Embedding URLs with symbols does not seem to be allowed. I have not got around to figure out exactly what symbols are prohibited, but for example, you cannot embed the following URL.

https://en.wikipedia.org/wiki/Daniel_Jones_(phonetician)

Hope you will be able to address this issue soon!

Thanks!

Yasuro

P. S. Sorry I have not followed up on the issues I raised in the past. Recently I have been up to neck in work, but I have not forgotten your requests for screen shots and such. I will get to it once I find time for it.