14. Sa se deruleze ciclic 3 secvente video , secventele de vizulaizat sa se aleaga dintr-un combobox. 
In prealabil secvente editate ca sa se puna pe toate o acceasi sigla.

MTB

creare combo-uri cu numele "rez","den",nrc"

in scriptul paginii:
--------------------
to handle enterPage
	
	set dropDownItems of comboBox "rez" to "1024 x 768" 
	put CRLF & "800 x 600" after dropDownItems of comboBox "rez"
	put CRLF & "640 x 480" after dropDownItems of comboBox "rez"
	set selectedItem of comboBox "rez" to 1
	
	set dropDownItems of comboBox "nrc" to "8 bit" 
	put CRLF & "24 bit" after dropDownItems of comboBox "nrc"
	set selectedItem of comboBox "nrc" to 1
		
	set dropDownItems of comboBox "den" to "Matrix" 
	put CRLF & "Dark City" after dropDownItems of comboBox "den"
	put CRLF & "Star Wars" after dropDownItems of comboBox "den"
	set selectedItem of comboBox "den" to 1
end

- creare buton cu caption "Play" si o scena cu numele "scena"
- importare clipuri




in scriptul butonului:
--------------------------
to handle buttonClick
  nc = "zero"
  trez = text of comboBox "rez"
  tnrc = text of comboBox "nrc"
  tden = text of comboBox "den"
  conditions
	when tden is "Matrix"
		conditions
			when tnrc is "8 bit"
				conditions
					when trez is "1024 x 768"
						if (nc is not "zero") 
							mmClose clip nc
						end
						mmPlay clip "Matrix_8_1024" in stage "scena"
						nc="Matrix_8_1024"
					when trez is "800 x 600"
						if (nc is not "zero") 
							mmClose clip nc
						end
						mmPlay clip "Matrix_8_800" in stage "scena"
						nc="Matrix_8_800"
					when trez is "640 x 480"
						if (nc is not "zero") 
							mmClose clip nc
						end
						mmPlay clip "Matrix_8_640" in stage "scena"
						nc="Matrix_8_640"
				end
			when tnrc is "24 bit"
				conditions
					when trez is "1024 x 768"
						if (nc is not "zero") 
							mmClose clip nc
						end
						mmPlay clip "Matrix_24_1024" in stage "scena"
						nc="Matrix_24_1024"
					when trez is "800 x 600"
						if (nc is not "zero") 
							mmClose clip nc
						end
						mmPlay clip "Matrix_24_800" in stage "scena"
						nc="Matrix_24_800"
					when trez is "640 x 480"
						if (nc is not "zero") 
							mmClose clip nc
						end
						mmPlay clip "Matrix_24_640" in stage "scena"
						nc="Matrix_24_640"
				end
		end
	when tden is "DarkCity"
		--la fel
	when tden is "StarWars"
		--la fel
  end
end

---------------------------------

daca se vrea ca la selectare ceva din combo sa se ruleze automat ceva in scena, atunci in scriptul fiecarui combo se scrie acelasi script de mai sus, dar nu in "to handle buttonclick", ci in:

to handle selectChange
	...		
end