var NS4=(navigator.appName=="Netscape") && (parseInt(navigator.appVersion)<5); 


/////////////////////////////////////////////////////////////////////////
// Form submit -- calls submit_check form validation
////////////////////////////////////////////////////////////////////////
function submit_check(passed){
// alert("submit_check "+passed);
    if(passed.indexOf("Submit")==0){
        if(document.requestaccount.command.value.indexOf('lostCred')>=0){
        }else{
            document.requestaccount.command.value = "Submit";
        }
//        document.requestaccount.submit.value = "Submit";
        validate(passed);
    }else if(passed.indexOf("Reset")==0){
//alert("reset");
        document.requestaccount.command.value = "Reset";
        document.requestaccount.submit.value = "Reset";
        document.requestaccount.submit(this.value);

    }
//    alert("returning from subcheck");
    return true;
}

function validate(passed){
// alert("validate");

//    var passed=document.requestaccount.command.value;
    var requiredfields = "";
    if(document.requestaccount.command.value.indexOf('lostCred')>=0){
        if(document.requestaccount.email.value.length > 0){
            var x = document.requestaccount.email.value;
            var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})$/;
            if (! filter.test(x)){
                requiredfields += "\n   *  Incorrect email address format (someone@somedomain.com)\n";
                if(document.requestaccount.email.value.indexOf('@') > 0){
                    for (var i=0; i < document.requestaccount.email.value.length; i++) {
                        var letter = document.requestaccount.email.value.charAt(i).toLowerCase();
                        if (validchars.indexOf(letter) != -1)
                            continue;
                        requiredfields += "\n   *  Your email address contains an invalid character " + letter + ".\n";
                    }
                }
            }
        }
        else{
            requiredfields += "\n   *  Email address must be provided";
        }
    }else{
        if(! document.requestaccount.acceptTerms.checked){
            requiredfields += "\n   *  You MUST agree to the terms & conditions to receive an OpenURL account\n";
        }
//        if(document.requestaccount.user.value.length > 5){
//            var x = document.requestaccount.user.value;
//            var filter  = /^([a-zA-Z0-9])+$/;
//            if (! filter.test(x)){
//                requiredfields += "\n   *  Incorrect Username format (only letters and numbers please)\n";
//            }
//        }
//        else{
//            requiredfields += "\n   *  A Username of at least 6 characters must be provided";
//        }
//        if(document.requestaccount.pass.value.length > 5){
//            var x = document.requestaccount.pass.value;
//            var filter  = /^([a-zA-Z0-9])+$/;
//            if (! filter.test(x)){
//                requiredfields += "\n   *  Incorrect Password format (only letters and numbers please)\n";
//            }
//        }
//        else{
//            requiredfields += "\n   *  A Password of at least 6 characters must be provided";
//        }
        if(document.requestaccount.email.value.length > 0){
            var x = document.requestaccount.email.value;
            var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})$/;
            if (! filter.test(x)){
                requiredfields += "\n   *  Incorrect email address format (someone@somedomain.com)\n";
                if(document.requestaccount.email.value.indexOf('@') > 0){
                    for (var i=0; i < document.requestaccount.email.value.length; i++) {
                        var letter = document.requestaccount.email.value.charAt(i).toLowerCase();
                        if (validchars.indexOf(letter) != -1)
                            continue;
                        requiredfields += "\n   *  Your email address contains an invalid character " + letter + ".\n";
                    }
                }
            }
        }
        else{
            requiredfields += "\n   *  Email address must be provided";
        }
//        if(document.requestaccount.org.value.length > 0){
//        }
//        else{
//            requiredfields += "\n   *  Organization Name must be provided";
//        }
    }
    if (requiredfields != "") {
        requiredfields ="Please correctly enter the following fields:\n" + requiredfields;
        alert(requiredfields);
        return false;
    }
    else{
        document.requestaccount.command.value = "Submit";
//        document.requestaccount.submit.value = "Submit";

//    alert("submit: "+passed);
        document.requestaccount.submit();
//        document.requestaccount.submit(passed);
//        alert("submitting: "+document.requestaccount.submit.value+" : command: "+document.requestaccount.command.value);
//    alert("returning from val");
        return true;
    }
}


/////////////////////////////////////////
// Div Hide/Show functions
////////////////////////////////////////
function hideMenu (MenuName){
  if (NS4){
    eval('document.layers.'+MenuName+'.display="none"'); 
  } else {
    eval('document.getElementById(\''+MenuName+'\').style.display="none"');
  }
}

function showMenu (MenuName){
 if (NS4){
    eval('document.layers.'+MenuName+'.display="block"'); 
  } else {
    eval('document.getElementById(\''+MenuName+'\').style.display="block"'); 
  }
}

function toggleMenu(MenuName){
  if (NS4){
    eval('Shown=document.layers.'+MenuName+'.display;'); 
  } else {
    eval('Shown=document.getElementById(\''+MenuName+'\').style.display;'); 
  }
  
  if (Shown=="none"){
    showMenu(MenuName);
  } else {
    hideMenu(MenuName);
  }
}