var NS4 = (navigator.appName.indexOf("Netscape")>=0 && !document.getElementById)? true : false;
var IE4 = (document.all && !document.getElementById)? true : false;
var IE5 = (document.getElementById && document.all)? true : false;
var NS6 = (document.getElementById && navigator.appName.indexOf("Netscape")>=0 )? true: false;
var W3C = (document.getElementById)? true : false;
var popisopen = false;

if(NS4) { 
  window.captureEvents(Event.MOUSEMOVE);
  window.onmousemove = getmousemove;
}
if(IE5 || NS6) {
  document.onmousemove = getmousemove;
}
var layerX = 0;
var layerY = 0;
var margin, w_x, w_y;

margin=(IE4||IE5)? 1 : 23;
if(NS6)if(document.height+27-window.innerHeight<0)margin=15;
if(NS4)if(document.height-window.innerHeight<0)margin=10;


function init () {
  if (NS4) {
            d_one = document.div1;
            d_two = document.div2;
            d_three = document.div3;
            d_four = document.div4;
            d_five = document.div5;
            d_six = document.div6;
            d_seven = document.div7;
            d_eight = document.div8;
            d_nine = document.div9;
            d_ten = document.div10;
            d_eleven = document.div11;
            d_twelve = document.div12;
            d_thirteen = document.div13;
            d_fourteen = document.div14;
            d_fifteen = document.div15;
            d_sixteen = document.div16;
            d_seventeen = document.div17;
            d_eighteen = document.div18;
            d_nineteen = document.div19;
            d_twenty = document.div20;
            d_twenty_one = document.div21;
            d_twenty_two = document.div22;
            d_twenty_three = document.div23;
            d_twenty_four = document.div24;
            d_twenty_five = document.div25;
            d_twenty_six = document.div26;
            d_twenty_seven = document.div27;
            d_twenty_eight = document.div28;
            d_twenty_nine = document.div29;
            d_thirty = document.div30;
            d_thirty_one = document.div31;
  }
  if (IE5) {
            d_one = div1.style;
            d_two = div2.style;
            d_three = div3.style;
            d_four = div4.style;
            d_five = div5.style;
            d_six = div6.style;
            d_seven = div7.style;
            d_eight = div8.style;
            d_nine = div9.style;
            d_ten = div10.style;
            d_eleven = div11.style;
            d_twelve = div12.style;
            d_thirteen = div13.style;
            d_fourteen = div14.style;
            d_fifteen = div15.style;
            d_sixteen = div16.style;
            d_seventeen = div17.style;
            d_eighteen = div18.style;
            d_nineteen = div19.style;
            d_twenty = div20.style;
            d_twenty_one = div21.style;
            d_twenty_two = div22.style;
            d_twenty_three = div23.style;
            d_twenty_four = div24.style;
            d_twenty_five = div25.style;
            d_twenty_six = div26.style;
            d_twenty_seven = div27.style;
            d_twenty_eight = div28.style;
            d_twenty_nine = div29.style;
            d_thirty = div30.style;
            d_thirty_one = div31.style;
  }
  if (NS6) {
    d_one=document.getElementById('div1');         
    d_two=document.getElementById('div2');         
    d_three=document.getElementById('div3');         
    d_four=document.getElementById('div4');         
    d_five=document.getElementById('div5');         
    d_six=document.getElementById('div6');         
    d_seven=document.getElementById('div7');         
    d_eight=document.getElementById('div8');         
    d_nine=document.getElementById('div9');         
    d_ten=document.getElementById('div10');         
    d_eleven=document.getElementById('div11');         
    d_twelve=document.getElementById('div12');         
    d_thirteen=document.getElementById('div13');         
    d_fourteen=document.getElementById('div14');         
    d_fifteen=document.getElementById('div15');         
    d_sixteen=document.getElementById('div16');         
    d_seventeen=document.getElementById('div17');         
    d_eighteen=document.getElementById('div18');         
    d_nineteen=document.getElementById('div19');         
    d_twenty=document.getElementById('div20');         
    d_twenty_one=document.getElementById('div21');         
    d_twenty_two=document.getElementById('div22');         
    d_twenty_three=document.getElementById('div23');         
    d_twenty_four=document.getElementById('div24');         
    d_twenty_five=document.getElementById('div25');         
    d_twenty_six=document.getElementById('div26');         
    d_twenty_seven=document.getElementById('div27');         
    d_twenty_eight=document.getElementById('div28');         
    d_twenty_nine=document.getElementById('div29');         
    d_thirty=document.getElementById('div30');         
    d_thirty_one=document.getElementById('div31');         
  }
  if (NS4) {
    d_one.visibility = "hide";
    d_two.visibility = "hide";
    d_three.visibility = "hide";
    d_four.visibility = "hide";
    d_five.visibility = "hide";
    d_six.visibility = "hide";
    d_seven.visibility = "hide";
    d_eight.visibility = "hide";
    d_nine.visibility = "hide";
    d_ten.visibility = "hide";
    d_eleven.visibility = "hide";
    d_twelve.visibility = "hide";
    d_thirteen.visibility = "hide";
    d_fourteen.visibility = "hide";
    d_fifteen.visibility = "hide";
    d_sixteen.visibility = "hide";
    d_seventeen.visibility = "hide";
    d_eighteen.visibility = "hide";
    d_nineteen.visibility = "hide";
    d_twenty.visibility = "hide";
    d_twenty_one.visibility = "hide";
    d_twenty_two.visibility = "hide";
    d_twenty_three.visibility = "hide";
    d_twenty_four.visibility = "hide";
    d_twenty_five.visibility = "hide";
    d_twenty_six.visibility = "hide";
    d_twenty_seven.visibility = "hide";
    d_twenty_eight.visibility = "hide";
    d_twenty_nine.visibility = "hide";
    d_thirty.visibility = "hide";
    d_thirty_one.visibility = "hide";
  }
  if (IE5) {
    d_one.visibility = "hidden";
    d_two.visibility = "hidden";
    d_three.visibility = "hidden";
    d_four.visibility = "hidden";
    d_five.visibility = "hidden";
    d_six.visibility = "hidden";
    d_seven.visibility = "hidden";
    d_eight.visibility = "hidden";
    d_nine.visibility = "hidden";
    d_ten.visibility = "hidden";
    d_eleven.visibility = "hidden";
    d_twelve.visibility = "hidden";
    d_thirteen.visibility = "hidden";
    d_fourteen.visibility = "hidden";
    d_fifteen.visibility = "hidden";
    d_sixteen.visibility = "hidden";
    d_seventeen.visibility = "hidden";
    d_eighteen.visibility = "hidden";
    d_nineteen.visibility = "hidden";
    d_twenty.visibility = "hidden";
    d_twenty_one.visibility = "hidden";
    d_twenty_two.visibility = "hidden";
    d_twenty_three.visibility = "hidden";
    d_twenty_four.visibility = "hidden";
    d_twenty_five.visibility = "hidden";
    d_twenty_six.visibility = "hidden";
    d_twenty_seven.visibility = "hidden";
    d_twenty_eight.visibility = "hidden";
    d_twenty_nine.visibility = "hidden";
    d_thirty.visibility = "hidden";
    d_thirty_one.visibility = "hidden";
  }
}

