Added clear screen code.

text/menu/logon.asc

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n
+
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l
 

h
k   
n

b
h
b
n   
b
 
w

h
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y 
n

b
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bܰ
4
k
0
w

b  
h
b
n

h
kgj/
 

n 
h
wsynchronet
n   
h
k
n 
h
k
n   
b
w

b  ߲
w   
b   
h
b
n
b