var fDesc=new Array(); fDesc[0] = "VIVOTEK ST7501 is the next-generation in recording software, featuring reliable recording, easy system management, and flexible scalability for diverse IP surveillance applications. ST7501 has three major components, including: ST7501 Server for recording, ST7501 LiveClient for viewing live media data and system management, and ST7501 Playback for browsing databases and retrieving recorded media data. You can install and run the three components on a single computer, or install them in three separate locations in accordance with your security needs."; 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 = ''; } }