function openpop(thisdiv) {
  popisopen = true;
  if (thisdiv == "div1") {
    if (NS4 || IE5) {
      d_one.left = layerX;
      d_one.top = layerY;
    }
    if (NS4) {d_one.visibility = "show";}
    if (IE5) {d_one.visibility = "visible";}
    if (NS6) {
      d_one.style.left = layerX;
      d_one.style.top = layerY;
      d_one.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div2") {
    if (NS4 || IE5) {
      d_two.left = layerX;
      d_two.top = layerY;
    }
    if (NS4) {d_two.visibility = "show";}
    if (IE5) {d_two.visibility = "visible";}
    if (NS6) {
      d_two.style.left = layerX;
      d_two.style.top = layerY;
      d_two.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div3") {
    if (NS4 || IE5) {
      d_three.left = layerX;
      d_three.top = layerY;
    }
    if (NS4) {d_three.visibility = "show";}
    if (IE5) {d_three.visibility = "visible";}
    if (NS6) {
      d_three.style.left = layerX;
      d_three.style.top = layerY;
      d_three.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div4") {
    if (NS4 || IE5) {
      d_four.left = layerX;
      d_four.top = layerY;
    }
    if (NS4) {d_four.visibility = "show";}
    if (IE5) {d_four.visibility = "visible";}
    if (NS6) {
      d_four.style.left = layerX;
      d_four.style.top = layerY;
      d_four.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div5") {
    if (NS4 || IE5) {
      d_five.left = layerX;
      d_five.top = layerY;
    }
    if (NS4) {d_five.visibility = "show";}
    if (IE5) {d_five.visibility = "visible";}
    if (NS6) {
      d_five.style.left = layerX;
      d_five.style.top = layerY;
      d_five.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div6") {
    if (NS4 || IE5) {
      d_six.left = layerX;
      d_six.top = layerY;
    }
    if (NS4) {d_six.visibility = "show";}
    if (IE5) {d_six.visibility = "visible";}
    if (NS6) {
      d_six.style.left = layerX;
      d_six.style.top = layerY;
      d_six.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div7") {
    if (NS4 || IE5) {
      d_seven.left = layerX;
      d_seven.top = layerY;
    }
    if (NS4) {d_seven.visibility = "show";}
    if (IE5) {d_seven.visibility = "visible";}
    if (NS6) {
      d_seven.style.left = layerX;
      d_seven.style.top = layerY;
      d_seven.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div8") {
    if (NS4 || IE5) {
      d_eight.left = layerX;
      d_eight.top = layerY;
    }
    if (NS4) {d_eight.visibility = "show";}
    if (IE5) {d_eight.visibility = "visible";}
    if (NS6) {
      d_eight.style.left = layerX;
      d_eight.style.top = layerY;
      d_eight.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div9") {
    if (NS4 || IE5) {
      d_nine.left = layerX;
      d_nine.top = layerY;
    }
    if (NS4) {d_nine.visibility = "show";}
    if (IE5) {d_nine.visibility = "visible";}
    if (NS6) {
      d_nine.style.left = layerX;
      d_nine.style.top = layerY;
      d_nine.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div10") {
    if (NS4 || IE5) {
      d_ten.left = layerX;
      d_ten.top = layerY;
    }
    if (NS4) {d_ten.visibility = "show";}
    if (IE5) {d_ten.visibility = "visible";}
    if (NS6) {
      d_ten.style.left = layerX;
      d_ten.style.top = layerY;
      d_ten.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div11") {
    if (NS4 || IE5) {
      d_eleven.left = layerX;
      d_eleven.top = layerY;
    }
    if (NS4) {d_eleven.visibility = "show";}
    if (IE5) {d_eleven.visibility = "visible";}
    if (NS6) {
      d_eleven.style.left = layerX;
      d_eleven.style.top = layerY;
