var fDesc=new Array(); fDesc[0] = "Comprehensive computer science educational software package, where the graphics and calculations are updated to reflect every user change. Computing – Data Structures – Data Files – Computer Systems – Data Handling – System Development – Computer Programming – Binary Numbers – Binary Arithmetic – Number Systems – Digital Techniques – Logic Gates – Logic Gates 2 – Logic Families – Flip Flops – Combinational Logic – Counters – Counting – Shift Registers – Logic Interfacing – Boolean and DeMorgan’s – Data Analysis – Microprocessors – Micro-Computer – Data/Address Bus – A.L.U – Clock and Reset – Instructions and Control – Memory Cells – Addressing Modes – Instructions Set 1 – Instructions Set 2 – Instructions Set 3."; 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 = ''; } }