function seleccionar(obj)
{
	if(obj.nodeName.toLowerCase()=='textarea' || (obj.nodeName.toLowerCase()=='input' && obj.type=='text'))
	{
		obj.style.border="2px solid #77B5E5";
	}
}


function deseleccionar(obj)
{
	if(obj.nodeName.toLowerCase()=='textarea' || (obj.nodeName.toLowerCase()=='input' && obj.type=='text'))
	{
		//obj.select();
		obj.style.border="1px solid #A0A0A0";
	}
}

function capturaMOUSE(event)
{
  return {
                    x:(window.event)?(window.event.clientX + document.documentElement.scrollLeft + document.body.scrollLeft):(event.clientX + (window.scrollX || document.body.scrollLeft || 0)),
                    y:(window.event)?(window.event.clientY + document.documentElement.scrollTop + document.body.scrollTop):(event.clientY + (window.scrollY || document.body.scrollTop ||0))
                };
} 

function window_open(url, ancho)
{
	document.getElementById('frame_cuadro').height=50;
	document.getElementById('frame_cuadro').src=url;
	document.getElementById('div_contenedor').style.width=(parseInt(ancho)+2)+'px';
	
	//setTimeout("mostrar_ocultar_ventana('mostrar', '')",7*100);
	mostrar_ocultar_ventana('mostrar', '');
	
}
function mostrar_ocultar_ventana(op,ancho, sitio_base)
{
	
	if(op=="mostrar")
	{
		var Tam = TamVentana();
		var width_ventana=Tam[0];
		var height_ventana=Tam[1];
		
		document.getElementById('div_degrade').style.top="0px";
		
		if(document.body.scrollHeight>=height_ventana){
			document.getElementById('div_degrade').style.height=document.body.scrollHeight+"px";}
		else{
			document.getElementById('div_degrade').style.height=height_ventana+"px";}
		
		document.getElementById('div_degrade').style.width="100%";
		document.getElementById('div_cuerpo').style.top=xScrollTop()+"px";
		document.getElementById('div_cuerpo').style.height=height_ventana+"px";
		document.getElementById('div_cuerpo').style.width="100%";
		document.getElementById('table_id').style.height=height_ventana+"px";
		document.getElementById('div_degrade').style.visibility="visible";		
		//setTimeout("document.getElementById('div_cuerpo').style.visibility='visible'",7*100);
		document.getElementById('div_cuerpo').style.visibility="visible";
		document.getElementById('div_contenedor').style.width=ancho+"px";
	}
	else
	{	
		document.getElementById('div_cuerpo').style.visibility="hidden";
		document.getElementById('div_cuerpo').style.height="0px";
		document.getElementById('div_degrade').style.visibility="hidden";
		document.getElementById('div_degrade').style.heigth='0px';
		document.getElementById('div_procesos').innerHTML="<div style='height:30px;'><img src='"+sitio_base+"img_files/loader.gif' align='absmiddle' />&nbsp; Cargando...</div>";
	}
	
}

function TamVentana() {
  var Tamanyo = [0, 0];
  if (typeof window.innerWidth != 'undefined')
  {
    Tamanyo = [
        window.innerWidth,
        window.innerHeight
    ];
  }
  else if (typeof document.documentElement != 'undefined'
      && typeof document.documentElement.clientWidth !=
      'undefined' && document.documentElement.clientWidth != 0)
  {
 Tamanyo = [
        document.documentElement.clientWidth,
        document.documentElement.clientHeight
    ];
  }
  else   {
    Tamanyo = [
        document.getElementsByTagName('body')[0].clientWidth,
        document.getElementsByTagName('body')[0].clientHeight
    ];
  }
  return Tamanyo;
}


function calcHeight(id_frame)
{
//	document.getElementById(id_frame).height=50;
//	document.getElementById(id_frame).height=300;
	var the_height=document.getElementById(id_frame).contentWindow.document.body.scrollHeight;
	var the_width=document.getElementById(id_frame).contentWindow.document.body.scrollWidth;
	
	
	document.getElementById(id_frame).height=parseInt(the_height)+5;
	

