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Program 소스/JAVA Script

스크롤바를 따라서 움직이는 메뉴

1,<head>와</head>사이에 아래내용 적용: 변수값외에는 수정금지

<script language="JavaScript">
        var stmnGAP1 = 135; // 페이지 헤더부분의 여백 (이보다 위로는 올라가지 않음)
        var stmnGAP2 = 10; // 스크롤시 브라우저 상단과 약간 띄움. 필요없으면 0으로 세팅
        var stmnBASE = 200; // 스크롤메뉴 초기 시작위치 (아무렇게나 해도 상관은 없지만 stmnGAP1과 약간 차이를 주는게 보기 좋음)
        var stmnActivateSpeed = 200; // 움직임을 감지하는 속도 (숫자가 클수록 늦게 알아차림)
        var stmnScrollSpeed = 10; // 스크롤되는 속도 (클수록 늦게 움직임)
        var stmnTimer;

        function ReadCookie(name)
        {
                var label = name + "=";
                var labelLen = label.length;
                var cLen = document.cookie.length;
                var i = 0;
                while (i < cLen) {
                        var j = i + labelLen;
                        if (document.cookie.substring(i, j) == label) {
                                var cEnd = document.cookie.indexOf(";", j);
                                if (cEnd == -1) cEnd = document.cookie.length;
                                return unescape(document.cookie.substring(j, cEnd));
                        }
                        i++;
                }
                return "";
        }

        function SaveCookie(name, value, expire)
        {
                var eDate = new Date();
                eDate.setDate(eDate.getDate() + expire);
                document.cookie = name + "=" + value + "; expires=" +  eDate.toGMTString()+ "; path=/";
        }

        function RefreshStaticMenu()
        {
                var stmnStartPoint, stmnEndPoint, stmnRefreshTimer;
                stmnStartPoint = parseInt(STATICMENU.style.top, 10);
                stmnEndPoint = document.body.scrollTop + stmnGAP2;
                if (stmnEndPoint < stmnGAP1) stmnEndPoint = stmnGAP1;
                stmnRefreshTimer = stmnActivateSpeed;
                if ( stmnStartPoint != stmnEndPoint ) {
                        stmnScrollAmount = Math.ceil( Math.abs( stmnEndPoint - stmnStartPoint ) / 15 );
                        STATICMENU.style.top = parseInt(STATICMENU.style.top, 10) + ( ( stmnEndPoint<stmnStartPoint ) ? -stmnScrollAmount : stmnScrollAmount );
                        stmnRefreshTimer = stmnScrollSpeed;
                }
                stmnTimer = setTimeout ("RefreshStaticMenu();", stmnRefreshTimer);
        }

        function ToggleAnimate()
        {
                if (ANIMATE.checked) {
                        RefreshStaticMenu();
                        SaveCookie("ANIMATE", "true", 300);
                }
                else {
                        clearTimeout(stmnTimer);
                        STATICMENU.style.top = stmnGAP1;
                        SaveCookie("ANIMATE", "false", 300);
                }
        }

        function InitializeStaticMenu()
        {
                if (ReadCookie("ANIMATE") == "false") {
                        ANIMATE.checked = false;
                        STATICMENU.style.top = document.body.scrollTop + stmnGAP1;
                }
                else {
                        ANIMATE.checked = true;
                        STATICMENU.style.top = document.body.scrollTop + stmnBASE;
                        RefreshStaticMenu();
                }
        }
</script>

2,body내 움직이는 메뉴가 들어갈 태그에 아래내용 적용

<태그>
<!-- 스크롤 메뉴 정의 시작 -->            
                <div id="STATICMENU" style="position:absolute; z-index:100;">
                ...이자리는 본인이 알아서 움직이게될 메뉴구성...
                <!-- 애니메이션 유무를 체크하는 부분, 체그박스로 나타남 -->
                <input id="ANIMATE" type="checkbox" onclick="ToggleAnimate();"> 메뉴이동하기<br>
                </div>
<!-- 스크롤 메뉴 정의 끝 -->
<!-- 스크롤메뉴를 가동하는 자바스크립트(수정금지) -->
                <SCRIPT language="javascript">
                InitializeStaticMenu();
                </SCRIPT>
</태그>