function Go(x) {
      if(x == "nothing") {
        document.forms[0].reset();
        document.forms[0].elements[0].blur();
        return;
      } else if(x == "end") {
        top.location.href = window.location;
      } else {
        window.location.href = x;
        document.forms[0].reset();
        document.forms[0].elements[0].blur();
      }
    }
    
    function noerror() {
       return true;
    }    

    function clean_me (src, str) {
      if (src.value == str)
        src.value = '';
    }

    function unclean_me (src, str) {
      if (src.value == '')
        src.value = str;
    }

    function changeFont (mul) {
      Size = Math.min ( Math.max( (Size * mul), 0.75 ), 1.5);
      document.getElementById('page').style.fontSize = Size+'em';
//      document.getElementById('sidebar_content').style.fontSize = Size+'em';
    }
    var Size = 1;

    var showul='';

    function aw_show (id) {
      if (showul == id) return;
      if (showul != '') {
        aw_hide(showul);
      }
      document.getElementById(id).style.visibility = "visible";
      showul=id;
    }


    function aw_hide (id) {
      if (id != '') {
         document.getElementById(id).style.visibility = "hidden";
      }
      showul='';
    }

  window.onerror = noerror;