function ScrollArea(instName, areaName, totalCnt, perCnt, dispSize, speed, wait) {
    this.instName = instName; // ÀνºÅϽº¸í
    this.areaName = areaName; // À̵¿ÇÒ ¿µ¿ª div id
    this.totalCnt = parseInt(totalCnt); //ºí·° cnt °¡ ¾Æ´Ñ ÃÑ ³ëÃâ µ¥ÀÌÅÍÀÇ °¹¼ö;
    this.perCnt = parseInt(perCnt); //ºí·°´ç µ¥ÀÌÅÍÀÇ °¹¼ö;
    this.curIndex = 0;
    this.destIndex = 0;
    this.blockCnt = 0; // ´õ¹Ì¸¦ Á¦¿ÜÇÑ ¼ø¼ö ºí·°ÀÇ ¼ö
    this.dispSize = parseInt(dispSize); // ºí·°ÀÇ ³ôÀÌ/³ÐÀÌ
    this.speed = parseInt(speed); // À̵¿¼Óµµ : Ŭ¼ö·Ï »¡¶óÁü
    if(this.speed > this.dispSize) {
        this.speed  = this.dispSize;
    }
    this.autospeed = this.speed;
    this.wait = parseInt(wait); // ºí·° À̵¿ ÈÄ ´ë±â ½Ã°£ milsec, 0 ÀÏ °æ¿ì ÀÚµ¿ ½ºÅ©·Ñ ÇÏÁö ¾Ê´Â´Ù.
    this.interval = 50; // ½½¶óÀ̵åÀ̵¿½Ã setTime ŸÀÓ interval/1000 ÃÊ
    this.funcName = "scrollInit";
    this.objTimeout = 0;
    this.firstCall = true;
    this.scroll = true;
    /* Set blockCnt */
    if(this.totalCnt == 0 || this.perCnt == 0 ) {
        this.blockCnt = 0;
    } else {
        this.blockCnt = this.totalCnt/this.perCnt;
        if(("" + this.blockCnt).indexOf(".") > -1) {
            this.blockCnt = parseInt(("" + this.blockCnt).substring(0, ("" + this.blockCnt).indexOf(".")) ) + 1;
        }
    }
    this.setBlockCnt = function(blockCnt) {
        this.blockCnt = blockCnt;
    }
    this.getPosition = function(index) {
        return - (index * this.dispSize);
    }
    /* ÃʱâÈ­ */
    this.scrollInit = function() {}
    /* ½ºÅ©·Ñ ÁßÁö */
    this.scrollStop = function() {
        //this.firstCall = true;
        try {
            clearTimeout(this.objTimeout);
        } catch(e) {}
        this.scroll = false;
    }
    /* ½ºÅ©·Ñ Àç°³ */
    this.scrollContinue = function() {
        this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.interval);
        this.scroll = true;
    }
    /* ¾Æ·¡·Î ½ºÅ©·Ñ */
    this.scrollDown = function() {
        this.funcName = "scrollDown";
        clearTimeout(this.objTimeout);
        if(this.blockCnt == 0) return;
        if(this.firstCall) {
            if(this.curIndex == this.blockCnt) {
                this.curIndex = 0;
                document.getElementById(this.areaName).style.top = this.getPosition(this.curIndex);
            }
            this.destIndex = this.curIndex + 1;
            this.firstCall = false;
        }
        if(this.scroll) {
            document.getElementById(this.areaName).style.top = parseInt(document.getElementById(this.areaName).style.top) - this.speed;
        }
        if(parseInt( document.getElementById(this.areaName).style.top) < this.getPosition(this.destIndex)) {
            document.getElementById(this.areaName).style.top = this.getPosition(this.destIndex);
            this.curIndex = this.destIndex;
            this.firstCall = true;
            if(parseInt(this.wait) > 0) {
                this.speed = this.autospeed;
                this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.wait);
            }
        } else {
            this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.interval);
        }
    }
    /* À§·Î ½ºÅ©·Ñ */
    this.scrollUp = function() {
        this.funcName = "scrollUp";
        clearTimeout(this.objTimeout);
        if(this.blockCnt == 0) return;
        if(this.firstCall) {
            if(this.curIndex == 0) {
                this.curIndex = this.blockCnt;
                document.getElementById(this.areaName).style.top = this.getPosition(this.curIndex) ;
            }
            this.destIndex = this.curIndex - 1;
            this.firstCall = false;
        }
        if(this.scroll) {
            document.getElementById(this.areaName).style.top = parseInt(document.getElementById(this.areaName).style.top) + this.speed;