      d_eleven.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div12") {
    if (NS4 || IE5) {
      d_twelve.left = layerX;
      d_twelve.top = layerY;
    }
    if (NS4) {d_twelve.visibility = "show";}
    if (IE5) {d_twelve.visibility = "visible";}
    if (NS6) {
      d_twelve.style.left = layerX;
      d_twelve.style.top = layerY;
      d_twelve.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div13") {
    if (NS4 || IE5) {
      d_thirteen.left = layerX;
      d_thirteen.top = layerY;
    }
    if (NS4) {d_thirteen.visibility = "show";}
    if (IE5) {d_thirteen.visibility = "visible";}
    if (NS6) {
      d_thirteen.style.left = layerX;
      d_thirteen.style.top = layerY;
      d_thirteen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div14") {
    if (NS4 || IE5) {
      d_fourteen.left = layerX;
      d_fourteen.top = layerY;
    }
    if (NS4) {d_fourteen.visibility = "show";}
    if (IE5) {d_fourteen.visibility = "visible";}
    if (NS6) {
      d_fourteen.style.left = layerX;
      d_fourteen.style.top = layerY;
      d_fourteen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div15") {
    if (NS4 || IE5) {
      d_fifteen.left = layerX;
      d_fifteen.top = layerY;
    }
    if (NS4) {d_fifteen.visibility = "show";}
    if (IE5) {d_fifteen.visibility = "visible";}
    if (NS6) {
      d_fifteen.style.left = layerX;
      d_fifteen.style.top = layerY;
      d_fifteen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div16") {
    if (NS4 || IE5) {
      d_sixteen.left = layerX;
      d_sixteen.top = layerY;
    }
    if (NS4) {d_sixteen.visibility = "show";}
    if (IE5) {d_sixteen.visibility = "visible";}
    if (NS6) {
      d_sixteen.style.left = layerX;
      d_sixteen.style.top = layerY;
      d_sixteen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div17") {
    if (NS4 || IE5) {
      d_seventeen.left = layerX;
      d_seventeen.top = layerY;
    }
    if (NS4) {d_seventeen.visibility = "show";}
    if (IE5) {d_seventeen.visibility = "visible";}
    if (NS6) {
      d_seventeen.style.left = layerX;
      d_seventeen.style.top = layerY;
      d_seventeen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div18") {
    if (NS4 || IE5) {
      d_eighteen.left = layerX;
      d_eighteen.top = layerY;
    }
    if (NS4) {d_eighteen.visibility = "show";}
    if (IE5) {d_eighteen.visibility = "visible";}
    if (NS6) {
      d_eighteen.style.left = layerX;
      d_eighteen.style.top = layerY;
      d_eighteen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div19") {
    if (NS4 || IE5) {
      d_nineteen.left = layerX;
      d_nineteen.top = layerY;
    }
    if (NS4) {d_nineteen.visibility = "show";}
    if (IE5) {d_nineteen.visibility = "visible";}
    if (NS6) {
      d_nineteen.style.left = layerX;
      d_nineteen.style.top = layerY;
      d_nineteen.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div20") {
    if (NS4 || IE5) {
      d_twenty.left = layerX;
      d_twenty.top = layerY;
    }
    if (NS4) {d_twenty.visibility = "show";}
    if (IE5) {d_twenty.visibility = "visible";}
    if (NS6) {
      d_twenty.style.left = layerX;
      d_twenty.style.top = layerY;
      d_twenty.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div21") {
    if (NS4 || IE5) {
      d_twenty_one.left = layerX;
      d_twenty_one.top = layerY;
    }
    if (NS4) {d_twenty_one.visibility = "show";}
    if (IE5) {d_twenty_one.visibility = "visible";}
    if (NS6) {
      d_twenty_one.style.left = layerX;
      d_twenty_one.style.top = layerY;
      d_twenty_one.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div22") {
    if (NS4 || IE5) {
      twenty_two.left = layerX;
      twenty_two.top = layerY;
