5-letter code permutations

For https://www.steamgifts.com/discussion/Iz1WH/steamgift-comunity-test

by Anton

HTML

<div id="res"></div>

JavaScript

var code = "FEBuy",
	res = "";

for(var i = 0; i < code.length; i++) {
	console.log(i);
	for(var j = 0; i < code.length; j++) {
    	if(j == i)
        	continue;
            
        console.log(j);
            
    	for(var k = 0; k < code.length; k++) {
        	if(k == i || k == j)
            	continue;
                
            console.log(k);
            
            for(var l = 0; l < code.length; l++) {
            	if(l == i || l == j || l == k)
                	continue;
                    
                console.log(l);
                
                for(var m = 0; m < code.length; m++) {
                	if(m == i || m == j || m == k || m == l)
                		continue;
                
                	console.log(m);
                    
                	res += code[i] + code[j] + code[k] + code[l] + code[m] + "<br>";
                }
            }
        }
    }
}

$('#res').html(res);