function invocarBerta(pIdioma) {
    var wWidth = 244;
    var wNavWidthDelta = (!!document.all) ? 8 : 10;
    var wLeftPosition = screen.width - wWidth - wNavWidthDelta;
    var wTopPosition = (!!document.all) ? 110 : 145;
    var wNavHeightDelta = (!!document.all) ? 30 : 0;
    var wHeight;
 
    if( screen.height <= 768 ){
        wHeight = Math.round( (screen.height - wTopPosition - wNavHeightDelta)  * 0.95 );
    }else{
      wHeight = Math.round( (screen.height - wTopPosition - wNavHeightDelta) * 0.85 );
    }
 
    if (pIdioma == undefined || pIdioma == null) {
        pIdioma = 'ca';
    }
 
    var wURL = "http://exp1.minervaasistentesvirtuales.com/MinervaCanalWeb/MinervaFlotantServlet?clauCanal=nJ8849IRlcc.&codIdioma="+pIdioma;
    window.open(wURL,'Berta','width=' + wWidth + ',height='+wHeight+',left='+wLeftPosition+',top='+wTopPosition);
}
//-->