    }
    if (NS4) {d_twenty_two.visibility = "show";}
    if (IE5) {d_twenty_two.visibility = "visible";}
    if (NS6) {
      d_twenty_two.style.left = layerX;
      d_twenty_two.style.top = layerY;
      d_twenty_two.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div23") {
    if (NS4 || IE5) {
      d_twenty_three.left = layerX;
      d_twenty_three.top = layerY;
    }
    if (NS4) {d_twenty_three.visibility = "show";}
    if (IE5) {d_twenty_three.visibility = "visible";}
    if (NS6) {
      d_twenty_three.style.left = layerX;
      d_twenty_three.style.top = layerY;
      d_twenty_three.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div24") {
    if (NS4 || IE5) {
      d_twenty_four.left = layerX;
      d_twenty_four.top = layerY;
    }
    if (NS4) {d_twenty_four.visibility = "show";}
    if (IE5) {d_twenty_four.visibility = "visible";}
    if (NS6) {
      d_twenty_four.style.left = layerX;
      d_twenty_four.style.top = layerY;
      d_twenty_four.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div25") {
    if (NS4 || IE5) {
      d_twenty_five.left = layerX;
      d_twenty_five.top = layerY;
    }
    if (NS4) {d_twenty_five.visibility = "show";}
    if (IE5) {d_twenty_five.visibility = "visible";}
    if (NS6) {
      d_twenty_five.style.left = layerX;
      d_twenty_five.style.top = layerY;
      d_twenty_five.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div26") {
    if (NS4 || IE5) {
      d_twenty_six.left = layerX;
      d_twenty_six.top = layerY;
    }
    if (NS4) {d_twenty_six.visibility = "show";}
    if (IE5) {d_twenty_six.visibility = "visible";}
    if (NS6) {
      d_twenty_six.style.left = layerX;
      d_twenty_six.style.top = layerY;
      d_twenty_six.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div27") {
    if (NS4 || IE5) {
      d_twenty_seven.left = layerX;
      d_twenty_seven.top = layerY;
    }
    if (NS4) {d_twenty_seven.visibility = "show";}
    if (IE5) {d_twenty_seven.visibility = "visible";}
    if (NS6) {
      d_twenty_seven.style.left = layerX;
      d_twenty_seven.style.top = layerY;
      d_twenty_seven.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div28") {
    if (NS4 || IE5) {
      d_twenty_eight.left = layerX;
      d_twenty_eight.top = layerY;
    }
    if (NS4) {d_twenty_eight.visibility = "show";}
    if (IE5) {d_twenty_eight.visibility = "visible";}
    if (NS6) {
      d_twenty_eight.style.left = layerX;
      d_twenty_eight.style.top = layerY;
      d_twenty_eight.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div29") {
    if (NS4 || IE5) {
      d_twenty_nine.left = layerX;
      d_twenty_nine.top = layerY;
    }
    if (NS4) {d_twenty_nine.visibility = "show";}
    if (IE5) {d_twenty_nine.visibility = "visible";}
    if (NS6) {
      d_twenty_nine.style.left = layerX;
      d_twenty_nine.style.top = layerY;
      d_twenty_nine.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div30") {
    if (NS4 || IE5) {
      d_thirty.left = layerX;
      d_thirty.top = layerY;
    }
    if (NS4) {d_thirty.visibility = "show";}
    if (IE5) {d_thirty.visibility = "visible";}
    if (NS6) {
      d_thirty.style.left = layerX;
      d_thirty.style.top = layerY;
      d_thirty.style.visibility = "visible";
    }
  } 
  if (thisdiv == "div31") {
    if (NS4 || IE5) {
      d_thirty_one.left = layerX;
      d_thirty_one.top = layerY;
    }
    if (NS4) {d_thirty_one.visibility = "show";}
    if (IE5) {d_thirty_one.visibility = "visible";}
    if (NS6) {
      d_thirty_one.style.left = layerX;
      d_thirty_one.style.top = layerY;
      d_thirty_one.style.visibility = "visible";
    }
  } 
}

