function doCategory() { 
form1.submit(); 
}

function iFrameHeight() {
if(document.getElementById && !(document.all)) {
h = document.getElementById('iframename').contentDocument.body.scrollHeight;
document.getElementById('iframename').style.height = h;
}
else if(document.all) {
h = document.frames('iframename').document.body.scrollHeight;
document.all.iframename.style.height = h;
}
}