}

function change_text_cesta()
{
	document.getElementById('div_bot_update').style.visibility="visible";
}

function nuevoAjax(){
	var xmlhttp=false;
 	try {
 		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
 	} catch (e) {
 		try {
 			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
 		} catch (E) {
 			xmlhttp = false;
 		}
  	}

	if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
 		xmlhttp = new XMLHttpRequest();
	}
	
	return xmlhttp;
}


        var tagScript = '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)';
        /**
        * Eval script fragment
        * @return String
        */
        String.prototype.evalScript = function()
        {
                return (this.match(new RegExp(tagScript, 'img')) || []).evalScript();
        };
        /**
        * strip script fragment
        * @return String
        */
        String.prototype.stripScript = function()
        {
                return this.replace(new RegExp(tagScript, 'img'), '');
        };
        /**
        * extract script fragment
        * @return String
        */
        String.prototype.extractScript = function()
        {
                var matchAll = new RegExp(tagScript, 'img');
                return (this.match(matchAll) || []);
        };
        /**
        * Eval scripts
        * @return String
        */
        Array.prototype.evalScript = function(extracted)
        {
                var s=this.map(function(sr){
                         var sc=(sr.match(new RegExp(tagScript, 'im')) || ['', ''])[1];
                         if(window.execScript){
                              window.execScript(sc);
                         }
                        else
                       {
                           window.setTimeout(sc,0);
                        }
                });
                return true;
        };
        /**
        * Map array elements
        * @param {Function} fun
        * @return Function
        */
        Array.prototype.map = function(fun)
        {
                if(typeof fun!=="function"){return false;}
                var i = 0, l = this.length;
                for(i=0;i<l;i++)
                {
                        fun(this[i]);
                }
                return true;
        };







/* INICIAR SESION */
function iniciar_sesion(sitio_base)
{
	mostrar_ocultar_ventana("mostrar", '320');
	cargarDivSesion_get(sitio_base);
}


function cargarDivSesion_get(sitio_base)
{
	var contenedor;
	contenedor = document.getElementById('div_procesos');
	ajax=nuevoAjax();
	ajax.open("GET",sitio_base+"login_popup.php?useajax=true",true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}

function cargarDivSesionReset_get(sitio_base)
{
	var contenedor;
	contenedor = document.getElementById('div_procesos');
	ajax=nuevoAjax();
	ajax.open("GET",sitio_base+"reset_password.php?useajax=true",true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}


function cargarDivSesionReset_get2(sitio_base)
{
	mostrar_ocultar_ventana("mostrar", '320');
	var contenedor;
	contenedor = document.getElementById('div_procesos');
	ajax=nuevoAjax();
	ajax.open("GET",sitio_base+"reset_password.php?useajax=true",true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}


/* ---------------------- */
function compraPopup(idpr, idmo, sitio_base)
{
	cargarCompraPopup_get(idpr, idmo, sitio_base);
	mostrar_ocultar_ventana("mostrar", '480');
	
}
function cargarCompraPopup_get(idpr, idmo, sitio_base)
{
	var contenedor;
	contenedor = document.getElementById('div_procesos');
	ajax=nuevoAjax();
	ajax.open("GET", sitio_base+"detalle_popup.php?useajax=true&idpr="+idpr+"&idmo="+idmo,true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}

/* -------------- */
function actualizarCesta_get(sitio_base)
{
	var contenedor;
	contenedor = document.getElementById('div_datos_carrito');
	ajax=nuevoAjax();
	ajax.open("GET", sitio_base+"cestaDatos.php?useajax=true",true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}

/* ----------------------  */
function ImagenFull(imagen, ancho, sitio_base)
{
	var new_ancho;
	new_ancho=ancho-5;
	mostrar_ocultar_ventana("mostrar", ancho);
	cargarImagenFull(imagen, new_ancho, sitio_base);
}
function cargarImagenFull(imagen, ancho, sitio_base)
{
	var contenedor;
	contenedor = document.getElementById('div_procesos');
	ajax=nuevoAjax();
	ajax.open("GET", sitio_base+"imagenFull.php?useajax=true&ancho="+ancho+"&imagen="+imagen,true);
	ajax.onreadystatechange=function() {
		/*if (ajax.readyState==1) {
			contenedor.innerHTML="cargando...";
		}*/
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}


/* -------------------------- */
function update_cesta(total_cesta)
{
	var cont_cesta=1;
	var variables_value="";
	while(cont_cesta<total_cesta)
	{
		cantidad="cantidad"+cont_cesta;
		
		if(document.getElementById(cantidad).value>0)
		{
			variables_value=variables_value+"&v"+cont_cesta+"="+document.getElementById(cantidad).value;
		}
		else
		{
			alert("la cantidad es invalida");
			document.getElementById(cantidad).focus();
			return false;
		} 
		cont_cesta=cont_cesta+1;
	}
	cargarCestaProductos_update(variables_value);
}


/* ----------- */
function updateListaCesta()
{
	document.getElementById('div_loading_r').style.position='static';
	document.getElementById('div_loading_r').style.visibility='visible';
	var contenedor, pago, entrega;
	contenedor = document.getElementById('div_datos_cesta');
	var pago_indice = document.getElementById('pago').selectedIndex;
	var pago_id=document.getElementById('pago').options[pago_indice].value; 
	var entrega_indice = document.getElementById('entrega').selectedIndex;
	var entrega_id=document.getElementById('entrega').options[entrega_indice].value; 
	pago=pago_id;
	entrega=entrega_id;
		
	ajax=nuevoAjax();
	ajax.open("GET", "cestaDatosProductos.php?useajax=true&pago="+pago+"&entrega="+entrega,true);
	ajax.onreadystatechange=function() {
/*		if (ajax.readyState==1) {
			contenedor.innerHTML="<center>cargando...</center>";
		}*/
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}

