function hidesubs() {
    if (document.getElementById) {
      for (i=0;i<document.getElementsByTagName('ul').length; i++) {
        if(document.getElementsByTagName('ul').item(i).id.substring(0,4) == 'Menu' && document.getElementsByTagName('ul').item(i).id.substring(4) != '0') {
          if(document.getElementsByTagName('ul').item(i).innerHTML.indexOf('current') == -1) { document.getElementById(document.getElementsByTagName('ul').item(i).id).style.display = "none"; }
        }
      }
    }
  }


function hidetables() {
    if (document.getElementById) {
      for (i=0;i<document.getElementsByTagName('table').length; i++) {
        if(document.getElementsByTagName('table').item(i).id.substring(0,1) == 'm' || document.getElementsByTagName('table').item(i).id.substring(0,1) == 'r') {
          document.getElementById(document.getElementsByTagName('table').item(i).id).style.display = "none";
        }
      }
    }
  }



 function toggleMenu(w) {
    if (document.getElementById) {
      document.getElementById(w).style.display = document.getElementById(w).style.display == "none" ? "block" : "none";
    }
  }


  function showTable(w) { 
    if (document.getElementById) {
      for (i=0;i<document.getElementsByTagName('table').length; i++) {
        if(document.getElementsByTagName('table').item(i).id.substring(0,1) == 'm' || document.getElementsByTagName('table').item(i).id.substring(0,1) == 'r') {
          document.getElementById(document.getElementsByTagName('table').item(i).id).style.filter = "alpha(opacity=0)";
          document.getElementById(document.getElementsByTagName('table').item(i).id).style.opacity = "0";
          document.getElementById(document.getElementsByTagName('table').item(i).id).style.MozOpacity = "0";
          document.getElementById(document.getElementsByTagName('table').item(i).id).style.KhtmlOpacity = "0";
        }
      }

      document.getElementById(w).style.display = document.getElementById(w).style.display == "none" ? "block" : "none";
    }
  }
  
  
    function opacity(id, opacStart, opacEnd, millisec) {
        //speed for each frame
        var speed = Math.round(millisec / 100);
        var timer = 0;

        //determine the direction for the blending, if start and end are the same nothing happens
        if(opacStart > opacEnd) {
            for(i = opacStart; i >= opacEnd; i--) {
                setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
                timer++;
            }
        } else if(opacStart < opacEnd) {
            for(i = opacStart; i <= opacEnd; i++)
                {
                setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
                timer++;
            }
        }
    }

    //change the opacity for different browsers
    function changeOpac(opacity, id) {
        var object = document.getElementById(id).style;
        object.opacity = (opacity / 100);
        object.MozOpacity = (opacity / 100);
        object.KhtmlOpacity = (opacity / 100);
        object.filter = "alpha(opacity=" + opacity + ")";
    }