<!-- hide scripting from old browsers

// Set to true if a change has been made and not updated.
	var dirty;

	dirty = false;

	function do_save(mAction){
		if (dirty) {
			if (confirm("You have made changes on this page. Click \"OK\" to save these changes. Click \"Cancel\" to leave this page without saving changes.")) {
				my_submit(mAction);
				return true;
			} else {
				return false; 
			}
		}
	}

	function setDirty() {
		dirty = true;
		return true;
	}
	
	function setClean() {
		dirty = false;
		return true;
	}
	
// end hide scripting -->