function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

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_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 cOn(td){
if(document.getElementById||(document.all && !(document.getElementById))){
td.style.backgroundColor="#CA001A"; 
  }
}*/


function cOn(td,que){
if(document.getElementById||(document.all && !(document.getElementById))){
td.style.backgroundColor="#CA001A"; 
document.getElementById(que).style.color="#ffffff";
  }
}


/*
function cOut3(td){
if(document.getElementById||(document.all && !(document.getElementById))){
	td.style.backgroundColor="#F0F0F0";
  }
}
*/
function cOut3(td,que){
if(document.getElementById||(document.all && !(document.getElementById))){
	td.style.backgroundColor="#F0F0F0";
	document.getElementById(que).style.color="#808080";
  }
}




function unblur() {
	this.blur();
} 

function blurLinks() {
	if (!document.getElementById) return;
	theLinks = document.getElementsByTagName("A");
	theAreas = document.getElementsByTagName("AREA");
	for(i=0; i<theLinks.length; i++) {theLinks[i].onfocus = unblur;}
	for(i=0; i<theAreas.length; i++) {theAreas[i].onfocus = unblur;}
  } 
//window.onload = blurLinks;


function doBlink() {
  var blink = document.all.tags("BLINK")
  for (var i=0; i < blink.length; i++)
    blink[i].style.visibility = blink[i].style.visibility == "" ? "hidden" : "" 
}

function startBlink() {
		blurLinks();
	if (document.all){
    setInterval("doBlink()",650)
	}
}
window.onload = startBlink;


function show(que){
	var name=que + "2.jpg";
	document.getElementById(que).src='imagenes/' + name;
}
function hide(que){
	var name=que + ".jpg";
	document.getElementById(que).src='imagenes/' + name;
}


function emailCheck (emailStr) 
{
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) {
		alert("Escriba una dirección de correo válida en el campo Email.")
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null) {
		alert("Escriba una dirección de correo válida en el campo Email.")
		return false
	}
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		  for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Escriba una dirección de correo válida en el campo Email.")
			return false
			}
		}
		return true
	}

	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		alert("Escriba una dirección de correo válida en el campo Email.")
		return false;
	}
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || 
		domArr[domArr.length-1].length>4) {
		 alert("Escriba una dirección de correo válida en el campo Email.")
	   return false
	}
	if (len<2) {
	   var errStr="Escriba una dirección de correo válida en el campo Email."
	   alert(errStr)
	   return false
	}
}



//para actualizar la cesta
function suma_cesta(prod,mod,ahora,antes)
{  //valor1= ganadero, valor2= div, valor3= explo. seleccionada

	var xmlHttp=null;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}


	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			//alert(xmlHttp.responseText);
			/*
			var div_carga="div_aviso_visit_repe";
			document.getElementById(div_carga).innerHTML=xmlHttp.responseText;
			*/
		}
	}
	

	//var unique=document.getElementById('unique_id').value;
	var url="principales/ajax/suma_cesta.php";
	url=url+"?prod="+prod+"&mod="+mod+"&ahora="+ahora+"&antes="+antes;
	url=url+"&sid="+Math.random();
	//alert(url);
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);  
}