Fix issue causing new forms to submit placeholder values

Placeholders.js

@@ -228,6 +228,7 @@ var Placeholders = (function () {
 			numInputs = inputs.length,
 			num = numInputs + textareas.length,
 			i,
+            form,
 			element,
 			oldPlaceholder,
 			newPlaceholder;
@@ -263,6 +264,22 @@ var Placeholders = (function () {
 
 						//If the current placeholder data-* attribute has no value the element wasn't present in the DOM when event handlers were bound, so bind them now
 						if (!oldPlaceholder) {
+                            //If the element has a containing form bind to the submit event so we can prevent placeholder values being submitted as actual values
+                            if (element.form) {
+
+                                //Get a reference to the containing form element (if present)
+                                form = element.form;
+
+                                //The placeholdersubmit data-* attribute is set if this form has already been dealt with
+                                if (!form.getAttribute("data-placeholdersubmit")) {
+
+                                    //The placeholdersubmit attribute wasn't set, so attach a submit event handler
+                                    addEventListener(form, "submit", submitHandler);
+
+                                    //Set the placeholdersubmit attribute so we don't repeatedly bind event handlers to this form element
+                                    form.setAttribute("data-placeholdersubmit", "true");
+                                }
+                            }
 							addEventListeners(element);
 						}
 

README.md

@@ -15,7 +15,7 @@ Placeholders.js is licensed under the [MIT License](http://en.wikipedia.org/wiki
  - Works properly for `input` elements of the **`password` type** in all browsers except Internet Explorer 8 and below, in which the placeholder appears as masked text
  - Wide range of browsers supported, **including IE6**
  - **No dependencies** (so no need to include jQuery, unlike most placeholder polyfill scripts)
- - All of the above in just 4kB when minified, and about **1kB when gzipped**!
+ - All of the above in just 5kB when minified, and about **1kB when gzipped**!
 
 ##How do I use it?
 
@@ -83,4 +83,4 @@ Do you use some obscure browser that doesn't have native `placeholder` attribute
 
 You can download the repository at various states from the [tags page](https://github.com/jamesallardice/Placeholders.js/tags), or with the following links:
 
-[Current version (1.1)](https://github.com/jamesallardice/Placeholders.js/zipball/v1.1) | [1.0](https://github.com/jamesallardice/Placeholders.js/zipball/v1.0)
+[Current version (1.2)](https://github.com/jamesallardice/Placeholders.js/zipball/v1.2) | [1.1](https://github.com/jamesallardice/Placeholders.js/zipball/v1.1) | [1.0](https://github.com/jamesallardice/Placeholders.js/zipball/v1.0)