Question about chrome ERROR

[mrmad2017]

220 var request = 
221 ans1 + "&" + q1 + ans2 + "&" + q2 + ans3 + "&" +q3 + ans4 +"&"+ q4 + ans5 + "&" + q5 + ans6 + "&" + 
       q6 + ans7 + "&" + q7 + ans8 + "&" + q8 + ans9 + "&" + q9 + ans10 + "&"+ q10 + "&" + usr_seq + "&" + 
       system_type + "&" + exam_type + "&" + book_level + "&" + start_time + "&" + parent_seq + "&" + enc ;
222 submit_Score(request);
223
224 //end my JOY PK extension 
225 //powered by CJH TEAM 2018/2/14

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the number in front of the javascript is the line of the code
I would want to know is
I got an error (look the image)

I dont know how to debug
I feel very confused
Please help me
the full code is under here
click here
you may see some of the comment or alert you dont know it is Chinese
I am from Taiwan
so dont be confused

[m_hutley]

“Unexpected end” generally means “You forgot to close a block.” Look up, find all the {'s, make sure they match up with }'s.

(Hint: Line 113)