o.hidden_asp = nobj;
	o.form.appendChild( nobj );
	o.onkeyup = function ( e )
	{
		var t;
		if ( window.event && event.srcElement )
			t = event.srcElement;		else
			t = e.target;
		this.hidden_asp.value = this.value;
	};
}
function writeflash(o,m,w,h,p,oid) {
var p=unescape(p);
var obj = document.getElementById(o);
if (obj==null){
	alert(o+' MISSING');
	return;
}

if (oid!=null && oid!=undefined) {tag_name="NAME='"+oid+"'";} else {tag_name="";}
if (oid!=null && oid!=undefined) {oid="id='"+oid+"'";} else {oid="";}

f="<object "+oid+" classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0' width='"+w+"' height='"+h+"'>";
f+="<param name='movie' value='"+m+"'>";
f+="<param name='menu' value='false'>";
if (p!="") {f+="<param name='flashvars' value='"+p+"'>";}
f+="<param name='quality' value='high'>";
f+="<param name='wmode' value='transparent'>";
f+="<embed "+tag_name+" src='"+m+"' width='"+w+"' height='"+h+"' quality='high' wmode='transparent' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash'";
if (p!="") {f+=" flashvars='"+p+"'";}
f+="></embed>";
f+="</object>";
obj.innerHTML=f
}

function writeflash2(o,m,w,h,p,oid) {
p=unescape(p);
obj = document.getElementById(o);
if (obj==null){alert(o+' MISSING');return;}

if (oid!=null && oid!=undefined) {tag_name="NAME='"+oid+"'";} else {tag_name="";}
if (oid!=null && oid!=undefined) {oid="id='"+oid+"'";} else {oid="";}

f="<object "+oid+" classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0' width='"+w+"' height='"+h+"'>";
f+="<param name='movie' value='"+m+"'>";
f+="<param name='menu' value='false'>";
if (p!="") {f+="<param name='flashvars' value='"+p+"'>";}
f+="<param name='quality' value='high'>";
f+="<embed "+tag_name+" src='"+m+"' width='"+w+"' height='"+h+"' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash'";
if (p!="") {f+=" flashvars='"+p+"'";}
f+="></embed>";
f+="</object>";
obj.innerHTML=f
}var imgs=DIR+"/artworks";

//CAMBIAR COLOR TR
function mOvr(src,clrOver) {
	if(clrOver=='') {clrOver = '#B9D7EA'};
	defaultColor = src.bgColor;
	src.bgColor = clrOver;
}
function mOut(src) {
	src.bgColor = defaultColor;
}

//BOOKMARK
function SetBookMark() {
var title=url_tobookmark;
if( window.sidebar && window.sidebar.addPanel ) {
window.sidebar.addPanel(title,location.href,'');
} else {
window.external.AddFavorite(location.href,title);
}
}

//AGREGAR CLASE
function MO2(ly,clases) {
	//alert(ly+"-->"+clases+"->"+ly.innerHTML);
	if (!ly) ly=getObj(ly);
	if (ly==null) {return}

	class_def = "class";
	if (BrowserDetect.browser=="Explorer")
		class_def = "className";

	var cn = setget_attr(ly,class_def);
	var oc = setget_attr(ly,'oldclass');
	if (clases==undefined)
	{
		if (oc!=undefined)
			setget_attr(ly,class_def,oc);
		return;
	}
	setget_attr(ly,'oldclass', cn);
	setget_attr(ly,class_def,cn+" "+clases);
//	ly.className=cn+" "+clases;
}

//OCULTAR LAYERS
function force_hide(ly) {
	veclayers=ly.split(",");
	for (var i=0;i<veclayers.length;i++) {
		ly=document.getElementById(veclayers[i]);
		if (ly!=null) {ly.style.visibility="hidden";}
	}
}
function force_unhide(ly) {
	veclayers=ly.split(",");
	for (var i=0;i<veclayers.length;i++) {
		ly=document.getElementById(veclayers[i]);
		if (ly!=null) {ly.style.visibility="visible";}
	}
}
function force_display(ly) {
	veclayers=ly.split(",");
	for (var i=0;i<veclayers.length;i++) {
		ly=document.getElementById(veclayers[i]);
		if (ly!=null) {ly.style.display="";}
	}
}
function force_undisplay(ly) {
	veclayers=ly.split(",");
	for (var i=0;i<veclayers.length;i++) {
		ly=document.getElementById(veclayers[i]);
		if (ly!=null) {ly.style.display="none";}
	}
}
function hide_unhide(id_obj) {
	obj=getObj(id_obj);
	if(obj==null) {DHTMLALERT("objeto:"+id_obj+"no encontrado."); return;}
	if (obj.style.visibility=="visible") {
		obj.style.visibility="hidden";
	} else {
		obj.style.visibility="visible";
	}
}
function display_undisplay(id_obj) {
	obj=getObj(id_obj);
	if(obj==null) {DHTMLALERT("objeto:"+id_obj+"no encontrado."); return;}
	if (obj.style.display=="") {
		obj.style.display="none";
	} else {
		obj.style.display="";
	}
}


