function small() { resetImg(); document.getElementById("content").style.fontSize = ".8em";
var sTempSrc;
sTempSrc = document.getElementById("fSmall").getAttribute('src').replace('.gif', '_o.gif');
document.getElementById("fSmall").setAttribute('src', sTempSrc);

}
function middle() { resetImg();  document.getElementById("content").style.fontSize = "93%";
var sTempSrc;
sTempSrc = document.getElementById("fMiddle").getAttribute('src').replace('.gif', '_o.gif');
document.getElementById("fMiddle").setAttribute('src', sTempSrc);
}
function large() { resetImg();  document.getElementById("content").style.fontSize = "1.1em";
var sTempSrc;
sTempSrc = document.getElementById("fBig").getAttribute('src').replace('.gif', '_o.gif');
document.getElementById("fBig").setAttribute('src', sTempSrc);
}

function resetImg() {
var sTempSrc;
var thisImag;

thisImag = document.getElementById("fSmall");
sTempSrc = thisImag.getAttribute('src').replace('_o.gif', '.gif');
thisImag.setAttribute('src', sTempSrc);

thisImag = document.getElementById("fMiddle");
sTempSrc = thisImag.getAttribute('src').replace('_o.gif', '.gif');
thisImag.setAttribute('src', sTempSrc);

thisImag = document.getElementById("fBig");
sTempSrc = thisImag.getAttribute('src').replace('_o.gif', '.gif');
thisImag.setAttribute('src', sTempSrc);

}