function pre_comprobar(){

if (document.form2.foto1.value=='')
{
  return true;
}
		foto=document.form2.foto1.value;
		foto=(foto.substring(foto.lastIndexOf("."))).toLowerCase();

		if ((foto!='.jpg'))
		{
			if  (foto!='.gif'){
    			return false;	
				}
			
		}
		
return true;
}


function  cargarFoto(idFoto) {
	 
	 document.getElementById('foto2').style['display'] = 'none';
	
	
	}



/***********************************************
Mas scripts en http://www.terrenoweb.com
***********************************************/

var fadeimages=new Array()
//Aqui van las direcciones de las imagenes, asi como los links 
fadeimages[0]=["imagenes/logo_clasificados_gratis_salta.png", "", ""] 
fadeimages[1]=["imagenes/logo_site2.gif", "http://www.cssdrive.com", ""] 
fadeimages[2]=["imagenes/logo-palestra.jpg", "http://www.javascriptkit.com", "_new"] 

var fadeimages2=new Array() //2nd array set example. Remove or add more sets as needed.
//aqui van las mismas direcciones que arriba, solo cambia lo que esta entre corchetes 
fadeimages2[0]=["imagenes/logo_clasificados_gratis_salta.png", "", ""] 
fadeimages2[1]=["imagenes/logo_site2.gif", "http://www.cssdrive.com", ""]
fadeimages2[2]=["imagenes/logo-palestra.jpg", "http://www.javascriptkit.com", "_new"] 

var fadebgcolor="white"


var fadearray=new Array() //array to cache fadeshow instances
var fadeclear=new Array() //array to cache corresponding clearinterval pointers

var dom=(document.getElementById) //modern dom browsers
var iebrowser=document.all

function fadeshow(theimages, fadewidth, fadeheight, borderwidth, delay, pause, displayorder){
this.pausecheck=pause
this.mouseovercheck=0
this.delay=delay
this.degree=10 //initial opacity degree (10%)
this.curimageindex=0
this.nextimageindex=1
fadearray[fadearray.length]=this
this.slideshowid=fadearray.length-1
this.canvasbase="canvas"+this.slideshowid
this.curcanvas=this.canvasbase+"_0"
if (typeof displayorder!="undefined")
theimages.sort(function() {return 0.5 - Math.random();}) //thanks to Mike (aka Mwinter) :)
this.theimages=theimages
this.imageborder=parseInt(borderwidth)
this.postimages=new Array() //preload images
for (p=0;p<theimages.length;p++){
this.postimages[p]=new Image()
this.postimages[p].src=theimages[p][0]
}

var fadewidth=fadewidth+this.imageborder*2
var fadeheight=fadeheight+this.imageborder*2

if (iebrowser&&dom||dom) //if IE5+ or modern browsers (ie: Firefox)
document.write('<div id="master'+this.slideshowid+'" style="position:relative;width:'+fadewidth+'px;height:'+fadeheight+'px;overflow:hidden;"><div id="'+this.canvasbase+'_0" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;background-color:'+fadebgcolor+'"></div><div id="'+this.canvasbase+'_1" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;background-color:'+fadebgcolor+'"></div></div>')
else
document.write('<div><img name="defaultslide'+this.slideshowid+'" src="'+this.postimages[0].src+'"></div>')

if (iebrowser&&dom||dom) 
this.startit()
else{
this.curimageindex++
setInterval("fadearray["+this.slideshowid+"].rotateimage()", this.delay)
}
}

function fadepic(obj){
if (obj.degree<100){
obj.degree+=10
if (obj.tempobj.filters&&obj.tempobj.filters[0]){
if (typeof obj.tempobj.filters[0].opacity=="number") //if IE6+
obj.tempobj.filters[0].opacity=obj.degree
else //else if IE5.5-
obj.tempobj.style.filter="alpha(opacity="+obj.degree+")"
}
else if (obj.tempobj.style.MozOpacity)
obj.tempobj.style.MozOpacity=obj.degree/101
else if (obj.tempobj.style.KhtmlOpacity)
obj.tempobj.style.KhtmlOpacity=obj.degree/100
else if (obj.tempobj.style.opacity&&!obj.tempobj.filters)
obj.tempobj.style.opacity=obj.degree/101
}
else{
clearInterval(fadeclear[obj.slideshowid])
obj.nextcanvas=(obj.curcanvas==obj.canvasbase+"_0")? obj.canvasbase+"_0" : obj.canvasbase+"_1"
obj.tempobj=iebrowser? iebrowser[obj.nextcanvas] : document.getElementById(obj.nextcanvas)
obj.populateslide(obj.tempobj, obj.nextimageindex)
obj.nextimageindex=(obj.nextimageindex<obj.postimages.length-1)? obj.nextimageindex+1 : 0
setTimeout("fadearray["+obj.slideshowid+"].rotateimage()", obj.delay)
}
}

