Sending an argument/parameter to a function in the form of a universal parameter

//Wanted to try having the user enter their own upper number into the program for the random number generator.abort //The logic of the code always trips up and crashes the browser when I try it out..abort

var upper = prompt("Enter a number as the upper limit that the computer will use to make the random number generator"); upper = parseInt(upper);

function OriginalRandomNumber(upper) { return Math.floor( Math.random() * upper ) + 1; }

var num = OriginalRandomNumber(upper); document.write(num + " is the number!!!!");

var num2 =OriginalRandomNumber(upper);

var counter = 0

while (num !== num2) {

num2 = OriginalRandomNumber();

counter += 1; }

document.write("It took " + counter + " tries for the computer to guess the number!");