function onImgErrorSmall(source)
{
source.src ="images/no-image-100px.gif";
// disable onerror to prevent endless loop
source.onerror = "";
return true;
}

function imageError(theImage) {
msg = 'We apologize, our servers are currently undergoing\nroutine maintenance.\n\n' +
'Images may not display correctly.\n\n' +
'Please try back again in approximately 15 minutes.';
alert(msg);
}