diff --git a/html/crafting.js b/html/crafting.js
index 1e0af7eb5..df13f52f2 100644
--- a/html/crafting.js
+++ b/html/crafting.js
@@ -6,6 +6,7 @@ var SLIDE_DURATION = 600; // ms
 
 // Global Variables ///////////////////////////////////////////////////////////////////////////////////////////////////
 
+var __inventory = createManifest();
 var __loadingCount = 0;
 var __recipebooks = [];
 var __toolsIncluded = false;
@@ -17,6 +18,7 @@ $(function() {
     $("#crafting_count").change(onCraftingSelectorChanged);
     $("#tools_included").change(onIncludeToolsChanged);
     $("#crafting_selector").focus(onCraftingSelectorFocused);
+    $("#inventory").keyup(onInventoryChanged);
 
     loadRecipebook("data/vanilla.json");
     loadRecipebook("data/buildcraft.json");
@@ -33,7 +35,7 @@ function onCraftingSelectorChanged() {
     if (recipe === undefined) {
         $("#crafting_output").slideUp(SLIDE_DURATION);
     } else {
-        var inventory = createManifest();
+        var inventory = __inventory.copy();
         var craftedItems = createManifest();
         var missingMaterials = createManifest();
         for (var i = 0; i < count; i++) {
@@ -59,6 +61,27 @@ function onIncludeToolsChanged() {
     onCraftingSelectorChanged()
 }
 
+function onInventoryChanged() {
+    __inventory.removeAll();
+
+    var inventoryText = $("#inventory").val();
+    if (inventoryText) {
+        var inventoryLines = inventoryText.split("\n");
+        for (var i = 0; i < inventoryLines.length; i++) {
+            var line = inventoryLines[i].trim();
+            var match = /^([0-9]+)(.*)$/.exec(line);
+
+            var count = (match) ? parseInt(match[1]) : 1;
+            var itemName = (match) ? match[2].trim() : line;
+
+            if (itemName.length > 0) {
+                __inventory.add(count, itemName);
+            }
+        }
+    }
+    onCraftingSelectorChanged();
+}
+
 function onRecipeBookLoaded() {
     if (__loadingCount > 0 || __recipebooks.length === 0) {
         $("#crafting").fadeOut(FADE_DURATION);
@@ -160,7 +183,6 @@ function updatePageState(count, recipeName) {
         newLink = newLink.replace(/%20/g, "+");
         state = {count: count, name: recipeName};
     }
-    console.log("newTitle: " + newTitle + ", newLink: " + newLink);
 
     document.title = newTitle;
     history.pushState(state, newTitle, newLink);
@@ -185,6 +207,14 @@ function createManifest() {
         return (object.materials[name] >= count);
     };
 
+    object.copy = function(count, name) {
+        var result = createManifest();
+        for (var name in object.materials) {
+            result.add(object.materials[name], name);
+        }
+        return result;
+    }
+
     object.remove = function(count, name) {
         if (object.materials[name] !== undefined) {
             if (object.materials[name] <= count) {
diff --git a/html/css/main.css b/html/css/main.css
index 94731e199..0af20e9b9 100644
--- a/html/css/main.css
+++ b/html/css/main.css
@@ -16,7 +16,7 @@ p { margin-left: 10px; margin-right: 10px; }
 #border_bedrock { background: url("../images/bedrock.png"); height: 32px; box-shadow: 2px 0px 4px #444; }
 #crafting { margin-bottom: 64px; }
 #crafting_error { margin-left: 10px; }
-#crafting_output { margin-left: 10px; width: 920px; }
+#crafting_output { margin-left: 10px; min-height: 400px; width: 920px; }
 #crafting_output th { background: #f8f8f8; border-left: 1px solid #bbb; font-weight: bold; padding: 10px; }
 #crafting_output td { background: #f8f8f8; border-left: 1px solid #bbb; padding: 10px; }
 #crafting_selector { width: 400px; }
diff --git a/html/index.html b/html/index.html
index 79a84ef0c..d5fa73922 100644
--- a/html/index.html
+++ b/html/index.html
@@ -49,10 +49,12 @@
         </p>
         <table id="crafting_output" class="hidden" cellpadding="0" cellspacing="0">
           <tr>
-            <th width="33%">You need to find:</th>
-            <th width="34%">You need to make:</th>
-            <th width="33%">You'll end up with:</th></tr>
+            <th width="25%">I already have:</th>
+            <th width="25%">You'll need to find:</th>
+            <th width="25%">You'll need to make:</th>
+            <th width="25%">You'll end up with:</th></tr>
           <tr>
+            <td><textarea id="inventory" style="height: 100%; width: 100%" placeholder="2 Oak Log"></textarea></td>
             <td id="missing_materials">&nbsp;</td>
             <td id="crafted_items">&nbsp;</td>
             <td id="leftover_materials">&nbsp;</td>