function HighlightEffectOver(element){
       new Effect.Highlight(element, 
                      {
                        startcolor: "#668ac1",
                        endcolor: "#ffc000",
                        restorecolor: "#ffc000",
                        duration: 1
                      })
   }
   function HighlightEffectOut(element){
       new Effect.Highlight(element, 
                      {
                        startcolor: "#ffc000",
                        endcolor: "#668ac1",
                        restorecolor: "#668ac1",
                        duration: 1
                      })
   }