function str_replace(str,s,t)
{
	return str.split(s).join(t);
}
//MODIFICAR ALTO ELEMENTO
function resize_obj(id_obj, px) {
	obj=getObj(id_obj);
	if (obj.style.height==undefined) return;
	aux_h=parseInt(str_replace(obj.style.height,"px",""));
	if (isNaN(px))
		px=parseInt(str_replace(px.toString(),"px",""));
	aux_h+=px;
	if (aux_h<=0) return;
	obj.style.height=aux_h+"px";
}

//CENTRAR LAYER
function showAndCenter(id, img) {

	var obj = id;
	if (typeof obj != "object") 
		obj=getObj(id);
	
	ancho_layer=obj.style.width;
	ancho_layer=ancho_layer.replace("px","");
	alto_layer=obj.style.height;
	alto_layer=alto_layer.replace("px","");

	if (document.body && document.body.scrollTop) 
	{
		var altobody=document.body.scrollTop;
	} else if (document.documentElement && !document.documentElement.scrollTop) {
		var altobody=document.documentElement.scrollTop;
	} else if (document.documentElement && document.documentElement.scrollTop) {
		var altobody=document.documentElement.scrollTop;
	}

	var X = ((document.body.scrollWidth-ancho_layer)/2);
	var Y = ((screen.availHeight-alto_layer)/2);

	obj.style.zIndex=99999999;
	obj.style.display="";
	obj.style.visibility="visible";
	obj.style.left=parseInt((document.body.scrollLeft+(X)))+"px";
	obj.style.top =parseInt((altobody +(Y) - 100))+"px";

//	alert("ancho_layer:"+ancho_layer+"\n"+"alto_layer:"+alto_layer+"\n"+"altobody:"+altobody+"\n"+"X:"+X+"\n"+"Y:"+Y+"\n");
}

//LIMPIAR LAYER
function clean_layer(ly) {
var ly=document.getElementById(ly);
if (ly!=null)
	ly.innerHTML="";
}
function change_imgsource(elemento,imgsource){
	var o=getObj(elemento);
	if (o!=null)
		o.src = imgsource;
}

function DHTMLALERT(msg)
{
	var dalert_msg = getObj("dhtml_alert_MSG");

	if (!dalert_msg)
		return;
	if (msg!="")
	{
		dalert_msg.innerHTML = msg;
		showAndCenter("dhtml_alert");
	} else {
		var dalert = getObj("dhtml_alert");
		dalert_msg.innerHTML = "";
		dalert.style.display="none";
		if (obj_focus!=null) {obj_focus.focus();obj_focus=null;}
	}

	activar_layer_transparente("ly_transparente");
}

function activar_layer_transparente(id_obj) {
	var obj=getObj(id_obj);
	if (obj.style.display=="") {
		obj.style.display="none";
	} else {
		obj.style.display="";
		obj.style.width=getPageSize()[0];
		obj.style.height=getPageSize()[1];
	}
}

function getPageSize(){
	var xScroll, yScroll;

	if (window.innerHeight && window.scrollMaxY) {
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else {
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}

	var windowWidth, windowHeight;
	if (self.innerHeight) {
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) {
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}

	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else {
		pageHeight = yScroll;
	}

	if(xScroll < windowWidth){
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight)
	return arrayPageSize;
}

function recomendar_web() {
	var ly_transparente=getObj("ly_transparente");
	var obj=getObj("recomendar");

	if (obj.style.display=="") {
		obj.style.display="none";
		ly_transparente.style.display="none";
	} else {
		obj.style.display="";
		ly_transparente.style.display="";
		//showAndCenter('recomendar');
		getObj("form_recomendar").minombre.focus();
	}
}

function forzar_mostrar_layer_transparente() {
	obj=getObj("ly_transparente");
	obj.style.display="";
	obj.style.width=getPageSize()[0];
	obj.style.height=getPageSize()[1];
}

function forzar_ocultar_layer_transparente() {
	obj=getObj("ly_transparente");
	if (obj==null)
	{
		alert("layer_transparente no encontrado"); return;
	}
	obj.style.display="none";
}