function doZoom(size) {
	document.getElementById('zoom').style.fontSize=size+'px'
}
function showsubmenu(sid)
{
whichEl = eval("submenu" + sid);
if (whichEl.style.display == "none")
{
eval("submenu" + sid + ".style.display=\"\";");
}
else
{
eval("submenu" + sid + ".style.display=\"none\";");
}
}

function high(which2){
theobject=which2
highlighting=setInterval("highlightit(theobject)",40)
}
function low(which2){
clearInterval(highlighting)
which2.filters.alpha.opacity=40
}


function highlightit(cur2){
if (cur2.filters.alpha.opacity<100)
cur2.filters.alpha.opacity+=5
else if (window.highlighting)
clearInterval(highlighting)
}
/* ÓùöÂÖ·Å´óËõСͼƬ
onmousewheel="return bbimg(this)"
*/
function bbimg(o){
	var zoom=parseInt(o.style.zoom, 10)||100;
	zoom+=event.wheelDelta/12;
	if (zoom>0) o.style.zoom=zoom+'%';
         
	return false;
}