function NavigateUrl(url)
{
    window.location = url;
}

function OpenWindow(url)
{
    window.open(url,'child','width=600,height=400,resizable=no,scrollbars=yes,toolbar=no,location=no,directories=no,status=no,menubar=no,copyhistory=no');
}

function CheckWindow()
{
    if (window.top != window) window.top.location = window.location;
}

function AddToFavorites() 
{
    var title = "UberHuge - Online Health Management";
    var url = "http://www.uberhuge.com/";
    
    if (window.sidebar) 
    { 
        window.sidebar.addPanel(title, url,"");
    } 
    else if (window.external) 
    {
        window.external.AddFavorite(url, title);
    } 
    else 
    { 
        alert("This functionality is not supported by your browser. Please add ÜberHuge to your favorites manually.");
    }
        
    //return false;
}

function IsNumeric(sText)
{
    var ValidChars = "0123456789.";
    var IsNumber = true;
    var Char;

    for (i = 0; i < sText.length && IsNumber == true; i++) 
    { 
        Char = sText.charAt(i);
        
        if (ValidChars.indexOf(Char) == -1) 
        {
            IsNumber = false;
        }
    }
    return IsNumber;
}