function ShowDialog(url, modal, dialogFeatures)
{
    if(navigator.appName == 'Netscape')
    {    
        window.open(url, '', dialogFeatures);       
    }
    else
    {    
        if(modal)
            window.showModalDialog(url, '', dialogFeatures);
        else
            window.showModelessDialog(url, '', dialogFeatures);
    }
}

function ShowDialogWithExtent(url, width, height, modal, resizable)
{
    if(navigator.appName == 'Netscape')
    {    
        dialogFeatures = 'width=' + width + ',height=' + height + ',,toolbar=no,directories=no,status=no,menubar=no,modal=yes,scrollbars=' + (resizable ? 'yes,': 'no,') + 'resizable=' + (resizable ? 'yes': 'no');
    }
    else
    {   
        dialogFeatures = 'dialogWidth:' + width + 'px; dialogHeight: ' + height + 'px; help: no; scroll: ' + (resizable ? 'yes; ': 'no; ') + 'resizable: ' + (resizable ? 'yes': 'no');         
    }
        
    ShowDialog(url, modal, dialogFeatures);    
}

function ShowHelp(url)
{
    ShowDialogWithExtent(url, 380, 220, false, false);
}

function ShowTouristServiceSelector(id)
{
    ShowDialogWithExtent('turistServicesDialog.aspx?id=' + id, 450, 250, true, true);
}