total = 3;document.getElementById('collapsibleList').style.listStyle="none";i=1;while (i <= total) {document.getElementById(i).style.display="none";i=i+1;}function toggle(list){  var listElementStyle=document.getElementById(list).style;  if (listElementStyle.display=="none"){listElementStyle.display="block";  } else{listElementStyle.display="none";  }}function rollover(list){  var listElementStyle=document.getElementById(list).style;  if (listElementStyle.display=="none"){MM_swapImage('btn_arrow' + list,'','',1);  } else{MM_swapImage('btn_arrow' + list,'','',1);  }}function roll(list){  var listElementStyle=document.getElementById(list).style;  if (listElementStyle.display=="none"){MM_swapImage('btn_arrow' + list,'','',1);  } else{MM_swapImage('btn_arrow' + list,'','',1);  }}