function changeImage(element, image){
    
    //highlight new
    var icon = "images/" +  image + ".jpg";
    document.getElementById(element).src=icon;

}

function changePage(page){
    parent.document.getElementById('store').src=page + ".php";
    
}
function changeParentPage(page){
    parent.window.location.href=page;
}
var timer_id;
function scroll_iframe(frm,inc,dir) {
    
  if (timer_id) clearTimeout(timer_id);
  var frame = window.frames[frm];
  if (frame) {
    if (dir == "v") frame.scrollBy(0, inc);
    else frame.scrollBy(inc, 0);
    timer_id = setTimeout("scroll_iframe('" + frm + "'," + inc + ",'" + dir + "')", 20);
  }
}

function stopScroll() { if (timer_id) clearTimeout(timer_id); }



/*************************************************************************
  This code is from Dynamic Web Coding at http://www.dyn-web.com/
  See Terms of Use at http://www.dyn-web.com/bus/terms.html
  regarding conditions under which you may use this code.
  This notice must be retained in the code as is!
*************************************************************************/

function getDocHeight(doc) {
  var docHt = 0, sh, oh;
  if (doc.height) docHt = doc.height;
  else if (doc.body) {
    if (doc.body.scrollHeight) docHt = sh = doc.body.scrollHeight;
    if (doc.body.offsetHeight) docHt = oh = doc.body.offsetHeight;
    if (sh && oh) docHt = Math.max(sh, oh);
  }
  return docHt;
}

function setIframeHeight(iframeName) {
  var iframeWin = window.frames[iframeName];
  var iframeEl = document.getElementById? document.getElementById(iframeName): document.all? document.all[iframeName]: null;
  if ( iframeEl && iframeWin ) {
    iframeEl.style.height = "auto"; // helps resize (for some) if new doc shorter than previous  
    var docHt = getDocHeight(iframeWin.document);
    // need to add to height to be sure it will all show
    if (docHt) iframeEl.style.height = docHt + 30 + "px";
  }
}
function setIframeExactHeight(iframeName, height) {
  //var iframeWin = window.frames[iframeName];
  var iframeEl = document.getElementById? document.getElementById(iframeName): document.all? document.all[iframeName]: null;
  //if ( iframeEl && iframeWin ) {
//    iframeEl.style.height = "auto"; // helps resize (for some) if new doc shorter than previous  
    // need to add to height to be sure it will all show
    iframeEl.style.height = height + 30 + "px";
  //}
}