function swapDiv() {
var oldHTML = document.getElementById('form').innerHTML;
var newHTML = "<div align=\"right\" style=\"position: absolute;top: 355px; left: 480px;\"><img src=\"images/thanks.png\" width=\"200\" height=\"159\" border=\"0\" /></div><div id=\"contactwords\"><img src=\"images/sent.png\" width=\"50\" height=\"20\" border=\"0\" alt=\"sent\" /></div>";
document.getElementById('form').innerHTML = newHTML;
document.getElementById('contactimage').innerHTML = "";
}