Hi to all

.I would need to add an email message form into post to send some information

found a free script to do make it possible but when try to add the form HTML code into post using source code tag its showing Ok before posting but incomplete when I have to update the reply

see pics:

_ https://patbuweb.com/yeti/uploads/a.png 
_ https://patbuweb.com/yeti/uploads/b.png 
_ https://patbuweb.com/yeti/uploads/c.png 

is it a bug or its missing something ?
or my error ?
thank you !!