function getwindowdims(){
w_y=(NS4||NS6)? window.innerHeight : (IE5||IE4)? document.body.clientHeight : 0;
w_x=(NS4||NS6)? window.innerWidth : (IE5||IE4)? document.body.clientWidth : 0;
}

function getpagescrolly(){
if(NS4||NS6)return window.pageYOffset;
if(IE5||IE4)return document.body.scrollTop;
}

function getpagescrollx(){
if(NS4||NS6)return window.pageXOffset;
if(IE5||IE4)return document.body.scrollLeft;
}

function getmousemove(e) {
  if(NS4){
    if (e.pageX > 60){
      layerX = e.pageX - 60;
    } else if (e.pageX > 20) {
      layerX = e.pageX - 20;
    } else if (e.pageX > 0) {
      layerX = e.pageX;
    } else {
      layerX = 0;
    }
    layerY = e.pageY + 15;
  }
  if (IE5){
    if (event.clientX > 60){
      layerX = event.clientX - 60;
    } else if (event.clientX > 20) {
      layerX = event.clientX - 20;
    } else if (event.clientX > 0) {
      layerX = event.clientX;
    }else{
      layerX = 0;
    }
    layerY = event.clientY;
    // yoff=(layerY+60+30-getpagescrolly()+margin>=w_y)? -15-60: 30;
    yoff=(layerY+90-getpagescrolly()+margin>=w_y)? -75: 30;
    layerY = layerY + yoff + getpagescrolly() - 15;
  }
  if(NS6){
    if (e.clientX > 60){
      layerX = e.clientX - 60;
    } else if (e.clientX > 20) {
      layerX = e.clientX - 20;
    } else if (e.clientX > 0) {
      layerX = e.clientX;
    } else {
      layerX = 0;
    }
    layerY = e.clientY;
    // yoff=(layerY+60+30-getpagescrolly()+margin>=w_y)? -15-60: 30;
    yoff=(layerY+90-getpagescrolly()+margin>=w_y)? -75: 30;
    layerY = layerY + yoff + getpagescrolly() - 15;
  }
  if(popisopen){
    thistime = setTimeout('openpop(whichdiv)', 1);
  }
}

function popup(popdiv){
 whichdiv = popdiv;
 thistime = setTimeout('openpop(whichdiv)', 300);
}

