var fDesc=new Array(); fDesc[0] = "Labwe Interactive Blackboard Software distinguishes itself by its smooth operation and exquisite interaction.LABWE Electronic Blackboard Software can be widely used in enterprises, schools, government offices and military sphere. It provides teaching mode, design mode, annotation mode, and screen mode to satisfy diversified demands in teaching and learning."; 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 = ''; } }