5/1

finally found a way to incorporate && and || into my Javascript Choose Your Own Adventure 2. While Codeacademy said it worked, there is at least one logical error in my code. I put the code on the server and the problem still exists. Here is the source code.

alert("You are on a quest to seak the Holy Grail.");
alert("You approch a bridge.");
alert("Suddenly ...");
alert("Stop!  Who would cross the Bridge of Death must answer me these questions three!  Ere the other side he see.");
var user = prompt("What is your name?");
user.toUpperCase();
switch(user)
{
    case 'SIR LANCELOT' :
        var quest = prompt("What is your quest?");
        quest.toUpperCase();
        var color = prompt("What is your favorite color");
        color.toUpperCase();
        if (quest === "TO SEAK THE HOLY GRAIL" || color === "BLUE") {
            alert("You cross the bridge.");    
        }
        else {
            alert("You are cast into the Gorge of Eternal Peril.");
        }
        break;
    case 'SIR GALAHAD' :
         var quest = prompt("What is your quest?");
        quest.toUpperCase();
        var color = prompt("What is your favorite color");
        color.toUpperCase();
        if (quest === "I SEAK THE GRAIL!" && color === "GREEN") {
            alert("You cross the bridge");
        }
        else {
            alert("You are cast into the Gorge of Eternal Peril.");
        }
        break;
    case 'SIR ROBIN' :
        var quest = prompt("What is your quest?");
        quest.toUpperCase();
        var Assyria = prompt("What is the capital of Assyria?");
        Assyria.toUpperCase();
        if (quest === "TO SEAK THE HOLY GRAIL" && Assyria === "NINEVEH") {
            alert("You cross the bridge.");
        }
        else {
            alert("You are cast into the Gorge of Eternal Peril.");
        }
        break;
    case 'ARTHUR KING OF THE BRITAINS' :
        var quest = prompt("What is your quest?");
        quest.toUpperCase();
        var swallow = prompt("What is the average air speed of an unleaden swallow?");
        swallow.toUpperCase();
        if (quest === "TO SEAK THE HOLY GRAIL" && swallow === "AFRICAN OR EUROPEAN")  
        {
            alert("The Bridgekeeper is cast into the Gorge of Eternal Peril and you cross the bridge");
        }
        else 
        {
            alert("You are cast into the Gorge of Eternal Peril.");
        }
        break;
    default :
        var quest = prompt("What is your quest?");
        quest.toUpperCase();
        var color = prompt("What is your favorite color");
        color.toUpperCase();
        if (quest === "TO SEAK THE HOLY GRAIL" || color === "GREY") {
            alert("You cross the bridge.");    
        }
        else {
            alert("You are cast into the Gorge of Eternal Peril.");
        }
        break;
};