Flowchart getting disturbed clicking on 'run' button more times

s=>start: Start
e=>end:
condition0=>condition: If
condition1=>condition: If
condition2=>condition: If
condition3=>condition: If

s->condition0
condition0(yes)->e
condition0(no)->condition1
condition1(yes)->e
condition1(no)->condition2
condition2(yes)->e
condition2(no)->condition3
condition3(yes)->e
condition3(no)->e
checked with given example i.e index.html
After clicking more number of times on run on flowchart is getting change ... which is issue !
Please any solution for that..
Thanks in advance ! :)