function over(id, img){
// filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='<TMPL_VAR NAME="IMAGE">', sizingMethod='scale')
// alert(document.getElementById("b" + id).style.filter);
document.getElementById("a" + id).style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/imgs/bg3.png', sizingMethod='scale')";
document.getElementById("b" + id).style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + img + "', sizingMethod='scale')";
}

function out(id, img){
document.getElementById("a" + id).style.filter = "";
document.getElementById("b" + id).style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + img + "', sizingMethod='scale')";
}