function setImage(imageId) {
    var docTitle = document.title + '';
    var docUrl = document.location + '';
    var picSource = '';

picSource = docUrl.split('/').pop().split('.').shift();
picSource = picSource +'.gif';
noPic = "http://www.panchosgrille.com/img/spacer.gif";

//alert('Pic Source = ' + picSource);//
if (document.getElementById(imageId)) {
document.getElementById(imageId).src = picSource;
} else {
document.getElementById(imageId).src = noPic;
}
}