String.prototype.trim = function() {return this.replace(/^\s+|\s+$/g,'');}

var imgs_lang="/artworks/es";
var lang="/artworks/es";
var DIR="";
var imgs="/artworks";
var url_tobookmark="Daniel Facciolo";
var id_idioma=1
function abrirVentana(url, width, height, name) {
	if (name==null) {name='nueva_ventana';}
	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 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);
}
function goprint(url) {
	abrirVentana(getUrlPrint(location.href)+"&imprimir=ok", 1024, 600, "_imprimir")
}
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 openpopup(url) {
	if (url!="") {
		abrirVentana(getUrlPopup(url)+"popup=ok", 1000, 700, "_popup")
	} else {
		abrirVentana(getUrlPopup(location.href)+"popup=ok", 850, 550, "_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;
}

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 mostrarcargando() {
	var o = getObj("ly_cargando_dinamico");
	showAndCenter("ly_cargando_dinamico");
	o=getObj("ly_transparente");
	o.style.display="";
	o.style.width=getPageSize()[0];
	o.style.height=getPageSize()[1];
}
function cerrarcargando() {
	var o = getObj("ly_cargando_dinamico");
	if (o==null) {return;}
	o.style.display="none";
	o=getObj("ly_transparente");
	o.style.display="none";
}

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(arch) {
  var sc_obj="JS_SCRIPT_OBJECT";
  var obj_head = document.getElementsByTagName("head").item(0)
  scriptTag = document.getElementById(sc_obj);

  if(scriptTag!=null)
  {
  	obj_head.removeChild(scriptTag);
		delete scriptTag;
		scriptTag=null;
  }
  
  scriptTag = document.createElement("SCRIPT");

  var vch="?";
  if (arch.indexOf("?")!=-1) vch="&";
  scriptTag.src = arch+vch+Math.random()*1000000;
	scriptTag.type = 'text/javascript';
	scriptTag.id = sc_obj;
	obj_head.appendChild(scriptTag);
}


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";
}