function OpenBrand ()
  {
   brand = document.form_brands.brand.options[document.form_brands.brand.options.selectedIndex].value;
   if (brand) window.location = "/brand/" + brand + ".htm";
  }


var Vers=parseInt(navigator.appVersion);
var Netscape4=(document.layers) ? true : false;
var IExplorer4=((document.all)&&(Vers>=4))?true:false;
var Netscape6=(!IExplorer4 && document.getElementById) ? true : false;
var OpenMenu=new Array();
var Timer=null;
function clearTimer()   {    if (Timer)     {      clearTimeout (Timer);      Timer = null;     }  }
function closeDivs()   {   Timer = window.setTimeout('HideDivs(0)', 250);  }
function ShowDiv(id, left, level)   {   clearTimer();   if (IExplorer4)     return ShowDivE(id, left, level);   if (Netscape6)     return ShowDivN(id, left, level);   return true;  }
function ShowDivE(id, left, level)  {   elem = eval (id);  if (OpenMenu[level] && OpenMenu[level]!=elem)   HideDivs(level);  if (document.all.item(id) == null)  return true;  if (document.body.clientWidth - 776 > 0)  elem.style.pixelLeft = parseInt((document.body.clientWidth-776)/2) + left; else  elem.style.pixelLeft = left; elem.style.display = "block"; elem.style.visibility = "visible";   OpenMenu[level]=elem;   return false;  }
function ShowDivN(id, left, level)  {   if (OpenMenu[level] && OpenMenu[level]!=id)     HideDivs(level);   elem = document.getElementById(id);   if (elem == undefined)     return true;   if (window.innerWidth - 776 > 0)     elem.style.left = parseInt((window.innerWidth-776)/2) + left;  else     elem.style.left = left;   elem.style.visibility = "visible";   elem.style.display = "block";   OpenMenu[level]=id;   return false;  }
function CloseMenu(level)  {   if (IExplorer4)     return CloseMenuE(level);   if (Netscape6)     return CloseMenuN(level);   return true;  }
function CloseMenuE(level)  {   if (OpenMenu[level])     {      OpenMenu[level].style.display = "none";      OpenMenu[level].style.visibility = "hidden";     }   OpenMenu[level]=null;  }
function CloseMenuN(level)  {   if (OpenMenu[level])     {      document.getElementById(OpenMenu[level]).style.visibility = "hidden";      document.getElementById(OpenMenu[level]).style.display = "none";     }   OpenMenu[level]=null;  }
function HideDivs(level)  {   clearTimer();   for (i=level; i<OpenMenu.length; i++)     CloseMenu(i);  }
function GetYPos(elem)  {   var pos = elem.offsetTop;   while (elem.offsetParent != null)     {      elem = elem.offsetParent;      pos += elem.offsetTop;      if (elem.tagName == 'BODY') break;     }   return pos;  }  
function ScrollTo(which)  {   if (document.all.item(which) == null)     return true;   var elem = eval(which);   targetPos=GetYPos(elem);   docLength=GetYPos(docEndImg);   if ((docLength-targetPos) > (document.body.clientHeight-Header.offsetHeight))     document.body.scrollTop = targetPos-Header.offsetHeight;   else      document.body.scrollTop = docLength-document.body.clientHeight;   HideDivs(0);   return false;  }
function ScrollPriceHeader()  {   if (document.body.scrollTop>103)     {      Header.style.top = document.body.scrollTop-103;      var i=0;      while (elem=document.all.item("grouplist"+i++))        elem.style.top = document.body.scrollTop+34;      }   else     {      Header.style.top = 0;      var i=0;      while (elem=document.all.item("grouplist"+i++))        elem.style.top = 137;      }  }
function ShowHide(elem)  {   if (document.getElementById(elem).style.display == "none")     document.getElementById(elem).style.display = "block";   else     document.getElementById(elem).style.display = "none";  }