I'm using Chrome and my own website. What I know from the inside: 1) I have a form where people sign up by clicking this orange image-button: 2) I inspect it, and this is all it is: <img class="formSend" src="images/botoninscribirse2.png"> 3) At the top of the source code, there are tons of script sources. I know which one the button calls because I coded it: <script src="js/jquery2.js" type="text