diff --git a/src/Faction.js b/src/Faction.js
index d476b9bec..6d54215f1 100644
--- a/src/Faction.js
+++ b/src/Faction.js
@@ -430,7 +430,7 @@ displayFactionContent = function(factionName) {
     //The old buttons need to be replaced to clear the old event listeners
     var newHackButton = hackButton.cloneNode(true);
     var newFieldWorkButton = fieldWorkButton.cloneNode(true);
-    var newSecurityWorkButton = securityWorkbutton.cloneNode(true);
+    var newSecurityWorkButton = securityWorkButton.cloneNode(true);
     
     hackButton.parentNode.replaceChild(newHackButton, hackButton);
     fieldWorkButton.parentNode.replaceChild(newFieldWorkButton, fieldWorkButton);
diff --git a/src/Location.js b/src/Location.js
index 435dc831d..75be74fb8 100644
--- a/src/Location.js
+++ b/src/Location.js
@@ -1243,7 +1243,7 @@ initLocationButtons = function() {
     purchaseTor.addEventListener("click", function() {
         purchaseTor();
         return false;
-    }
+    });
     
     travelToAevum.addEventListener("click", function() {
         travelBoxCreate(Locations.Aevum, 1000000);
diff --git a/src/Netscript/Evaluator.js b/src/Netscript/Evaluator.js
index 0c0de5dd9..fbb4017d7 100644
--- a/src/Netscript/Evaluator.js
+++ b/src/Netscript/Evaluator.js
@@ -254,8 +254,8 @@ function evaluate(exp, workerScript) {
 										Player.hacking_exp += expGainedOnFailure;
 										workerScript.scriptRef.onlineExpGained += expGainedOnFailure;
 										
-										console.log("Script unsuccessful to hack " + server.hostname + ". Gained " + expGainedOnFailure + "exp");
-                                        workerScript.scriptRef.log("Script unsuccessful to hack " + server.hostname + ". Gained " + expGainedOnFailure + "exp");
+										console.log("Script unsuccessful to hack " + server.hostname + ". Gained " + expGainedOnFailure + " exp");
+                                        workerScript.scriptRef.log("Script unsuccessful to hack " + server.hostname + ". Gained " + expGainedOnFailure + " exp");
 										resolve("Hack failure");
 									}
 								}, hackingTime * 1000);
@@ -529,7 +529,9 @@ function scriptCalculateHackingChance(server) {
 	var difficultyMult = (100 - server.hackDifficulty) / 100;
     var skillMult = (Player.hacking_chance_mult * Player.hacking_skill);
     var skillChance = (skillMult - server.requiredHackingSkill) / skillMult;
-    return (skillChance * difficultyMult);
+    var chance = skillChance * difficultyMult;
+    if (chance < 0) {return 0;}
+    else {return chance;}
 }
 
 //The same as Player's calculateHackingTime() function but takes in the server as an argument
diff --git a/src/Player.js b/src/Player.js
index 7fa128580..87bf5b544 100644
--- a/src/Player.js
+++ b/src/Player.js
@@ -15,8 +15,8 @@ function PlayerObject() {
     
     //Hacking multipliers
     this.hacking_chance_mult   = 2;  //Increase through ascensions/augmentations
-    //this.hacking_speed_mult  =     5;  //Decrease through ascensions/augmentations
-    this.hacking_speed_mult    =  1;  //Make it faster for debugging
+    this.hacking_speed_mult  =     5;  //Decrease through ascensions/augmentations
+    //this.hacking_speed_mult    =  1;  //Make it faster for debugging
     this.hacking_money_mult    = .001;    //Increase through ascensions/augmentations. Can't go above 1
     
     //Note: "Lifetime" refers to current ascension, "total" refers to the entire game history
@@ -177,7 +177,9 @@ PlayerObject.prototype.calculateHackingChance = function() {
     var difficultyMult = (100 - this.getCurrentServer().hackDifficulty) / 100;
     var skillMult = (this.hacking_chance_mult * this.hacking_skill);
     var skillChance = (skillMult - this.getCurrentServer().requiredHackingSkill) / skillMult;
-    return (skillChance * difficultyMult);
+    var chance = skillChance * difficultyMult;
+    if (chance < 0) {return 0;} 
+    else {return chance;}
 }
 
 //Calculate the time it takes to hack a server in seconds. Returns the time
diff --git a/utils/FactionInvitationBox.js b/utils/FactionInvitationBox.js
index 6d56d3281..fdd467857 100644
--- a/utils/FactionInvitationBox.js
+++ b/utils/FactionInvitationBox.js
@@ -40,7 +40,10 @@ factionInvitationBoxCreate = function(faction) {
     //TODO Faction invitation message
     
     var yesButton = document.getElementById("faction-invitation-box-yes");
-    yesButton.addEventListener("click", function() {
+    var newYesButton = yesButton.cloneNode(true);
+    yesButton.parentNode.replaceChild(newYesButton, yesButton);
+    
+    newYesButton.addEventListener("click", function() {
         joinFaction(faction);
         factionInvitationBoxClose();
         return false;