var bNetscape4plus = (navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) >= "4");
var bExplorer4plus = (navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.substring(0,1) >= "4"); 
function always_pos(){
  var yMenuFrom, yMenuTo, yButtonFrom, yButtonTo, yOffset, timeoutNextCheck;
  if ( bNetscape4plus ) { // ³×Ã÷ÄÉÀÌÇÁ ¿ë ¼³Á¤
    yMenuFrom   = document["scrollmenu"].top;
    yMenuTo     = top.pageYOffset + 70;   // È­¸é À§ÂÊÀ¸·Î ºÎÅÍÀÇ À§Ä¡
  }
  else if ( bExplorer4plus ) {  // ÀͽºÇ÷η¯ ¿ë ¼³Á¤
    yMenuFrom   = parseInt (scrollmenu.style.top, 10);
    yMenuTo     = document.body.scrollTop - 2; // È­¸é À§ÂÊÀ¸·Î ºÎÅÍÀÇ À§Ä¡
  }
  timeoutNextCheck = 500;
  if ( Math.abs (yButtonFrom - (yMenuTo + 152)) < 6 && yButtonTo < yButtonFrom ) {
    setTimeout ("always_pos()", timeoutNextCheck);
    return;
  }
  if ( yButtonFrom != yButtonTo ) {
    yOffset = Math.ceil( Math.abs( yButtonTo - yButtonFrom ) / 10 );
    if ( yButtonTo < yButtonFrom )
      yOffset = -yOffset;
      if ( bNetscape4plus )
        document["divLinkButton"].top += yOffset;
      else if ( bExplorer4plus )
        divLinkButton.style.top = parseInt (divLinkButton.style.top, 10) + yOffset;
        timeoutNextCheck = 10;
      }
      if ( yMenuFrom != yMenuTo ) {
        yOffset = Math.ceil( Math.abs( yMenuTo - yMenuFrom ) / 20 );
        if ( yMenuTo < yMenuFrom )
          yOffset = -yOffset;
          if ( bNetscape4plus )
            document["scrollmenu"].top += yOffset;
          else if ( bExplorer4plus )
            scrollmenu.style.top = parseInt (scrollmenu.style.top, 10) + yOffset;
            timeoutNextCheck = 10;
          }
      setTimeout ("always_pos()", timeoutNextCheck);
  }
function alwaysleft_pos()
{
        var yMenuFrom, yMenuTo, yButtonFrom, yButtonTo, yOffset, timeoutNextCheck;

        if ( bNetscape4plus ) { // ³×Ã÷ÄÉÀÌÇÁ ¿ë ¼³Á¤

                yMenuFrom   = document["leftscrollmenu"].top;
                yMenuTo     = top.pageYOffset + 70;   // È­¸é À§ÂÊÀ¸·Î ºÎÅÍÀÇ À§Ä¡
        }
        else if ( bExplorer4plus ) {  // ÀͽºÇ÷η¯ ¿ë ¼³Á¤
                yMenuFrom   = parseInt (leftscrollmenu.style.top, 10);
                yMenuTo     = document.body.scrollTop + 0; // È­¸é À§ÂÊÀ¸·Î ºÎÅÍÀÇ À§Ä¡
        }

        timeoutNextCheck = 100;

        if ( Math.abs (yButtonFrom - (yMenuTo + 152)) < 6 && yButtonTo < yButtonFrom ) {
                setTimeout ("always_pos()", timeoutNextCheck);
                return;
        }


        if ( yButtonFrom != yButtonTo ) {
                yOffset = Math.ceil( Math.abs( yButtonTo - yButtonFrom ) / 10 );
                if ( yButtonTo < yButtonFrom )
                        yOffset = -yOffset;

                if ( bNetscape4plus )
                        document["divLinkButton"].top += yOffset;
                else if ( bExplorer4plus )
                        divLinkButton.style.top = parseInt (divLinkButton.style.top, 10) + yOffset;

                timeoutNextCheck = 10;
        }
        if ( yMenuFrom != yMenuTo ) {
                yOffset = Math.ceil( Math.abs( yMenuTo - yMenuFrom ) / 20 );
                if ( yMenuTo < yMenuFrom )
                        yOffset = -yOffset;

                if ( bNetscape4plus )
                        document["leftscrollmenu"].top += yOffset;
                else if ( bExplorer4plus )
                        leftscrollmenu.style.top = parseInt (leftscrollmenu.style.top, 10) + yOffset;

                timeoutNextCheck = 10;
        }

        setTimeout ("alwaysleft_pos()", timeoutNextCheck);
}
function OnLoadleft()
{
        var y;

        // ÇÁ·¹ÀÓ ¿¡¼­ ¹þ¾î³ª°Ô ÇÏ´Â ÇÔ¼öÀÔ´Ï´Ù. ÇÁ·¹ÀÓ¿¡ ³ÖÀ¸·Á¸é »èÁ¦Çϼ¼¿ä
        if ( top.frames.length )
         //       top.location.href = self.location.href;

        // Æä¿¡Áö ·Îµù½Ã Æ÷Áö¼Ç
        if ( bNetscape4plus ) {
                document["leftscrollmenu"].top = top.pageYOffset + 100;
                document["leftscrollmenu"].visibility = "visible";
     }
        else if ( bExplorer4plus ) {
                leftscrollmenu.style.top = document.body.scrollTop + 100;
                leftscrollmenu.style.visibility = "visible";
        }

        alwaysleft_pos();
        return true;
}

function OnLoad()
{
        var y;

        // ÇÁ·¹ÀÓ ¿¡¼­ ¹þ¾î³ª°Ô ÇÏ´Â ÇÔ¼öÀÔ´Ï´Ù. ÇÁ·¹ÀÓ¿¡ ³ÖÀ¸·Á¸é »èÁ¦Çϼ¼¿ä
        if ( top.frames.length )
         //       top.location.href = self.location.href;

        // Æä¿¡Áö ·Îµù½Ã Æ÷Áö¼Ç
        if ( bNetscape4plus ) {
                document["scrollmenu"].top = top.pageYOffset + 100;
                document["scrollmenu"].visibility = "visible";

                document["leftscrollmenu"].top = top.pageYOffset + 100;
                document["leftscrollmenu"].visibility = "visible";
        }
        else if ( bExplorer4plus ) {
                scrollmenu.style.top = document.body.scrollTop + 100;
                scrollmenu.style.visibility = "visible";
        }

        always_pos();
        return true;
}