}
+function gotoTop()
+{
+ processor = function(xml) {
+ if (is_defined(xml)) {
+ if (xml.childNodes[0].textContent != "ok") {
+ debug("goto top failed");
+ }
+ else
+ unlocked.innerHTML = locked.innerHTML + unlocked.innerHTML
+ locked.innerHTML = ""
+ hideSequent();
+ unlocked.scrollIntoView(true);
+ } else {
+ debug("goto top failed");
+ }
+ resume();
+ };
+ pause();
+ callServer("top",processor,"body=" + (unlocked.innerHTML.html_to_matita()).sescape());
+
+}
function gotoPos(offset)
{
if (!is_defined(offset)) {