<!--
var scroller_delay_slow=100;
var scroller_delay_fast=20;
var scroller_delay=scroller_delay_slow;
var scroller_step_slow=4;
var scroller_step_fast=16;
var scroller_step=scroller_step_slow;
var scroller_frame_y_top=0;	
var scroller_frame_y_bottom=35; //move to pos
var scroller_y=35; //move layer to pos
var scroller_height=0;
var scroller_timer=0;
var scroller_direction="";
var LayerRef="";
var styleSwitch="";
a = new Image(); a.src="../img/down_ov.gif";//down_over
b = new Image(); b.src="../img/up_ov.gif";//up_over
c = new Image(); c.src="../img/down_press.gif";//down_press
d = new Image(); d.src="../img/up_press.gif";//up_press


function init()
{

   if (navigator.appName == "Netscape")
   {
   	layerRef="document.layers";
   	styleSwitch="";
      scroller_height=document.scroller.document.height;
      document.captureEvents(Event.MOUSEDOWN);
      document.captureEvents(Event.MOUSEUP);
   }
	else
   {
      layerRef="document.all";
   	styleSwitch=".style";
      scroller_height= document.all.scroller.offsetHeight;
   }
   document.onmousedown=scroller_engage;
   document.onmouseup=scroller_brake;
   move_layer('scroller',scroller_y);
}

function scroller_engage()
{
   if (scroller_direction=="up")
   {
      document.images.up_button.src='../img/down_press.gif';//press_down
   }
   if (scroller_direction=="down")
   {
      document.images.down_button.src='../img/up_press.gif';//press_up
   }
   scroller_step=scroller_step_fast;
   scroller_delay=scroller_delay_fast;
   return true;
}

function scroller_brake()
{
   if (scroller_direction=="up")
   {
      document.images.up_button.src='../img/down_ov.gif';//down_over
   }
   if (scroller_direction=="down")
   {
      document.images.down_button.src='../img/up_ov.gif';//up_over
   }
   scroller_step=scroller_step_slow;
   scroller_delay=scroller_delay_slow;
   return true;
}

function scroller_start(dir)
{
   scroller_direction=dir;
   if (scroller_direction=="up")
   {
      document.images.up_button.src='../img/down_ov.gif';//down_over
      scroller_up();
   }
   if (scroller_direction=="down")
   {
      document.images.down_button.src='../img/up_ov.gif';//up_over
      scroller_down();
   }
}

function scroller_kill()
{
   if (scroller_timer>0) {clearTimeout(scroller_timer);}
   document.images.down_button.src='../img/up.gif';//out_up
   document.images.up_button.src='../img/down.gif';//out_down
}

function scroller_up()
{	
   if (scroller_y >= scroller_frame_y_top - scroller_height)
   {
		scroller_y -= scroller_step;
		move_layer('scroller',scroller_y);
		scroller_timer=setTimeout('scroller_up()',scroller_delay);
   }
   return true;
}

function scroller_down()
{	
   if (scroller_y <= scroller_frame_y_bottom)
   {
		scroller_y += scroller_step;
		move_layer('scroller',scroller_y);
		scroller_timer=setTimeout('scroller_down()',scroller_delay)
   }
   return true;
}

function move_layer(layer_name,top)
{
	eval(layerRef+'["'+layer_name+'"]'+styleSwitch+'.top=top');
}
//-->