function subscribe_select_all(section) {
    var elems = document.getElementById('subscribe_form').elements;
    for (var i=0; i<elems.length; i++) {
        if (elems[i].id.match(section)) {
            document.getElementById(elems[i].id).checked=true;
        }
    }
    return;
} 

function subscribe_deselect_all(section) {
    var elems = document.getElementById('subscribe_form').elements;
    for (var i=0; i<elems.length; i++) {
        if (elems[i].id.match(section)) {
            document.getElementById(elems[i].id).checked=false;
        }
    }
    return;
}
var scrollStep=3;

var timerLeft="";
var timerRight="";

function toLeft(id){
  document.getElementById(id).scrollLeft=0;
}

function scrollDivLeft(id){
  clearTimeout(timerRight);
  document.getElementById('arrow_right').src='/dj_media/src/images/product_arrow2.png';
  document.body.style.cursor='pointer';
  document.getElementById(id).scrollLeft+=scrollStep;
  timerRight=setTimeout("scrollDivLeft('"+id+"')",10);
}

function scrollDivRight(id){
  clearTimeout(timerLeft);
  document.getElementById('arrow_left').src='/dj_media/src/images/product_arrow_left2.png';
  document.body.style.cursor='pointer';
  document.getElementById(id).scrollLeft-=scrollStep;
  timerLeft=setTimeout("scrollDivRight('"+id+"')",10);
}

function toRight(id){
  document.getElementById(id).scrollLeft=document.getElementById(id).scrollWidth;
}

function stopMe(){
  document.getElementById('arrow_left').src='/dj_media/src/images/product_arrow_left.png';
  document.getElementById('arrow_right').src='/dj_media/src/images/product_arrow.png';
  clearTimeout(timerRight);
  clearTimeout(timerLeft);
  document.body.style.cursor='auto';
}