SREImonedas = Array();
SREIratio = Array();
SREIm = Array();
SREIp = Array();
SREIs=Array('€','€','euro','euros','£','£','pounds','pound','Â¥','¥','¤','¤','$','dollars','dollar','peso','pesos','real','reales','lev','yuan','kuna','koruna','krone','kroon','forint','krona','rupee','won','lats','litas','ringgit','leu','lira','zloty','rouble','rand','franc','bolivar','baht');

//var SREItiempo;
var SREIcur;
var SREIcurActual;

function initSREICurrencyConverter()
{
    if (!(SREInumDecimal > 0)) SREInumDecimal = 0;
    
    Di=document.getElementsByTagName("div");
    conta=0;
        
    baseDiv=document.getElementById('SREIdivBase');
    moneda_tag=baseDiv.getElementsByTagName("acronym");
    moneda_tag[0].innerHTML=SREIbaseCodeCurrency.toUpperCase();
    moneda_tag[0].setAttribute("title",SREIgetArrayVal(SREIm,SREIbaseCodeCurrency,SREIp).toUpperCase());


    tmp=baseDiv.getElementsByTagName('span');
    long=tmp.length-1;
    tmp[long].style.display='none';
    clonDiv=baseDiv.cloneNode(true);
    clonDiv.style.display='';
    baseDiv.style.display='none';
    //alert(clonDiv.style.display);



    
    clonDiv.setAttribute("actual",SREIbaseCodeCurrency);

    baseSe=clonDiv.getElementsByTagName("select");

    // añado las monedas
    baseOp=clonDiv.getElementsByTagName("option");
    for (y=0; y < SREIm.length; y++)
    {
        clonOp=baseOp[0].cloneNode(true);
        clonOp.setAttribute("value",SREIm[y]);
        clonOp.innerHTML=SREIp[y];
        baseSe[0].appendChild(clonOp);
    }
    
    
    for (x=0;x<Di.length;x++)
    {
        //    document.getElementById('debug').innerHTML=document.getElementById('debug').innerHTML+Di[x].innerHTML+'<br>';

        if (Di[x].innerHTML=='ShowCurrency')
        {
        //    document.getElementById('debug').innerHTML=document.getElementById('debug').innerHTML+'encontrado<br>';
            Ta=Di[x].nextSibling;
            if (navigator.appName != "Microsoft Internet Explorer" && Ta.nodeName=="#text")
            Ta=Ta.nextSibling;
        //    alert(Ta.tagName+' '+Ta.nodeName);
            
            if (Ta.tagName=="TABLE")
            {
                tmpDiv=clonDiv.cloneNode(true);
                conta++;
                Di[x].setAttribute('currency','converter');
        
                parentDiv = Di[x].parentNode;
                parentDiv.replaceChild(tmpDiv, Di[x]);
                Di[x].setAttribute("id","SREIdiv"+conta);
            }

            if (navigator.appName == "Microsoft Internet Explorer")
            {    
                x=-1;
            }
        }
    }
    
 
}


function SREIshow(elDiv)
{
    elDiv.style.display="none";
    tmp=elDiv.parentNode.getElementsByTagName('span');
    long=tmp.length-1;
    tmp[long].style.display="";
}
function SREIhide(elDiv)
{
    tmp=elDiv.parentNode.parentNode.getElementsByTagName('span');
    long=tmp.length-1;
    tmp[long].style.display="none";
    tmp[5].style.display="";
}

function SREIchange(currency,elDiv)
{
    
    
    padre=elDiv.parentNode;

    span=padre.getElementsByTagName("a");
    for (t=0;t<span.length;t++) {
        span[t].style.backgroundColor="#eee";
        span[t].style.color="#666";
    }
    aDiv=elDiv.getElementsByTagName("a");
    if (aDiv.length>0)  
    aDiv[0].style.backgroundColor="#9E1D17";
    aDiv[0].style.color="#ffffff";
    
    SREIcurActual=padre.getAttribute("actual");
    SREIcur=currency;
    
    padre.setAttribute("actual",SREIcur);
    moneda_tag=padre.getElementsByTagName("acronym");
    moneda_tag[0].innerHTML=SREIcur.toUpperCase();
    moneda_tag[0].setAttribute("title",SREIgetArrayVal(SREIm,SREIcur,SREIp).toUpperCase());

