function winopen(arg){
if(arg=="privacy") window.open("privacy.html","","width=640,height=300,resizable=yes,scrollbars=yes,top=0,left=0");
else window.open("msds.html","","width=640,height=300,resizable=yes,scrollbars=yes,top=0,left=0");
}

function GetObject(id) {
  var i,x;

  doc=document;
  if (!(x=doc[id]) && doc.all) x=doc.all[id];
  else{
    if (!x && doc.getElementById) x=doc.getElementById(id);
    else x=doc.layers[id];
  }
  return x;
}

function popup(id,moji) {
  var flg,obj;

  if ((obj = GetObject(id))!=null){
    flg = moji;
    if (obj.style){
      obj=obj.style;
      if (flg == "show")
        flg = "visible";
      else
        flg = "hidden";
    }
    obj.visibility = flg;
  }
}