/* ----------- */
function deleteListaCesta(id)
{
	document.getElementById('div_loading_r').style.position='static';
	document.getElementById('div_loading_r').style.visibility='visible';
	var contenedor;
	contenedor = document.getElementById('div_datos_cesta');
	ajax=nuevoAjax();
	ajax.open("GET", "cestaDatosProductos.php?useajax=true&id="+id+"&op=delete",true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==4) {
			var scs=ajax.responseText.extractScript(); 
			contenedor.innerHTML = ajax.responseText.stripScript();
			scs.evalScript(); 
	 	}
	}
	ajax.send(null)
}




//Objeto oNumero
function oNumero(numero)
{
//Propiedades
this.valor = numero || 0
this.dec = -1;
//Métodos
this.formato = numFormat;
this.ponValor = ponValor;
//Definición de los métodos
function ponValor(cad)
{
if (cad =='-' || cad=='+') return
if (cad.length ==0) return
if (cad.indexOf('.') >=0)
    this.valor = parseFloat(cad);
else
    this.valor = parseInt(cad);
}
function numFormat(dec, miles)
{
var num = this.valor, signo=3, expr;
var cad = ""+this.valor;
var ceros = "", pos, pdec, i;
for (i=0; i < dec; i++)
ceros += '0';
pos = cad.indexOf('.')
if (pos < 0)
    cad = cad+"."+ceros;
else
    {
    pdec = cad.length - pos -1;
    if (pdec <= dec)
        {
        for (i=0; i< (dec-pdec); i++)
            cad += '0';
        }
    else
        {
        num = num*Math.pow(10, dec);
        num = Math.round(num);
        num = num/Math.pow(10, dec);
        cad = new String(num);
        }
    }
pos = cad.indexOf('.')
if (pos < 0) pos = cad.lentgh
if (cad.substr(0,1)=='-' || cad.substr(0,1) == '+')
       signo = 4;
if (miles && pos > signo)
    do{
        expr = /([+-]?\d)(\d{3}[\.\,]\d*)/
        cad.match(expr)
        cad=cad.replace(expr, RegExp.$1+','+RegExp.$2)
        }
while (cad.indexOf(',') > signo)
    if (dec<0) cad = cad.replace(/\./,'')
        return cad;
}
}//Fin del objeto oNumero:


/* ********************************** */
var xOp7Up,xOp6Dn,xIE4Up,xIE4,xIE5,xNN4,xUA=navigator.userAgent.toLowerCase();if(window.opera){var i=xUA.indexOf('opera');if(i!=-1){var v=parseInt(xUA.charAt(i+6));xOp7Up=v>=7;xOp6Dn=v<7;}}else if(navigator.vendor!='KDE' && document.all && xUA.indexOf('msie')!=-1){xIE4Up=parseFloat(navigator.appVersion)>=4;xIE4=xUA.indexOf('msie 4')!=-1;xIE5=xUA.indexOf('msie 5')!=-1;}else if(document.layers){xNN4=true;}xMac=xUA.indexOf('mac')!=-1;

function xClientHeight()
{var h=0;if(xOp6Dn) h=window.innerHeight;else if(document.compatMode == 'CSS1Compat' && !window.opera && document.documentElement && document.documentElement.clientHeight)h=document.documentElement.clientHeight;else if(document.body && document.body.clientHeight)h=document.body.clientHeight;else if(xDef(window.innerWidth,window.innerHeight,document.width)) {h=window.innerHeight;if(document.width>window.innerWidth) h-=16;}return h;}

function xClientWidth(){var w=0;if(xOp6Dn) w=window.innerWidth;else if(document.compatMode == 'CSS1Compat' && !window.opera && document.documentElement && document.documentElement.clientWidth)w=document.documentElement.clientWidth;else if(document.body && document.body.clientWidth)w=document.body.clientWidth;else if(xDef(window.innerWidth,window.innerHeight,document.height)) {w=window.innerWidth;if(document.height>window.innerHeight) w-=16;}return w;}

function xDef(){for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])=='undefined') return false;}return true;}

function xGetComputedStyle(oEle, sProp, bInt){var s, p = 'undefined';var dv = document.defaultView;if(dv && dv.getComputedStyle){s = dv.getComputedStyle(oEle,'');if (s) p = s.getPropertyValue(sProp);}else if(oEle.currentStyle) {var a = sProp.split('-');sProp = a[0];for (var i=1; i<a.length; ++i) {c = a[i].charAt(0);sProp += a[i].replace(c, c.toUpperCase());}   p = oEle.currentStyle[sProp];}else return null;return bInt ? (parseInt(p) || 0) : p;}

