Javascript Project : Factorial - Do While - While Loops

var dwinteger=1;

var dwtotal=0;

do

{

dwinteger=dwinteger+2;

dwtotal=dwtotal+dwinteger;

}

while (dwinteger<=99);

var winteger=1;

var wtotal=0;

while (winteger<=100)

{

winteger=winteger+1;

wtotal=wtotal+winteger

}

function factorial()

{

var f_input=prompt("Calculate the factorial of:");

var total=1;

var counter=1;

for (counter=1;counter<=f_input;counter++)

{

total=total*counter;

}

alert("Factorial " + f_input + ": " + total + '\n' + '\n' + '\n' +

"Do - While loop: Sum of all odd numbers from: 1-100: " + dwtotal + '\n' + '\n' + '\n' + "While loop: Sum of all numbers from: 1-100: " + wtotal);

}