function removeimage(theimage){

thesource = document.getElementById(theimage).src;
if(thesource == 'http://www.merret.com/images/invis.gif'){
document.getElementById(theimage).style.backgroundColor = 'transparent';}

if(thesource == 'http://www.merret.com/'){
document.getElementById(theimage).style.backgroundColor = 'transparent';}

}