var globals = {
    openNewWindow: function(url, height, width) {
        if (typeof(height) == 'undefined')
            height = 600;
        if (typeof (width) == 'undefined')    
            width = 1000
        
        window.open(url, '', 'top=50,left=50,width=' + width + ',height=' + height + ',scrollbars=1'); 
        return false;        
    }
}