View source for Captcha Images Settings

In this section you can find more information about each setting within the "Administration Panel -> General -> Settings -> Captcha Images Settings" area.

Minimum requirement for the capthca system to work are as follows: GD library with ~FreeType installed by your forum provider/host and php version 4.3 or greater installed.

'''Main Status:'''<br />
This is the main control and must be on for the captcha to work.

'''Registration Status:'''<br />
This is the control for the captcha to be used for registrations

'''Anonymous Posting Status:'''<br />
If anonymous posting is allowed on your forums this control will make them use the captcha image before posting. Logged in members will not see the images.

'''Code Characters:'''<br />
This is where you can enter the characters you wish to use in the images. You must separate the characters with a comma. You can also enter ranges (eg: a-z, 0-9, A-Z).

'''Code Length:'''<br />
How many characters do you want to display in the image

'''Case Sensitive Code:'''<br />
This gives you the option to use case sensitive characters. Whilst on, users must enter the characters exactly as they appear. Please remember that characters like o, s, w, x, z can be hard to decipher if uppercase is required.

'''Code Shadow:'''<br />
Adds a shadow under each image for extra security.

'''Image Type:'''<br />
This is the type of image (gif, jpg, png etc.)

'''Image Width:'''<br />
How wide should the background image be.

'''Image Height:'''<br />
How high should your background image be.

'''Image Background(s):'''<br />
Enter the full path to the location of your captcha images directory as found from the root of your forum, i.e, images/captchaimages. If there is more than one image they will be randomly displayed upon new registrations.<br />
Alternatively you can enter individual file name(s) separated by commas to select only desired images.

'''Number of Random Dots:'''<br />
Number of dots to randomly place in the image.

'''Number of Random Lines:'''<br />
Number of lines to randomly place in the image.

'''Image Font(s):'''<br />
Fonts to be used for the characters in the image. These can be entered as font names separated by comma's, a directory, or an individual font name. The fonts entered, must be on your server.

'''Min Font Size:'''<br />
This is the minimum font size that characters will be displayed in your image.

'''Max Font Size:'''<br />
This is the maximum font size that characters will be displayed.

'''Use Full Color:'''<br />
Whilst on, the image character(s), and dots / lines will use full random colors. Whilst off, they will be grey scale.