function popdown(popdiv){
popisopen = false;
clearTimeout(thistime);
  if (NS4) {
    d_one.visibility = "hide";
    d_two.visibility = "hide";
    d_three.visibility = "hide";
    d_four.visibility = "hide";
    d_five.visibility = "hide";
    d_six.visibility = "hide";
    d_seven.visibility = "hide";
    d_eight.visibility = "hide";
    d_nine.visibility = "hide";
    d_ten.visibility = "hide";
    d_eleven.visibility = "hide";
    d_twelve.visibility = "hide";
    d_thirteen.visibility = "hide";
    d_fourteen.visibility = "hide";
    d_fifteen.visibility = "hide";
    d_sixteen.visibility = "hide";
    d_seventeen.visibility = "hide";
    d_eighteen.visibility = "hide";
    d_nineteen.visibility = "hide";
    d_twenty.visibility = "hide";
    d_twenty_one.visibility = "hide";
    d_twenty_two.visibility = "hide";
    d_twenty_three.visibility = "hide";
    d_twenty_four.visibility = "hide";
    d_twenty_five.visibility = "hide";
    d_twenty_six.visibility = "hide";
    d_twenty_seven.visibility = "hide";
    d_twenty_eight.visibility = "hide";
    d_twenty_nine.visibility = "hide";
    d_thirty.visibility = "hide";
    d_thirty_one.visibility = "hide";
  }
  if (IE5) {
    d_one.visibility = "hidden";
    d_two.visibility = "hidden";
    d_three.visibility = "hidden";
    d_four.visibility = "hidden";
    d_five.visibility = "hidden";
    d_six.visibility = "hidden";
    d_seven.visibility = "hidden";
    d_eight.visibility = "hidden";
    d_nine.visibility = "hidden";
    d_ten.visibility = "hidden";
    d_eleven.visibility = "hidden";
    d_twelve.visibility = "hidden";
    d_thirteen.visibility = "hidden";
    d_fourteen.visibility = "hidden";
    d_fifteen.visibility = "hidden";
    d_sixteen.visibility = "hidden";
    d_seventeen.visibility = "hidden";
    d_eighteen.visibility = "hidden";
    d_nineteen.visibility = "hidden";
    d_twenty.visibility = "hidden";
    d_twenty_one.visibility = "hidden";
    d_twenty_two.visibility = "hidden";
    d_twenty_three.visibility = "hidden";
    d_twenty_four.visibility = "hidden";
    d_twenty_five.visibility = "hidden";
    d_twenty_six.visibility = "hidden";
    d_twenty_seven.visibility = "hidden";
    d_twenty_eight.visibility = "hidden";
    d_twenty_nine.visibility = "hidden";
    d_thirty.visibility = "hidden";
    d_thirty_one.visibility = "hidden";
  }
  if (NS6) {
    d_one.style.visibility = "hidden";
    d_two.style.visibility = "hidden";
    d_three.style.visibility = "hidden";
    d_four.style.visibility = "hidden";
    d_five.style.visibility = "hidden";
    d_six.style.visibility = "hidden";
    d_seven.style.visibility = "hidden";
    d_eight.style.visibility = "hidden";
    d_nine.style.visibility = "hidden";
    d_ten.style.visibility = "hidden";
    d_eleven.style.visibility = "hidden";
    d_twelve.style.visibility = "hidden";
    d_thirteen.style.visibility = "hidden";
    d_fourteen.style.visibility = "hidden";
    d_fifteen.style.visibility = "hidden";
    d_sixteen.style.visibility = "hidden";
    d_seventeen.style.visibility = "hidden";
    d_eighteen.style.visibility = "hidden";
    d_nineteen.style.visibility = "hidden";
    d_twenty.style.visibility = "hidden";
    d_twenty_one.style.visibility = "hidden";
    d_twenty_two.style.visibility = "hidden";
    d_twenty_three.style.visibility = "hidden";
    d_twenty_four.style.visibility = "hidden";
    d_twenty_five.style.visibility = "hidden";
    d_twenty_six.style.visibility = "hidden";
    d_twenty_seven.style.visibility = "hidden";
    d_twenty_eight.style.visibility = "hidden";
    d_twenty_nine.style.visibility = "hidden";
    d_thirty.style.visibility = "hidden";
    d_thirty_one.style.visibility = "hidden";
  }

}