popup-blocker

I have a page that enable user to perform image manipulation via HTML5 canvas, on the page, there's a facebook share button for sharing a generated image of the canvas on facebook. When the link is clicked, an ajax request is sent to the server (ASP.NET MVC) to perform the image generation, save the image on the server, then generate a url(that links to the image) that is returned as the ajax response. The returned url is what I want to pass as the parameter for facebook to share. The issue is that popup blocker is blocking facebook share dialog when I call "window.open". Is there any other

On my website there is a button that just used to call a function that calls window.open , however, recently an adjustment was needed to do a server-side check before the popup was opened. Ever since the code was added that does the AJAX call, browsers blocks the popup, that is opened in the success callback of the AJAX call. I read that browsers might block the popup if it's not called by a user click event, so I tried setting the AJAX request to async: false , which solved the problem in Firefox, but Google Chrome still keeps blocking my popup. Is there any way to get around this? I could