InsertionSort.js

var array = [5, 2, 4, 6, 1, 3];
for (j = 0; j <= array.length; j++) 
{
    var key = array[j];
    var i = j - 1;
    while (i >= 0 && array[i] > key) 
    {
        array[i + 1] = array[i];
        i = i - 1;
        array[i + 1] = key;
    }
}
console.log(array);