var fDesc=new Array(); fDesc[0] = "The study of electronics communication engineering starts with Analog communication. Simtel Analog Communication is an interactive tool for thorough understanding of this subject. After using this module user can be able to analyze and design different analog communication schemes. It consists of fundamental concepts of analog communication, performance analysis of modulated signals."; 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 = ''; } }