function doMail(theLink, key){

    //Get the HREF tag. This includes the anti-spam 'key'
    var before = theLink.getAttribute('href');

    //If the anti-spam key is not found in the link, exit the function without doing anything
    //If the link is clicked more than once, this prevents the Javascript from throwing an error
    if(before.indexOf(key) == -1) return false;

    //Our new variable "addy" is a combination of the text that
    //comes BEFORE the key [0] and AFTER the key [1]
    var addy = before.split(key)[0] + before.split(key)[1];

    //Substitute the original link with the new link ("addy")
    theLink.href = addy;

}