Untitled

<html>
<head>
<script src="LiveValidation.js"></script>
<style type="text/css">
.LV_validation_message{
    font-weight:bold;
    margin:0 0 0 5px;
}

.LV_valid {
    color:#00CC00;
}

.LV_invalid {
    color:#CC0000;
}

.LV_valid_field,
input.LV_valid_field:hover,
input.LV_valid_field:active,
textarea.LV_valid_field:hover,
textarea.LV_valid_field:active {
    border: 1px solid #00CC00;
}

.LV_invalid_field,
input.LV_invalid_field:hover,
input.LV_invalid_field:active,
textarea.LV_invalid_field:hover,
textarea.LV_invalid_field:active {
    border: 1px solid #CC0000;
}
</style>
</head>
<body>
<form method=post action="#">
<p><label for="field1" class="displayBlock">Test Field:</label><input type="text" id="field1" /></p>
<p><label for="chk_group" class="displayBlock">Acceptance (required):</label><br/>
<input type="checkbox" id="chk_group" value="value1" />Value 1<br />
<input type="checkbox" id="chk_group" value="value2" />Value 2<br />
<input type="checkbox" id="chk_group" value="value3" />Value 3<br />
<input type="checkbox" id="chk_group" value="value4" />Value 4<br />
<input type="checkbox" id="chk_group" value="value5" />Value 5<br />
<input type="checkbox" id="chk_group" value="value6" />Value 6<br /></p>
<p><input type="submit" class="submit" value="Test me!" /></p>
</form>
 <script type="text/javascript">
 function isValidField(value){
 var list=document.getElementById("field1");
 var selectd_items=0;

for(i=0;i<list.length;i++){
if(list[i].selected){
selectd_items++;
}
}
 cbcount =(selectd_items >2) ?  true :  false;
 return cbcount;
 };

                var chk_group = new LiveValidation( 'chk_group', {onlyOnSubmit: true } );
                chk_group.add(Validate.Presence);
                chk_group.add( Validate.Custom, { against: function(value){ return isValidField(value) }, failureMessage: "Try Again" } );


          var automaticOnSubmit = chk_group.form.onsubmit;
          chk_group.form.onsubmit = function(){
              var valid = automaticOnSubmit();
              if(valid)alert('The form is valid!');
            return false;
          }
          </script>
</body>
</html>