function xGetElementById(e){if(typeof(e)!='string') return e;if(document.getElementById) e=document.getElementById(e);else if(document.all) e=document.all[e];else e=null;return e;}function xHeight(e,h){if(!(e=xGetElementById(e))) return 0;if (xNum(h)) {if (h<0) h = 0;else h=Math.round(h);}else h=-1;var css=xDef(e.style);if (e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {h = xClientHeight();}else if(css && xDef(e.offsetHeight) && xStr(e.style.height)) {if(h>=0) {var pt=0,pb=0,bt=0,bb=0;if (document.compatMode=='CSS1Compat') {var gcs = xGetComputedStyle;pt=gcs(e,'padding-top',1);if (pt !== null) {pb=gcs(e,'padding-bottom',1);bt=gcs(e,'border-top-width',1);bb=gcs(e,'border-bottom-width',1);}else if(xDef(e.offsetHeight,e.style.height)){e.style.height=h+'px';pt=e.offsetHeight-h;}}h-=(pt+pb+bt+bb);if(isNaN(h)||h<0) return;else e.style.height=h+'px';}h=e.offsetHeight;}else if(css && xDef(e.style.pixelHeight)) {if(h>=0) e.style.pixelHeight=h;h=e.style.pixelHeight;}return h;}

function xHide(e){return xVisibility(e,0);}

function xInnerHtml(e,h){if(!(e=xGetElementById(e)) || !xStr(e.innerHTML)) return null;var s = e.innerHTML;if (xStr(h)) {e.innerHTML = h;}return s;}function xLeft(e, iX){if(!(e=xGetElementById(e))) return 0;var css=xDef(e.style);if (css && xStr(e.style.left)) {if(xNum(iX)) e.style.left=iX+'px';else {iX=parseInt(e.style.left);if(isNaN(iX)) iX=0;}}else if(css && xDef(e.style.pixelLeft)) {if(xNum(iX)) e.style.pixelLeft=iX;else iX=e.style.pixelLeft;}return iX;}

function xMoveTo(e,x,y){xLeft(e,x);xTop(e,y);}

function xNum(){for(var i=0; i<arguments.length; ++i){if(isNaN(arguments[i]) || typeof(arguments[i])!='number') return false;}return true;}

function xScrollTop(e, bWin){var offset=0;if (!xDef(e) || bWin || e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {var w = window;if (bWin && e) w = e;if(w.document.documentElement && w.document.documentElement.scrollTop) offset=w.document.documentElement.scrollTop;else if(w.document.body && xDef(w.document.body.scrollTop)) offset=w.document.body.scrollTop;}else {e = xGetElementById(e);if (e && xNum(e.scrollTop)) offset = e.scrollTop;}return offset;}function xShow(e) {return xVisibility(e,1);}

function xStr(s){for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])!='string') return false;}return true;}

function xTop(e, iY){if(!(e=xGetElementById(e))) return 0;var css=xDef(e.style);if(css && xStr(e.style.top)) {if(xNum(iY)) e.style.top=iY+'px';else {iY=parseInt(e.style.top);if(isNaN(iY)) iY=0;}}else if(css && xDef(e.style.pixelTop)) {if(xNum(iY)) e.style.pixelTop=iY;else iY=e.style.pixelTop;}return iY;}function xVisibility(e, bShow){if(!(e=xGetElementById(e))) return null;if(e.style && xDef(e.style.visibility)) {if (xDef(bShow)) e.style.visibility = bShow ? 'visible' : 'hidden';return e.style.visibility;}return null;}function xWidth(e,w){if(!(e=xGetElementById(e))) return 0;if (xNum(w)) {if (w<0) w = 0;else w=Math.round(w);}else w=-1;var css=xDef(e.style);if (e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {w = xClientWidth();}else if(css && xDef(e.offsetWidth) && xStr(e.style.width)) {if(w>=0) {var pl=0,pr=0,bl=0,br=0;if (document.compatMode=='CSS1Compat') {var gcs = xGetComputedStyle;pl=gcs(e,'padding-left',1);if (pl !== null) {pr=gcs(e,'padding-right',1);bl=gcs(e,'border-left-width',1);br=gcs(e,'border-right-width',1);}else if(xDef(e.offsetWidth,e.style.width)){e.style.width=w+'px';pl=e.offsetWidth-w;}}w-=(pl+pr+bl+br);if(isNaN(w)||w<0) return;else e.style.width=w+'px';}w=e.offsetWidth;}else if(css && xDef(e.style.pixelWidth)) {if(w>=0) e.style.pixelWidth=w;w=e.style.pixelWidth;}return w;}