fadeshow.prototype.populateslide=function(picobj, picindex){
var slideHTML=""
if (this.theimages[picindex][1]!="") //if associated link exists for image
slideHTML='<a href="'+this.theimages[picindex][1]+'" target="'+this.theimages[picindex][2]+'">'
slideHTML+='<img src="'+this.postimages[picindex].src+'" border="'+this.imageborder+'px">'
if (this.theimages[picindex][1]!="") //if associated link exists for image
slideHTML+='</a>'
picobj.innerHTML=slideHTML
}


fadeshow.prototype.rotateimage=function(){
if (this.pausecheck==1) //if pause onMouseover enabled, cache object
var cacheobj=this
if (this.mouseovercheck==1)
setTimeout(function(){cacheobj.rotateimage()}, 100)
else if (iebrowser&&dom||dom){
this.resetit()
var crossobj=this.tempobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
crossobj.style.zIndex++
fadeclear[this.slideshowid]=setInterval("fadepic(fadearray["+this.slideshowid+"])",50)
this.curcanvas=(this.curcanvas==this.canvasbase+"_0")? this.canvasbase+"_1" : this.canvasbase+"_0"
}
else{
var ns4imgobj=document.images['defaultslide'+this.slideshowid]
ns4imgobj.src=this.postimages[this.curimageindex].src
}
this.curimageindex=(this.curimageindex<this.postimages.length-1)? this.curimageindex+1 : 0
}

fadeshow.prototype.resetit=function(){
this.degree=10
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
if (crossobj.filters&&crossobj.filters[0]){
if (typeof crossobj.filters[0].opacity=="number")
crossobj.filters(0).opacity=this.degree
else 
crossobj.style.filter="alpha(opacity="+this.degree+")"
}
else if (crossobj.style.MozOpacity)
crossobj.style.MozOpacity=this.degree/101
else if (crossobj.style.KhtmlOpacity)
crossobj.style.KhtmlOpacity=this.degree/100
else if (crossobj.style.opacity&&!crossobj.filters)
crossobj.style.opacity=this.degree/101
}


fadeshow.prototype.startit=function(){
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
this.populateslide(crossobj, this.curimageindex)
if (this.pausecheck==1){ 
var cacheobj=this
var crossobjcontainer=iebrowser? iebrowser["master"+this.slideshowid] : document.getElementById("master"+this.slideshowid)
crossobjcontainer.onmouseover=function(){cacheobj.mouseovercheck=1}
crossobjcontainer.onmouseout=function(){cacheobj.mouseovercheck=0}
}
this.rotateimage()
}















function ventana(link,w ,h) {
	inic = link.substring(0,3);
	cadena="programa=window.open('http://www.clasisalta.com.ar/" + link + "','" + inic +   "','toolbar=no,scrollbars=yes,status=yes;resizable=no,directories=no,menubar=no,width=" + w + ",height=" + h +"');"; 

//	cadena="programa=window.open('http://localhost/clasisalta/" + link + "','" + inic +   "','toolbar=no,scrollbars=yes,status=yes;resizable=no,directories=no,menubar=no,width=" + w + ",height=" + h +"');"; 
	eval(cadena);
}

function mOvr(src,color) {
	if (!src.contains(event.fromElement)) {
		src.style.cursor = 'hand';
		src.bgColor = color
	}
}
function mOut(src,color) {
	if (!src.contains(event.toElement)) {
		src.style.cursor = 'default';
		src.bgColor = color
	}
}
function mClk(src) {
	if(event.srcElement.tagName=='TD'){
		src.children.tags('A')[0].click()
	}
}

