step 1：push the start button，start counting；step 2：when 2 hours is reached，open a web page and play music automatically；step 3：stop by hand or after 2 minutes；step 4：loop the above step；
first,connect it with a colock second, after two hours,it can search the website automatically
step 1 : create a timer,which can calculate how much time passedstep 2 : when the time equal to 2 hours , that we do a print , tell us that time reached, we should take a rest
step1:Create a timer,start counting;step2:When the time reaches 2 hours,play music for a little time;step3:Repeat the above steps;
step one: Creat a timer to caculate the time passed,step two: Set a loop which can repeatedly print a break when the set passed_time reached.
1.first connect to the clock to acquire the time2.input a start time3.write a loop to give a video every two hours