function CheckUIElements()
{
        var yMenuFrom, yMenuTo, yButtonFrom, yButtonTo, yOffset, timeoutNextCheck;


				yMenuFrom   = parseInt (divMenu.style.top, 10);
                yMenuTo     = document.body.scrollTop +420; // ³ôÀÌ°ª 56Àº Àüü´Ù ¼öÁ¤
   
        timeoutNextCheck = 420;

        if ( Math.abs (yButtonFrom - (yMenuTo + 210)) < 6 && yButtonTo < yButtonFrom ) {
                setTimeout ("CheckUIElements()", timeoutNextCheck);
                return;
        }


        if ( yButtonFrom != yButtonTo ) {
                yOffset = Math.ceil( Math.abs( yButtonTo - yButtonFrom ) / 10 );
                if ( yButtonTo < yButtonFrom )
                        yOffset = -yOffset;
                        divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
             			timeoutNextCheck = 10;
        }
        if ( yMenuFrom != yMenuTo ) {
                yOffset = Math.ceil( Math.abs( yMenuTo - yMenuFrom ) / 20 );
                if ( yMenuTo < yMenuFrom )
                        yOffset = -yOffset;
                        divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
                		timeoutNextCheck = 10;
        }

        setTimeout ("CheckUIElements()", timeoutNextCheck);
}



function CheckUIElements()
{
        var yMenuFrom, yMenuTo, yButtonFrom, yButtonTo, yOffset, timeoutNextCheck;


				yMenuFrom   = parseInt (divMenu.style.top, 10);
                yMenuTo     = document.body.scrollTop +500; // À§ÂÊ À§Ä¡
   
        timeoutNextCheck = 500;

        if ( Math.abs (yButtonFrom - (yMenuTo + 500)) < 6 && yButtonTo < yButtonFrom ) {
                setTimeout ("CheckUIElements()", timeoutNextCheck);
                return;
        }


        if ( yButtonFrom != yButtonTo ) {
                yOffset = Math.ceil( Math.abs( yButtonTo - yButtonFrom ) / 10 );
                if ( yButtonTo < yButtonFrom )
                        yOffset = -yOffset;
                        divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
             			timeoutNextCheck = 10;
        }
        if ( yMenuFrom != yMenuTo ) {
                yOffset = Math.ceil( Math.abs( yMenuTo - yMenuFrom ) / 20 );
                if ( yMenuTo < yMenuFrom )
                        yOffset = -yOffset;
                        divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
                		timeoutNextCheck = 10;
        }

        setTimeout ("CheckUIElements()", timeoutNextCheck);
}



function OnLoad()
{
        var y;

		divMenu.style.top = document.body.scrollTop + 500;

		leftPos = ((screen.width-918)/2)+918;

		divMenu.style.left = leftPos;
		
		divMenu.style.visibility = "visible";

        CheckUIElements();
        return true;
}