// JavaScript Document
//渐变到目标亮度，每次间隔50毫秒
function high(which2){
theobject=which2
highlighting=setInterval("highlightit(theobject)",50)
}

//恢复起始亮度
function low(which2){
clearInterval(highlighting)
which2.filters.alpha.opacity=100
}

//渐变到目标状态亮度子程序
function highlightit(cur2){
if (cur2.filters.alpha.opacity>50)
cur2.filters.alpha.opacity-=10
else if (window.highlighting)
clearInterval(highlighting)
}
//例如：<img src="images/_Product/001.gif" onMouseover="high(this)" onMouseout="low(this)" style="filter:alpha(opacity=100);">