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_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_findObj(n, d) { //v3.0
  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); 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];}
}

function MM_validateForm() { //v3.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' debe ser una direccion de email.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (val!=''+num) errors+='- '+nm+' debe ser un numero.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' debe ser un numero entre '+min+' y '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' debe ser ingresado.\n'; }
  } if (errors) alert('Tiene los siguientes errores:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function MM_validateFormEn() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateFormEn.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}

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

function trim(cadena)
{
	for(i=0; i<cadena.length; )
	{
		if(cadena.charAt(i)==" ")
			cadena=cadena.substring(i+1, cadena.length);
		else
			break;
	}

	for(i=cadena.length-1; i>=0; i=cadena.length-1)
	{
		if(cadena.charAt(i)==" ")
			cadena=cadena.substring(0,i);
		else
			break;
	}
	
	return cadena;
}

function lTrim(sStr){
	 while (sStr.charAt(0) == " ")
	  sStr = sStr.substr(1, sStr.length - 1);
	 return sStr;
	}
	function rTrim(sStr){
	 while (sStr.charAt(sStr.length - 1) == " ")
	  sStr = sStr.substr(0, sStr.length - 1);
	 return sStr;
	}
	function allTrim(sStr){
	 return rTrim(lTrim(sStr));
	}

function listarSubrubros()
{
  document.formanuncio.ok.value='0';
  document.formanuncio.action='poner-anuncio.php';
  document.formanuncio.submit();
}

function listarSubrubrosMod()
{
  document.formanuncioMod.ok.value='0';
  document.formanuncioMod.action='modificar-anuncio.php';
  document.formanuncioMod.submit();
}

function isEmailAddress(theElement)
{
var s = theElement.value;
var filter=/^[A-Za-z][A-Za-z0-9_]*@[A-Za-z0-9_]+\.[A-Za-z0-9_.]+[A-za-z]$/;

if (filter.test(s))
return true;
else
  return false;
}


function enviar(){
	with (document.formanuncio)
	{
		 ok.value='1';
		 return true;
	  
	}
}

function validar(){
	var error='';
	var foco=false;
	with (document.form2)
	{
	  
	  if (ddRubros.value==0)
	  {
		  error='* Debe seleccionar un Subro\n';
		  if (!foco)
		      {
				ddRubros.focus();
				foco=true;
			  }
		  //return false;
	  }

	  if (provincia.value==0)
	  {
		  error='* Debe seleccionar una Provincia\n';
		  if (!foco)
		      {
				provincia.focus();
				foco=true;
			  }
		  //return false;
	  }

	 if (localidadList.value==0)
	  {
		  error=error+'* Debe seleccionar un SubRubro\n';
		  if (!foco)
		      {
				localidadList.focus();
				foco=true;
			  }


	  }		
	  titulo.value=allTrim(titulo.value);	
	  if (titulo.value=='')
	  {
		  error=error+'* Debe ingresar un Titulo\n';
		  if (!foco)
		      {
				titulo.focus();
				foco=true;
			  }
	  }

      descripcionAnun.value=allTrim(descripcionAnun.value);	
	  if (descripcionAnun.value=='')
	  {
		  error=error+'* Debe ingresar una Descripcion\n';
		  if (!foco)
		      {
				descripcionAnun.focus();
				foco=true;
			  }
	  }
	  
	  palClaves.value=allTrim(palClaves.value);	
	  if (palClaves.value=='')
	  {
		  error=error+'* Debe ingresar al menos una Palabra Clave\n';
		  if (!foco)
		      {
				palClaves.focus();
				foco=true;
			  }
	  }
	  
	   url.value=allTrim(url.value);	
	 
	/*  if (url.value!='')
	  {
		 if (!ValidarUrl(url.value))
		 {
			error=error+'* La direccion WEB no es válida\n   Si no tiene página web deje este campo vacio\n'; 
			 if (!foco)
		      {
				url.focus();
				foco=true;
				return false;
			  }
		}
	 }
	  */
	  
	  email.value=allTrim(email.value);	
	  if (!isEmailAddress(email))
	  {
		  error=error+'* Debe ingresar un E-mail valido\n';
		  if (!foco)
		      {
				email.focus();
				foco=true;
			  }
	  } 
	  
