var fDesc=new Array(); fDesc[0] = "Electrocardiography is the third of a three part series that presents Electrocardiography. Electrocardiography Part III includes information about Rhythms Produced by Artificial Pacemakers, Rhythms Produced by Acute Myocardial Infarction, Rhythms Produced by Fascicular Blocks, Rhythms Produced by Chamber Enlargement, Effects of Drugs and Electrolytes on the ECG, Miscellaneous Rhythms and Comprehensive Review."; 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 = ''; } }