function getRefToDivMod( divID, oDoc ) {
        if( !oDoc ) { oDoc = document; }
        if( document.layers ) {
                if( oDoc.layers[divID] ) { return oDoc.layers[divID]; } else {
                        for( var x = 0, y; !y && x < oDoc.layers.length; x++ ) {
                                y = getRefToDivNest(divID,oDoc.layers[x].document); }
                        return y; } }
        if( document.getElementById ) { return oDoc.getElementById(divID); }
        if( document.all ) { return oDoc.all[divID]; }
        return oDoc[divID];
}

function openPerfectPopup(oW,oTitle,oContent) {
        var x = window.open('','windowName','width=500,height=400,resizable=1');
        if( !x ) { return true; }
        x.document.open();
        x.document.write('<html><head><title>'+oTitle+'<\/title><\/head><body>'+
                (document.layers?('<layer left="0" top="0" width="'+oW+'" id="myID">'):('<div style="position:absolute;left:0px;top:0px;width:'+oW+'px;" id="myID">'))+
                oContent+(document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>');
        x.document.close();
        var oH = getRefToDivMod( 'myID', x.document ); if( !oH ) { return false; }
        var oH = oH.clip ? oH.clip.height : oH.offsetHeight; if( !oH ) { return false; }
        x.resizeTo( oW + 200, oH + 200 );
        var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;
        if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }
        else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }
        else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }
        if( window.opera && !document.childNodes ) { myW += 16; }
        x.resizeTo( oW = oW + ( ( oW + 200 ) - myW ), oH = oH + ( (oH + 200 ) - myH ) );
        var scW = screen.availWidth ? screen.availWidth : screen.width;
        var scH = screen.availHeight ? screen.availHeight : screen.height;
        x.moveTo(Math.round((scW-oW)/2),Math.round((scH-oH)/2));
        if( x.focus ) { x.focus(); }
        return false;
}


//really not important (the first two should be small for Opera's sake)
PositionX = 10;
PositionY = 10;
defaultWidth  = 600;
defaultHeight = 400;

//kinda important
var AutoClose = false;

//don't touch
function popImage(imageURL,imageTitle){
        var imgWin = window.open('','_blank','scrollbars=no,resizable=1,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY);
        if( !imgWin ) { return true; } //popup blockers should not cause errors
        imgWin.document.write('<html><head><title>'+imageTitle+'<\/title><script type="text\/javascript">\n'+
                'function resizeWinTo() {\n'+
                'if( !document.images.length ) { document.images[0] = document.layers[0].images[0]; }'+
                'var oH = document.images[0].height, oW = document.images[0].width;\n'+
                'if( !oH || window.doneAlready ) { return; }\n'+ //in case images are disabled
                'window.doneAlready = true;\n'+ //for Safari and Opera
                'var x = window; x.resizeTo( oW + 200, oH + 200 );\n'+
                'var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;\n'+
                'if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }\n'+
                'else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }\n'+
                'else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }\n'+
                'if( window.opera && !document.childNodes ) { myW += 16; }\n'+
                'x.resizeTo( oW = oW + ( ( oW + 200 ) - myW ), oH = oH + ( (oH + 200 ) - myH ) );\n'+
                'var scW = screen.availWidth ? screen.availWidth : screen.width;\n'+
                'var scH = screen.availHeight ? screen.availHeight : screen.height;\n'+
                'if( !window.opera ) { x.moveTo(Math.round((scW-oW)/2),Math.round((scH-oH)/2)); }\n'+
                '}\n'+
                '<\/script>'+
                '<\/head><body onload="resizeWinTo();"'+(AutoClose?' onblur="self.close();"':'')+'>'+
                (document.layers?('<layer left="0" top="0">'):('<div style="position:absolute;left:0px;top:0px;">'))+
                '<img src='+imageURL+' alt="Loading image ..." title="" onload="resizeWinTo();">'+
                (document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>');
        imgWin.document.close();
        if( imgWin.focus ) { imgWin.focus(); }
        return false;
}

function esDni(sNif)
{
        var strLetras = 'TRWAGMYFPDXBNJZSQVHLCKE';
        var Letra;
        sNif=sNif.toUpperCase();

        if(sNif.charAt(0)=="X")
                sNif=sNif.substr(1,sNif.length);
        Letra=sNif.charAt(sNif.length-1);
        if(Letra<'A' || Letra>'Z')
                {
                return(false);
                }
        else
                Letra=strLetras.charAt((sNif.substr(0,sNif.length-1))%23);
        if(sNif.charAt(sNif.length-1)==Letra)
                return(true);
        else {
                return(false);
        }
}
function ordena(pagina,formulario,envio)//envia el formulario pasandole un parametros para ordenar la pagina
{
	formulario.action=envio;
	formulario.pagina.value=pagina;
	formulario.submit();
}