Wing's Blog on Facebook Development & Virtualization

If you write you canvas app in such a way that it invokes JavaScript function via the href attribute as follows:

<a href="javascript:myfunc();" >click here</a>

then I would you to check your app to see if it still functions as expected.

Recently, I found that the above method may fail in some canvas pages (though it is working perfectly if it is running as a web page by itself).

To rectify the problem, you can simply rewrite the above code in the following way:

<a href="#" onclick="myfunc();">

Hope this helps.

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