var maxx;
var hold;
var motion=true;
var pos;

function initScrollLayer(){
hold=document.getElementById("lyr1");
maxx = hold.offsetWidth-620;
var opacity=0;
opac(opacity);
}
function opac(opacity){
opacity=opacity-1+2;
hold.style.opacity = ( opacity / 100 );
hold.style.MozOpacity = ( opacity / 100 );
hold.style.KhtmlOpacity = ( opacity / 100 );
hold.style.filter = 'alpha(opacity=' + opacity + ')';
if (opacity<100) setTimeout('opac('+opacity+')',10);
}

function Scroll(direction){
pos=hold.style.left;
motion=true;
if (pos=='') pos='0px';
if (direction=='left') Scroll_left();
if (direction=='right') Scroll_right();
}

function Scroll_left(){
  if (motion) {
      hold.style.left=parseInt(pos)-3+'px';
      pos=parseInt(pos)-3+'px';
      if (parseInt(pos)*-1<maxx) setTimeout('Scroll_left()',20);
  }
}

function Scroll_right(){
  if (motion) {
      hold.style.left=parseInt(pos)-3+6+'px';
      pos=parseInt(pos)-3+6+'px';
      if (parseInt(pos)*-1>0) setTimeout('Scroll_right()',20);
  }
}

function stopScroll(){
	motion=false;
}