Mql4 metatrader meta trader, exper advisort modification or creating new expert ea mq4 mql4 ex4

attached is the expert that do the following
1-ask me to select point 1
2-ask me to select point 2
3- get the lowest point between them
4- have the ability to reselect them again
i want modification to that expert so that it should have the following description
--when i click button 1 it do step 1 .2 and 3
-when i click r1 it do step 4
-save the lowest point in variable called x1
note: when i reselct the points ,x1 value is updated
-it displays x1 with arrow on chart ,
-it displayes x1 value on screen
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i should also have ability to get point x1 at first or point x3 or point x7 or any point ,, the arrangement is not important,,,,
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the main structure is in the attached image file
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after i choose x1 x3 x5 x7 x9 x11 x13 x15
i need to put some equations in the expert just tell me where to put them
and after that i need check some conditions
then i need to get line of entry that draws a horizontal line that i get from the calculation i should add
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flow chart is required of the expert



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all the required functions are in the attached expert ,, it is just matter of duplicating ,, and making new flow chart
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 attached files

http://www.mediafire.com/?qjnl9blu6oa9fxg 

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for more inquires add me on skype
ammary31
i need it fast ,,, 1 day as maximum
God will