how i can add picture or imege into chatbox back ground please

i wuold like to know from the first step how i can add imege or picture into my chat box back guornd please ??!!
thanks alot

you have to use BBcode

i think he is asking to put the image as a background image of chatbox


i use invision and in my css style sheet

you just need to find this

Code:

body.chatbox {
background: url(http://i42.tinypic.com/35jfsxj.gif) repeat;
}

and change the image url

https://2img.net/h/oi42.tinypic.com/35jfsxj.gif

but if you have change css style sheet show us the css stylesheet so i can tell what to change as i m not professional who can tell this without seeing