function ZBScroll() 
{
  this.version = "0.2";
  this.name = "YesScroll";
  this.item = new Array();
  this.itemcount = 0;
  this.currentspeed = 0;
  this.scrollspeed = 50;
  this.pausedelay = 1000;
  this.pausemouseover = false;
  this.stop = false;
  this.direction = 1;
  this.height = 100;
  this.width = 100;
  
  this.add =function () 
  {
    var text = arguments[0];
    this.item[this.itemcount] = text;
    this.itemcount = this.itemcount + 1;

  };
  
  this.start = function () 
  {
    this.display();
    if(this.item.length > 1) {
      this.currentspeed = this.scrollspeed;
      setTimeout(this.name+'.scroll()',this.currentspeed);
    }
  };
  this.display =function () 
  {
    document.write('<div id="'+this.name+'" style="height:'+this.height+';width:'+this.width+';position:relative;overflow:hidden;" OnMouseOver="'+this.name+'.onmouseover();" OnMouseOut="'+this.name+'.onmouseout();">');
    for(var i = 0; i < this.itemcount; i++) {
      if ( this.direction == 1) {
        document.write('<div id="'+this.name+'item'+i+'"style="left:0px;width:'+this.width+';position:absolute;top:'+(this.height*i+1)+'px;">');
        document.write(this.item[i]);document.write('</div>');
      } 
      else if ( this.direction == 2 ) {
        document.write('<div id="'+this.name+'item'+i+'"style="left:'+(this.width*i+1)+'px;width:'+this.width+';position:absolute;top:0px;">');
        document.write(this.item[i]);document.write('</div>');
      }
    }
    document.write('</div>');
  };
  
  this.scroll = function () 
  {
    this.currentspeed = this.scrollspeed;
    if ( !this.stop ) { 
      for (i = 0; i < this.itemcount; i++) 
      {
        obj = document.getElementById(this.name+'item'+i).style;
        if ( this.direction == 1 ) {
          obj.top = parseInt(obj.top) - 1;
          if ( parseInt(obj.top) <= this.height*(-1) ) obj.top = this.height * (this.itemcount-1);
          if ( parseInt(obj.top) == 0 ) this.currentspeed = this.pausedelay;
        } 
        else if ( this.direction == 2 ) 
        {
          obj.left = parseInt(obj.left) - 1;
          if ( parseInt(obj.left) <= this.left*(-1) ) obj.left = this.left* (this.itemcount-1);
          if ( parseInt(obj.left) == 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;
    }
  };
}