// global variables

function body_onload()
{
    try 
    { 
        init(); 
    }
    catch(e) {}
}

function openWindow(url, name, params)
{
    var objWindow = window.open(url, name, params );
    if (parseInt(navigator.appVersion) >= 4) 
    {
        objWindow.window.focus(); 
    }
}

function getHelpWindow(url, centered)
{
    var width = 350;
    var height = 500;
    var leftPosition;
    var topPosition;  
    var params = '';
    
    if( centered )
    {
        leftPosition = (screen.width - width)/2;
        topPosition = (screen.height - height)/2;  
    }
    
    params += 'width=' + width + ', ';
    params += 'height=' + height + ', ';
    params += 'top=' + topPosition + ', '; 
    params += 'left=' + leftPosition + ', ';
    params += 'scroll=no, ';
    params += 'status=yes, ';
    params += 'toolbar=no, ';
    params += 'menubars=no, ';
    params += 'resizable=no';
  
    openWindow(url, "HelpWindow", params);
}