Effect.OpenUp = function(element) {
     element = $(element);
     new Effect.BlindDown(element, arguments[1] || {});
 }

 Effect.CloseDown = function(element) {
     element = $(element);
     new Effect.BlindUp(element, arguments[1] || {});
 }

 Effect.Combo = function(element) {
     
    if (document.formRegister.client_friends.checked==true){
          $(element).style.display="block";
           //new Effect.OpenUp(element, arguments[1] || {}); 
     } else { 
          $(element).style.display="none";
           //new Effect.CloseDown(element, arguments[1] || {}); 
     }
 }
 
 Effect.Next = function(element1,element2) {
    $(element1).style.display="none";
    $(element2).style.display="block";
 }
 
 Effect.Back = function(element1,element2) {
    $(element1).style.display="none";
    $(element2).style.display="block";
 }
 
 Effect.Toggle = function(element) {
     
    //if ($(element).style.display=="block"){
    //      $(element).style.display="none";
    // } else { 
    //     $(element).style.display="block";
    // }
    if (!$(element).hasClassName("hidden")){
        $(element).addClassName("hidden");
    } else {
        $(element).removeClassName("hidden");
    }
 }