        }
        if(parseInt(document.getElementById(this.areaName).style.top) > this.getPosition(this.destIndex)) {
            document.getElementById(this.areaName).style.top = this.getPosition(this.destIndex);
            this.curIndex = this.destIndex;
            this.firstCall = true;
            if(parseInt(this.wait) > 0) {
                this.speed = this.autospeed;
                this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.wait);
            }
        } else {
            this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.interval);
        }
    }
    /* ¿ìÃøÀ¸·Î ½ºÅ©·Ñ */
    this.scrollRight = function() {
        this.funcName = "scrollRight";
        clearTimeout(this.objTimeout);
        if(this.blockCnt == 0) return;
        if(this.firstCall) {
            if(this.curIndex == this.blockCnt) {
                this.curIndex = 0;
                document.getElementById(this.areaName).style.left = this.getPosition(this.curIndex);
            }
            this.destIndex = this.curIndex + 1;
            this.firstCall = false;
        }
        if(this.scroll) {
            document.getElementById(this.areaName).style.left = parseInt(document.getElementById(this.areaName).style.left) - this.speed;
        }
        if(parseInt(document.getElementById(this.areaName).style.left) < this.getPosition(this.destIndex)) {
            document.getElementById(this.areaName).style.left = this.getPosition(this.destIndex);
            this.curIndex = this.destIndex;
            this.firstCall = true;
            if(parseInt(this.wait) > 0) {
                this.speed = this.autospeed;
                this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.wait);
            }
        } else {
            this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.interval);
        }
    }
    /* ÁÂÃøÀ¸·Î ½ºÅ©·Ñ */
    this.scrollLeft = function() {
        this.funcName = "scrollLeft";
        clearTimeout(this.objTimeout);
        if(this.blockCnt == 0) return;
        if(this.firstCall) {
            if(this.curIndex == 0) {
                this.curIndex = this.blockCnt;
                document.getElementById(this.areaName).style.left = this.getPosition(this.curIndex);
            }
            this.destIndex = this.curIndex - 1;
            this.firstCall = false;
        }
        if(this.scroll) {
            document.getElementById(this.areaName).style.left = parseInt(document.getElementById(this.areaName).style.left) + this.speed;
        }
        if(parseInt(document.getElementById(this.areaName).style.left) > this.getPosition(this.destIndex)) {
            document.getElementById(this.areaName).style.left = this.getPosition(this.destIndex);
            this.curIndex = this.destIndex;
            this.firstCall = true;
            if(parseInt(this.wait) > 0) {
                this.speed = this.autospeed;
                this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.wait);
            }
        } else {
            this.objTimeout = setTimeout(this.instName + "." + this.funcName + "()", this.interval);
        }
    }
    /* ¹öÆ° Ŭ¸¯½Ã ¿ÀÅä ½ºÅ©·Ñ°ú ´Ù¸¥ ¼Óµµ·Î À̵¿ ½Ãų °æ¿ì */
    this.clickDown = function(clickspeed) {
        this.speed = parseInt(clickspeed);
        this.scrollDown();
    }
    this.clickUp = function(clickspeed) {
        this.speed = parseInt(clickspeed);
        this.scrollUp();
    }
    this.clickLeft = function(clickspeed) {
        this.speed = parseInt(clickspeed);
        this.scrollLeft();
    }
    this.clickRight = function(clickspeed) {
        this.speed = parseInt(clickspeed);
        this.scrollRight();
    }
}