function doPostBack(sCmdName, sCmdArg, idFormulario)
{                                    
    
    form = document.getElementById(idFormulario);
    input_cmdName = document.getElementById("cmdName"+idFormulario);
    input_cmdArg = document.getElementById("cmdArg"+idFormulario);
    
    input_cmdName.value = sCmdName;
    input_cmdArg.value = sCmdArg;    
                               
    form.submit();
    
}

function obterBrowser() { 

    var Browser; 

    Browser = navigator.appName; 
                
    if (Browser == "Microsoft Internet Explorer") { 
        return "ms";
    } else {
        return "mz";
    } 

}