	  /*reEmail.value=allTrim(reEmail.value);	
	  if (email.value!=reEmail.value)
	  {
		  error=error+'* Los email no coinciden\n';
		  if (!foco)
		      {
				email.focus();
				foco=true;
			  }
	  } */
	  
	  if (!pre_comprobar())
	  {
		  error=error+'* La foto debe ser extension .JPG o GIF\n';
		  if (!foco)
		      {
				foto1.focus();
				foco=true;
			  }
		  
	  }
	  
	  resultado.value=allTrim(resultado.value);	
	  if (resultado.value!=resultadoVerd.value)
	  {
		  error=error+'* El Resultado de la Multiplicaion no es correcta\n';
		  if (!foco)
		      {
				resultado.focus();
				foco=true;
			  }
	  } 
	  
	  
	
	if (error!='')
	{
		alert(error);
		return false;
	}
	else
	  {

		ok.value=1   

	    return true;
	  }
	}
}

function validarContacto1(){

	var error='';
	var foco=false;
	with (document.formContacto1)
	{
	  
	  titulo.value=allTrim(titulo.value);	
	  if (titulo.value=='')
	  {
		  error=error+'* Debe ingresar su Nombre\n';
		  if (!foco)
		      {
				titulo.focus();
				foco=true;
			  }
	  }

	  email.value=allTrim(email.value);	
	  if (!isEmailAddress(email))
	  {
		  error=error+'* Debe ingresar un E-mail valido\n';
		  if (!foco)
		      {
				email.focus();
				foco=true;
			  }
	  } 

    descripcionAnun.value=allTrim(descripcionAnun.value);	
	  if (descripcionAnun.value=='')
	  {
		  error=error+'* Debe ingresar un mensaje\n';
		  if (!foco)
		      {
				descripcionAnun.focus();
				foco=true;
			  }
	  }
	   
	  resultado.value=allTrim(resultado.value);	
	  if (resultado.value!=resultadoVerd.value)
	  {
		  error=error+'* El Resultado de la Multiplicaion no es correcta\n';
		  if (!foco)
		      {
				resultado.focus();
				foco=true;
			  }
	  } 
	  
	  
	
	if (error!='')
	{
		alert(error);
		return false;
	}
	else
	  {

		ok.value=1   

	    return true;
	  }
	}
	
}

function validarBus()
{
	with (document.formBusqueda)
	{
	  
	  busqueda.value=allTrim(busqueda.value);	
	  if (busqueda.value=='')
	  {
		  return false;
	  }
	  else
	   {
		  
	      return true;
	   }

	}
	

}

function validar2()
{
	with(document.formanuncio){
	      ventana('vista-previa.php?titulo='+titulo.value+'&idProv='+provincia.value+'&descripcion='+descripcionAnun.value+'&email='+email.value+'&Rubro='+Rubro.value,580,160);
	}
}
/*
function validarURL(valor){
  if (/^w+([.-]?w+)*.w+([.-]?w+)*(.w{2,3})+$/.test(valor)){
   return (true)
  } else {
    return (false);
  }
}
*/
function ValidarUrl(txtCampo){
  strExpReg = /^[a-zA-Z0-9-_:/.?&=]+$/;
  if (!strExpReg.test(txtCampo)){
    
    return false;
  }
  return true;
}


function mueveReloj(){ 
   	momentoActual = new Date() ;
   	if (momentoActual.getHours()<10)
	{
		hora='0'+momentoActual.getHours();
	}
	 else
	hora = momentoActual.getHours() ;
	if (momentoActual.getMinutes()<10)
	{
		minuto='0'+momentoActual.getMinutes();
	}
	 else	  
   	minuto = momentoActual.getMinutes() ;
if (momentoActual.getSeconds()<10)
	{
		segundo='0'+momentoActual.getSeconds();
	}
	 else
    segundo = momentoActual.getSeconds() ;

   	horaImprimible = hora + " : " + minuto + " : " + segundo ;

   	document.formBusqueda.reloj.value = horaImprimible ;

   	setTimeout("mueveReloj()",1000) ;
}