var fDesc=new Array(); fDesc[0] = "BootP server listens for requests, looks up the address in a text file, and assigns it to the device. It works in a way DHCP does, only that DHCP is newer than BootP and it's way more flexible due to its simplicity and ease of use. After installation, define the addresses in the text file."; function tShowHide(id, show) { var s = document.getElementById("desc"); if ((s.innerHTML.length<=212 || show==1) && show!=2) { s.innerHTML = fDesc[id]; if (document.getElementById('m1')) document.getElementById('m1').style.display='none'; if (document.getElementById('m2')) document.getElementById('m2').style.display='none'; if (document.getElementById('more_txt')) document.getElementById('more_txt').style.display='inline'; } else { s.innerHTML = ''; } }