diff --git a/www/conservancy/static/forms.css b/www/conservancy/static/forms.css
index 4cca83650b48f85e8cba7c1bc9e9518dc3d7345e..c83935b7e8ebf674e60715feb82b2cd615d19e8d 100644
--- a/www/conservancy/static/forms.css
+++ b/www/conservancy/static/forms.css
@@ -25,6 +25,7 @@
 .form-error-show {
     color: red;
     margin-left: 10px;
+    font-size: 75%;
 }
 
 input.invalid, textarea.invalid {
diff --git a/www/conservancy/static/supporter-page.js b/www/conservancy/static/supporter-page.js
index 945ef68eb4335551abc1d1d6004914dfa5f06173..052c21f06d99aa4f9dca932eb17976b29a77f78e 100644
--- a/www/conservancy/static/supporter-page.js
+++ b/www/conservancy/static/supporter-page.js
@@ -44,11 +44,11 @@ $(document).ready(function() {
             $("#no_shipping").val("0");
         }
     });
-    $('.amount').addClass("valid");
-    $('.amount').on('input', function() {
+    $('*#amount').addClass("valid");
+    $('*#amount').on('input', function() {
         var input=$(this);
         var value = input.val();
-        var errorElement=$("span", input.parent());
+        var errorElement=$("span#error", input.parent());
         var noCommaValue = value;
         noCommaValue = value.replace(/,/g, "");
         var re = /^((\d{1,3}(,?\d{3})*?(\.\d{0,2})?)|\d+(\.\d{0,2})?)$/;
diff --git a/www/conservancy/static/supporter/index.html b/www/conservancy/static/supporter/index.html
index b0edf600454daf512dfb8292a1950508b0f8da0c..d0d7b91abc72d256ea97f65561ab06b62297049d 100644
--- a/www/conservancy/static/supporter/index.html
+++ b/www/conservancy/static/supporter/index.html
@@ -141,9 +141,9 @@ internal policies</a> are published and available for scrutiny.</p>
             <input type="hidden" name="item_name" value="Conservancy Supporter, Annual" />
             <input id="no_shipping" type="hidden" name="no_shipping" value="0" />
   <label for="amount"><strong>Amount:</strong> $</label>
-  <input class="amount" type="text" name="amount" size="7" minimum="120" value="120" />
-  <span class="form-error"><small>$120 is a minimum for Conservancy
-  Supporters.  <a href="/donate">Donate smaller amounts here</a>.</small></span><br/>
+  <input id="amount" type="text" name="amount" size="7" minimum="120" value="120" />
+  <span id="error" class="form-error">$120 is a minimum for Conservancy
+  Supporters.  <a href="/donate">Donate smaller amounts here</a>.</span><br/>
 
                       <label for="wantGift"><strong>Do you want to receive a t-shirt? </strong></label>
                       <input type="hidden" name="on1" value="wantGift" />
@@ -208,9 +208,9 @@ internal policies</a> are published and available for scrutiny.</p>
             <input type="hidden" name="srt" value="0" />
             <input type="hidden" name="item_name" value="Conservancy Supporter, Monthly" />
   <label for="amount"><strong>Monthly Amount:</strong> $</label>
-  <input class="amount" type="text" name="a3" size="5" minimum="10" value="10" />
-  <span class="form-error"><small>$10/month is a minimum for Conservancy
-  Supporters.  <a href="/donate">Donate smaller amounts here</a>.</small></span><br/>
+  <input id="amount" type="text" name="a3" size="5" minimum="10" value="10" />
+  <span id="error" class="form-error">$10/month is a minimum for Conservancy
+  Supporters.  <a href="/donate">Donate smaller amounts here</a>.</span><br/>
                       <label for="wantGift"><strong>Do you want to receive a t-shirt? </strong></label>
                       <input type="hidden" name="on1" value="wantGift" />
                       <input type="radio" name="os1" value="Yes" />Yes