    Ta=padre.nextSibling;
    if (navigator.appName != "Microsoft Internet Explorer" && Ta.nodeName=="#text")
    Ta=Ta.nextSibling;
    
    for (tR=0;tR<Ta.rows.length; tR++)
    {
        for (tC=0;tC<Ta.rows[tR].cells.length; tC++)
        {
            if(Ta.rows[tR].cells[tC].getAttribute("nocurrency")!="nocurrency" && Ta.rows[tR].cells[tC].getAttribute('currency')!='no')
            SREIlookUpText(Ta.rows[tR].cells[tC]);
        }
    }
//    return false;
}

function SREIlookUpText(_nodo)
{

    if(_nodo.nodeType == 1 && _nodo.hasChildNodes){
    //si el nodo es de clase elemento y tiene hijos
        var _hijos = _nodo.childNodes;
        for(var i=0; i < _hijos.length;i++){
          SREIlookUpText(_hijos[i]);
        }
    } else {
        SREIchangeNode(_nodo);
    }
}

function SREIchangeNode(nodo)
{
    tmp=nodo.data.toLowerCase();

    if (!SREIisNumeric(tmp,true)) return;
    for (z=0;z<SREIm.length;z++) tmp = SREIlimpia(tmp,SREIm[z]);
    for (z=0;z<SREIp.length;z++) tmp = SREIlimpia(tmp,SREIp[z]);
    for (z=0;z<SREIs.length;z++) tmp = SREIlimpia(tmp,SREIs[z]);

    tmp = SREIlimpia(tmp," ");
    
    indiceA=tmp.indexOf(SREIdecimal);
    indiceB=tmp.indexOf(SREImiles);
    if (indiceA!=-1 && indiceB!=-1 && indiceB > indiceA)
    {
    // signos al reves
        while(tmp.indexOf(SREIdecimal)!=-1) tmp=tmp.replace(SREIdecimal,"*");
        while(tmp.indexOf(SREImiles)!=-1) tmp=tmp.replace(SREImiles,SREIdecimal);
        while(tmp.indexOf("*")!=-1) tmp=tmp.replace("*",SREImiles);

    }

    valtmp = SREIlimpia(tmp,SREImiles);
    valtmp = valtmp.replace(SREIdecimal,'.');
//    document.getElementById('debug').innerHTML=document.getElementById('debug').innerHTML+'<br />valtmp:'+valtmp+'<br>';
//alert(valtmp);

    if (!SREIisNumeric(tmp,false)) {
        return;}
    SREIdefaultRatio=SREIgetArrayVal(SREImonedas,'eur',SREIratio);
    SREIbaseRatio=SREIgetArrayVal(SREImonedas,SREIcurActual,SREIratio);
    SREIcurRatio=SREIgetArrayVal(SREImonedas,SREIcur,SREIratio);
    tmp=Math.round(((SREIdefaultRatio*valtmp*Math.pow(10,SREInumDecimal))/SREIbaseRatio)*SREIcurRatio)/Math.pow(10,SREInumDecimal);
    //tmp=Math.round(((SREIdefaultRatio*valtmp)/SREIbaseRatio)*SREIcurRatio);

    // ponemos signos
    tmp += '';
    tmp = tmp.replace('.',SREIdecimal);
    tmp=SREIaddCommas(tmp);
    if (SREIshowCurrency=='yes') tmp=tmp+" "+SREIcur;

nodo.data=tmp;

}

function SREIaddCommas(nStr)
{
    nStr += '';
    x = nStr.split(SREIdecimal);
    x1 = x[0];
    x2 = x.length > 1 ? SREIdecimal + x[1] : '';
    var rgx = /(\d+)(\d{3})/;
    while (rgx.test(x1)) {
        x1 = x1.replace(rgx, '$1' + SREImiles + '$2');
    }
    return x1 + x2;
}


function SREIlimpia(str,que)
{
while(str.indexOf(que)!=-1){ str=str.replace(que,"");
        }
return str;
}


function SREIgetArrayVal(arr1,clave,arr2)
{
    for(x=0;x<arr1.length;x++)
    {
        if (arr1[x]==clave) return arr2[x];
    }
    return 0;    
}

function SREIisNumeric(strString,any)
   //  check for valid numeric strings    
   {
   var strValidChars = "0123456789,.-";
   var strNumbers = "0123456789";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) return false;

   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
      {
      strChar = strString.charAt(i);
      if (any)
      {
          if (strNumbers.indexOf(strChar) > -1)
         {
 //        blnResult = false;
         blnResult = true;
         }
      }
      else
      {
          if (strValidChars.indexOf(strChar) == -1)
         {
 //        blnResult = false;
         return false;
         }
      }
      }
   return blnResult;
   }