How to add clickable graphic on chart?

[LP_21]

Hello everyone,

i just come across MT4 platform with clickable logo on the chart.

Can anybody give me a hint how this is actually done?

Here is a screenshot for better understanding: 

http://img824.imageshack.us/img824/2903/buttonsu.jpg

Any hint would be much appreciated.  

Sigma

PS: If there is a coder who can provide me with detailed explanation how this can be done i would be also ready to pay for the information. 

[Simon Gniadkowski]

Sigma:

Any hint would be much appreciated.  

Sigma

PS: If there is a coder who can provide me with detailed explanation how this can be done i would be also ready to pay for the information. 

If you want to pay someone go here:  MT4 & MT5 coding

[qjol]

Sigma:

[...]

ready to pay for the information.