// JavaScript Document

function high(which2){
theobject=which2
if (window.downlighting) clearInterval(downlighting)
highlighting=setInterval("highlightit(theobject)",50)
}

function low(which2){
clearInterval(highlighting)
theobject=which2
downlighting=setInterval("downlightit(theobject)",0.01)
}

function downlightit(cur2){
if (cur2.filters.alpha.opacity<100)
cur2.filters.alpha.opacity+=50
else if (window.highlighting)
clearInterval(highlighting)
}

function highlightit(cur2){
if (cur2.filters.alpha.opacity>40)
cur2.filters.alpha.opacity-=20  //修改滑鼠移開圖示後的亮度，數字越小就越亮
else if (window.downlightit)
clearInterval(downlighting)
}