added button to print error message

app/static/scripts/function.js

@@ -19,7 +19,12 @@ function request_account() {
 function renderDom(title, message, error_msg) {
     document.getElementById("form-wrapper").innerHTML = "<h2>" + title + "<br>";
     document.getElementById("form-wrapper").innerHTML += "<h3>" + message + "<br>"; 
-    document.getElementById("form-wrapper").innerHTML += "<p>" + error_msg;
+    if (error_msg !== null ) {
+      var error_button = document.createElement("BUTTON");
+      error_button.innerHTML = 'Read Error Message';
+      document.getElementById("form-wrapper").appendChild(error_button);
+      error_button.onclick = function(){document.getElementById("form-wrapper").innerHTML += "<br>" +error_msg} 
+    }
 }
 
 function autofill_form(username, fullname, email) {

app/templates/auth/SignUp.html

@@ -98,7 +98,7 @@
           </div>
           <br>
           <div class="col-md-7 col-sm-7 my-col">
-            <button class="btn btn-danger btn-md" id="cancel" name="cancel" type="button" onClick="renderDom('Account cancel','close browser', '')">Cancel</button> 
+            <button class="btn btn-danger btn-md" id="cancel" name="cancel" type="button" onClick="renderDom('Account cancel','close browser', null)">Cancel</button> 
             <button class="btn btn-primary btn-md"  id="submit" name="submit" type="button" value="Submit" onclick="displayloading1();request_account()"> Create Account</button>
           </div>
         </form>