/*  박람회 2010.08. */
function HScroll() {
	this.name = "HScroll";
	this.item = new Array();
	this.itemcount = 0;
	this.currentspeed = 0;
	this.stop = false;
	this.stopHeight=0;
	this.goNo=0;
	this.i=0;

	this.add = function () {
		var text = arguments[0];
		this.item[this.itemcount] = text;
		this.itemcount = this.itemcount + 1;
	};

	this.start = function () {
		if ( this.itemcount == 1 ) {
			this.add(this.item[0]);
		}
		this.display();
		this.currentspeed = this.scrollspeed;
		this.stop = true;
		window.setTimeout(this.name+'.scroll()',this.currentspeed);
		window.setTimeout(this.name+".stop = false", this.pausedelay);
	};

	this.display = function () {
		document.write('<div id="'+this.name+'" style="float:top; height:'+this.height+'px; width:'+this.width+'px; position:relative; overflow:hidden; " OnMouseOver="'+this.name+'.onmouseover(); " OnMouseOut="'+this.name+'.onmouseout(); ">');
		for(var i = 0; i < this.itemcount; i++) {
			if (this.type == 1) { // 가로방향
				document.write('<div id="'+this.name+'item'+i+'" style=" border:0px solid #454545; left:'+(this.width*i)+'px; width:'+this.width+'px; top:0px; position:absolute; padding:0px; font-size:11px; color:#313131; text-decoration: none; color:#313131;">');
				document.write(this.item[i]);
				document.write('</div>');
			}
			else { //세로방향
				document.write('<div id="'+this.name+'item'+i+'" style=" border:0px solid #454545; left:0px; width:'+this.width+'px; top:'+(this.height*i)+'px; position:absolute; padding:0px; font-size:11px; color:#313131; text-decoration: none; color:#313131;">');
				document.write(this.item[i]);
				document.write('</div>');
			}
		}
		document.write('</div>');
	};

	this.scroll = function () {
		if (this.scrollauto) {
			this.currentspeed = this.scrollspeed;
			if ( !this.stop ) {
				for (i = 0; i < this.itemcount; i++) {
					if (this.type == 1) { // 가로방향
						obj = document.getElementById(this.name+'item'+i).style;
						obj.left = parseInt(obj.left) - 1 +'px';
						if ( parseInt(obj.left) <= this.width * (-1) ) obj.left = parseInt(this.width) * (this.itemcount-1) +'px';
						if ( parseInt(obj.left) == 0 ) this.currentspeed = this.pausedelay;
					}
					else { //세로방향
						obj = document.getElementById(this.name+'item'+i).style;
						obj.top = parseInt(obj.top) - 1 +'px';
						if ( parseInt(obj.top) <= this.height * (-1) ) obj.top = parseInt(this.height) * (this.itemcount-1) +'px';
						if ( parseInt(obj.top) == 0 ) this.currentspeed = this.pausedelay;
					}
				}
			}
			window.setTimeout(this.name+".scroll();",this.currentspeed);
		}
	};

	this.onmouseover = function () {
		if ( this.pausemouseover ) {
			this.stop = true;
		}
	};

	this.onmouseout = function () {
		if ( this.pausemouseover ) {
			this.stop = false;
		}
	};

	this.next = function() {
		this.stop = true;
		for (i = 0; i < this.itemcount; i++) {
			obj = document.getElementById(this.name+'item'+i).style;
			if ( parseInt(obj.left) < 1 ) { 
				width = this.width + parseInt(obj.left);
				break;
			}
		}
		for (i = 0; i < this.itemcount; i++) {
			obj = document.getElementById(this.name+'item'+i).style;
			if ( parseInt(obj.left) < 1 ) { 
				obj.left = this.width * (this.itemcount-1) + "px";
			} else {
				obj.left = parseInt(obj.left) - width + "px";
			}
		}
		window.setTimeout(this.name+".stop = false", this.pausedelay);
	}

	this.prev = function() {
		this.stop = true;
		for (i = 0; i < this.itemcount; i++) {
			obj = document.getElementById(this.name+'item'+i).style;
			if ( parseInt(obj.left) < 1 ) { 
				width = parseInt(obj.left) * (-1);
				break;
			}
		}
		if ( width == 0 ) {
			total_width = this.width * (this.itemcount-1);
			for (i = 0; i < this.itemcount; i++) {
				obj = document.getElementById(this.name+'item'+i).style;
				if ( parseInt(obj.left) + 1 > total_width ) { 
					obj.left = "0px";
				} else {
					obj.left = parseInt(obj.left) + this.width + "px";
				}
			}
		} else {
			for (i = 0; i < this.itemcount; i++) {
				obj = document.getElementById(this.name+'item'+i).style;
				if ( parseInt(obj.left) < 1 ) { 
					obj.left = "0px";
				} else {
					obj.left = parseInt(obj.left) + width + "px";
				}
			}
		}
		window.setTimeout(this.name+".stop = false", this.pausedelay);
	}
}