1Math.max(5, 10);

1if(one>two)
2  {
3  var a = one;
4  }
5  else
6  {
7  var a = two;
8  }
9
10if(three>four)
11  {
12  var b = three;
13  }
14  else
15  {
16  var b = four;
17  }
18
19if(a>b)
20  {
21  alert("The greatest number is " + a)
22  }
23else if(b>a)
24  {
25  alert("The greatest number is " + b)
26  }
27}