An Expert Advisor. A channel breakthrough signal.

Attach two horizontal lines to a chart:

• one for the upper channel line, name it <UP>
• the other one for the lower border, name it <Dn>

Settings:

• sound = true - play a sound notification
• alert = true - show a dialog box containing user data
• comment = true - show a comment in the upper left corner of the chart
• print = false - print a message to the Experts log
• repet = 3 - number of times the sound file is played.