function btnFeedback(pressedId, elem, qt) {        	                                           
// for all buttons
  for(i=1; i<=qt; i++){         	 
  	 var id = elem + i;
  	 var item = document.getElementById(id);         	
//if this is the pressed button
     if (id == pressedId){      	 
       item.className = "arrowButtonActive";
       var divId = 'div' + i;
       var divElement = document.getElementById(divId);
       divElement.className = "open";
       
//if it's not the pressed button       	 
     }else{           	   
         item.className = "arrowButton";
         var divId = 'div' + i;
         var divElement = document.getElementById(divId);
         divElement.className = "closed";
     }
   }
}


/*function feedback_submenu(pressedId, elem, qt) 
{   
   for(i=1; i<=qt; i++)
   {         	 
  	 var id = elem + i;     	                                           
   	 //var id = elem;
  	 var item = document.getElementById(id);         	
     
     //if this is the pressed button
     if (id == pressedId)
     {      	 
       switch(id)
       {
        case 'menu1':item.className = "menuButtonActive menuCompany";break; 
        case 'menu2':item.className = "menuButtonActive menuCertifications";break;
        case 'menu3':item.className = "menuButtonActive menuCatalog";break;
        case 'menu4':item.className = "menuButtonActive menuContact";break;
        default:break;
       }
       
       var btnId = 'btnSub' + i;
       var divElement = document.getElementById(btnId);
       divElement.className = "open";
     }//if
     
     //if it's not the pressed button
     else
     {           	   
       switch(id)
       {
        case 'menu1':item.className = "menuButton menuCompany";break; 
        case 'menu2':item.className = "menuButton menuCertifications";break;
        case 'menu3':item.className = "menuButton menuCatalog";break;
        case 'menu4':item.className = "menuButton menuContact";break;
        default:break;
       }
       
       var btnId = 'btnSub' + i;
       var divElement = document.getElementById(btnId);       
       divElement.className = "closed";
     }//else
    }//for
}//function*/

function feedback(elementId, group, class_name, subsection)
  {
  var firstLetter = elementId.charAt(0);
  var capitalLetter = firstLetter.toUpperCase();
  
  var newElementId = elementId.replace(firstLetter, capitalLetter);
  
  elementId = newElementId;
  
  var groupMembers = document.getElementsByName(group);
   
  for(var i = 0; i < groupMembers.length; i++)
    {
    groupMembers[i].className = class_name + " " + "menu" + groupMembers[i].id;
    var subMenu = groupMembers[i].id + 'Options';
    document.getElementById(subMenu).className = "closed"; //desactiva todos los elementos
    
    if(groupMembers[i].id == elementId) //encuentra el elemento con id = elementId
      {
      groupMembers[i].className = class_name + "Active" + " " + "menu" + groupMembers[i].id;
      document.getElementById(subMenu).className = "open"; //activa el elemento con id=elementId
      }
    }//for
  if((subsection != null) && (typeof subsection != 'undefined') && (subsection != ''))
    {
    var subsectionMembers = document.getElementsByName(subsection);
    for(var j = 0; j < subsectionMembers.length; j++)
      {
      var subSection = subsectionMembers[j].id;
      document.getElementById(subSection).className = "subMenuButtonActive big";
      }//for
    }//if
  }//function