Analog clock with Chart

[A.Maurizio]

Hello my name is Maurizio and vo I write because I want to be able to solve this problem with a chart , which no one can find a plausible solution.

So my problem is this : On an Excel Spreadsheet with Microsoft Office 2007, I created a chart that creates an Analog Clock , now far nothing may wonder why ; Very well indeed it works .

The problem arises when : I want to make sure that each of Expire 5 minutes , the symbols Rotondi made ​​included the passage of current minutes they can go from a yellow color to a red color in an alternative way .

I will not deny that I tried and tried in every way Possible , but until now it is an absolute disaster.

You kindly you could not help me to solve this problem ; Thanks for all the help that you give me about ; Sincere greetings from A.Maurizio

(p.s) My test program, and this