function SideItemMOver(objname)
   {
      var bar = document.getElementById(objname)
      bar.className="sidebarOver"
   }

   function SideItemMOut(objname)
   {
      var bar = document.getElementById(objname)
      bar.className="sidebarItem"
   }

   function SideConstrMOver(objname)
   {
      var bar = document.getElementById(objname)
      bar.className="sideConstrOver"
   }

   function SideConstrMOut(objname)
   {
      var bar = document.getElementById(objname)
      bar.className="sideConstrItem"
   }