expertiza/expertiza

function alternate(id){
  if(document.getElementsByTagName){
    var table = document.getElementById(id);
    var rows = table.getElementsByTagName("tr");
    var displayedRows = [];
    index = 0;
    for (i=0; i < rows.length; i++){       
      if (rows[i].style.display != 'none' && rows[i].id != "header"){
        displayedRows[index] = rows[i];
        index += 1; 
      }
    }
    for (i=0; i < displayedRows.length; i++){
      if (i % 2 == 0){
        displayedRows[i].className = "even";        
      } else {
        displayedRows[i].className = "odd";
      }           
    }
  }
}

function toggleElement(elementId, linkText) {    
  var obj = document.getElementById(elementId);
  if (obj == null) { return; }    
  var bExpand = obj.style.display.length == 0;
  obj.style.display = (bExpand ? 'none' : '');           
  var objLinks = document.getElementsByName(elementId+'Link')
    for (var i = 0; i < objLinks.length; i++) {
      if (obj.style.display != 'none') {
        objLinks[i].innerHTML = 'hide ' + linkText
      }
      else {
        objLinks[i].innerHTML = 'show ' + linkText
      }
    }
}

function toggleList(elementId,listSize) {
  if (listSize == 0) {return;}        
  for (var i = 1; i <= listSize; i++){
    var obj = document.getElementById(elementId+"_"+i);
    if (obj == null) { return; }
    var bExpand = obj.style.display.length == 0;
    obj.style.display = (bExpand ? 'none' : '');            
    if (obj.style.display == 'none') {    
      var sublistsize = 1;
      while (document.getElementById(obj.id+"_"+sublistsize) != null){
        sublistsize += 1;
      }
      sublistsize = sublistsize - 1;

      if (sublistsize > 0 && document.getElementById(obj.id+"_"+sublistsize).style.display != 'none')
        toggleList(obj.id,sublistsize);            
    }
  }

  var objLinks = document.getElementsByName(elementId+'Link')
    for (var i = 0; i < objLinks.length; i++) {
      if (obj.style.display != 'none') {            
        objLinks[i].innerHTML = '<img src="/assets/collapse.png">'
      }
      else {            
        objLinks[i].innerHTML = '<img src="/assets/expand.png">'
      }
    }
}

function toggleCourseList(elementId, child_nodes, child_size, listSize) {
    var child_nodes_no = child_nodes.split(",");
    var child_node_size = child_size.split(",");
    for(var i=0;i<listSize;i++)
    {
        if(child_node_size[i]!=0)
        {
            toggleList(child_nodes_no[i],child_node_size[i]);
        }
    }
    toggleList(elementId, listSize);
}