var clickedOnce = false;
var formId = "";
var waitId = "wait";

function registerForm(id) {
   formId = id;
}

function submitForm() {
   if (clickedOnce) return false;
   if (!this.formId || formId == "") return false;
   clickedOnce = true;
   if (window.processPicture && processPicture()) return false;
   processForm();
   showWait();
}

function processForm() {
   if (!this.formId || formId == "") return;
   var f = element(formId);
   if (f) f.submit();
}

function showWait() {
   setClass(waitId, "visible");
}

function hideWait() {
   setClass(waitId, "hidden");
}