function zoom(image,x,width,height,alt)
{
var thum=window.open('', x,'width='+width+',height='+height+',toolbar=no,scrollbars=no,menubar=no,status=no,resizable=no')
thum.document.write(""+alt+"")
thum.document.write("")
thum.document.write("!["+alt+"]("+image+")
")
thum.document.write("")
thum.document.close()
}
function RollClass(obId, CssClass)
{
if(document.getElementById(obId)) document.getElementById(obId).className = CssClass;
}