RollingBanner=function(obj,tag,hei,wid,spd,rtype)
{
	this.ban_obj = document.getElementById(obj); //div객체
	this.ban_tag = this.ban_obj.getElementsByTagName(tag);
	this.ban_height = hei;
	this.ban_width = wid;
	this.ban_speed = spd;
	this.ban_delay = 2000;
	this.ban_cnt = 0;
	this.ban_timer;
	this.ban_rolling_type = rtype;
}

RollingBanner.prototype.doRolling=function()
{
	if(this.ban_rolling_type == "up" || this.ban_rolling_type == "down"){
		this.rollingY();
	}else if(this.ban_rolling_type == "left" || this.ban_rolling_type == "right") {
		this.rollingX();
	}
}

RollingBanner.prototype.rollingX=function()
{
	obj=this;
	this.rollingTypeChecker(this.ban_rolling_type);
	if(this.ban_width > tmpcnt) {
		this.ban_obj.style.left = this.ban_cnt;
		this.ban_timer = setTimeout("obj.rollingX()",this.ban_speed);
	} else {
		this.ban_obj.appendChild(this.ban_tag[0]);
		this.ban_obj.style.left = 0;
		this.ban_timer = setTimeout("obj.rollingX()",2000);
		this.ban_cnt = 0;
	}
}

RollingBanner.prototype.rollingY=function()
{
	obj = this;
	this.rollingTypeChecker(this.ban_rolling_type);
	if(this.ban_height > tmpcnt) 	{
		this.ban_obj.style.top = this.ban_cnt;
		this.ban_timer = setTimeout("obj.rollingY()",this.ban_speed);
	} else	 {
		this.ban_obj.appendChild(this.ban_tag[0]);
		this.ban_obj.style.top = 0;
		this.ban_timer = setTimeout("obj.rollingY()",this.ban_delay);
		this.ban_cnt = 0;
	}
}

RollingBanner.prototype.stopRolling=function()
{
	clearTimeout(this.ban_timer);
}

RollingBanner.prototype.rollingTypeChecker=function(rtype)
{
	if(this.ban_rolling_type == "right" || this.ban_rolling_type == "down") {
		this.ban_cnt++;
		tmpcnt = this.ban_cnt;
	}else if(this.ban_rolling_type == "left" || this.ban_rolling_type == "up") {
		this.ban_cnt--;
		tmpcnt = -this.ban_cnt;
	}else { //default
		this.ban_cnt++;
		tmpcnt = this.ban_cnt;
	}
}