function ddBotonOpen(IdentLI,IdentBO,Cont){
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-CE'); if (MyBOTON) MyBOTON.className = 'CE-ON';
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-CV'); if (MyBOTON) MyBOTON.className = 'CV-ON';
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-LE'); if (MyBOTON) MyBOTON.className = 'LE-ON';
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-RI'); if (MyBOTON) MyBOTON.className = 'RI-ON';
  MyLISTA = document.getElementById(IdentLI+'-'+Cont);       if (MyLISTA) MyLISTA.style.visibility = "visible";
}
function ddBotonClose(IdentLI,IdentBO,Cont){
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-CE'); if (MyBOTON) MyBOTON.className = 'CE-OFF';
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-CV'); if (MyBOTON) MyBOTON.className = 'CV-OFF';
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-LE'); if (MyBOTON) MyBOTON.className = 'LE-OFF';
  MyBOTON = document.getElementById(IdentBO+'-'+Cont+'-RI'); if (MyBOTON) MyBOTON.className = 'RI-OFF';
  MyLISTA = document.getElementById(IdentLI+'-'+Cont);       if (MyLISTA) MyLISTA.style.visibility = "hidden";
}