diff --git a/application/helpers/qanda_helper.php b/application/helpers/qanda_helper.php
index f7b832a433a..fd5869acb47 100644
--- a/application/helpers/qanda_helper.php
+++ b/application/helpers/qanda_helper.php
@@ -2387,16 +2387,14 @@ function do_multiplechoice($ia)
         }
         $answer .= $startitem;
         $answer .= $hiddenfield.'
-        <input class="checkbox other-checkbox" type="checkbox" name="'.$myfname.'cbox" alt="'.$clang->gT('Other').'" id="answer'.$myfname.'cbox"';
+        <input class="checkbox other-checkbox" style="visibility:hidden" type="checkbox" name="'.$myfname.'cbox" alt="'.$clang->gT('Other').'" id="answer'.$myfname.'cbox"';
         // othercbox can be not display, because only input text goes to database
 
         if (isset($_SESSION['survey_'.Yii::app()->getConfig('surveyID')][$myfname]) && trim($_SESSION['survey_'.Yii::app()->getConfig('surveyID')][$myfname])!='')
         {
             $answer .= CHECKED;
         }
-        $answer .= " onclick='cancelBubbleThis(event);if(this.checked===false){ document.getElementById(\"answer$myfname\").value=\"\"; document.getElementById(\"java$myfname\").value=\"\"; $checkconditionFunction(\"\", \"$myfname\", \"text\"); }";
-        $answer .= " if(this.checked===true) { document.getElementById(\"answer$myfname\").focus(); }; LEMflagMandOther(\"$myfname\",this.checked);";
-        $answer .= "' />
+        $answer .= " />
         <label for=\"answer$myfname\" class=\"answertext\">".$othertext."</label>
         <input class=\"text ".$kpclass."\" type=\"text\" name=\"$myfname\" id=\"answer$myfname\" value=\"";
         if (isset($_SESSION['survey_'.Yii::app()->getConfig('surveyID')][$myfname]))
@@ -2408,11 +2406,15 @@ function do_multiplechoice($ia)
             }
             $answer .= htmlspecialchars($dispVal,ENT_QUOTES);
         }
-#        $answer .= "\" onkeyup='if ($.trim(this.value)!=\"\") { \$(\"#answer{$myfname}cbox\").attr(\"checked\",\"checked\"); } else { \$(\"#answer{$myfname}cbox\").attr(\"checked\",\"\"); }; $(\"#java{$myfname}\").val(this.value);$oth_checkconditionFunction(this.value, this.name, this.type); LEMflagMandOther(\"$myfname\",\$(\"#answer{$myfname}cbox\").attr(\"checked\"));'/>";
         $answer .="\" />";
         $answer .="<script type='text/javascript'>\n";
-        $answer .="$('#answer{$myfname}').bind('keyup blur',function(){\n";
-        $answer .= " if ($.trim($(this).val())!=\"\") { \$(\"#answer{$myfname}cbox\").attr(\"checked\",true); } else { \$(\"#answer{$myfname}cbox\").attr(\"checked\",false); }; $(\"#java{$myfname}\").val($(this).val());$oth_checkconditionFunction(this.value, this.name, this.type); LEMflagMandOther(\"$myfname\",\$(\"#answer{$myfname}cbox\").attr(\"checked\"));\n";
+        $answer .="$('#answer{$myfname}cbox').css('visibility','');";
+        $answer .="$('#answer{$myfname}').bind('keyup focusout',function(event){\n";
+        $answer .= " if ($.trim($(this).val()).length>0) { $(\"#answer{$myfname}cbox\").attr(\"checked\",true); } else { \$(\"#answer{$myfname}cbox\").attr(\"checked\",false); }; $(\"#java{$myfname}\").val($(this).val());LEMflagMandOther(\"$myfname\",$('#answer{$myfname}cbox').is(\":checked\")); $oth_checkconditionFunction(this.value, this.name, this.type); \n";
+        $answer .="});\n";
+        $answer .="$('#answer{$myfname}cbox').click(function(event){\n";
+        $answer .= " //if (($(this)).is(':checked')) { $(\"#answer{$myfname}\").focus(); } else { $(\"#answer{$myfname}\").val('');{$checkconditionFunction}(\"\", \"{$myfname}\", \"text\"); }; return true;\n";
+        $answer .= " if (($(this)).is(':checked') && $.trim($(\"#answer{$myfname}\").val()).length==0) { $(\"#answer{$myfname}\").focus();LEMflagMandOther(\"$myfname\",true);return false; } else {  $(\"#answer{$myfname}\").val('');{$checkconditionFunction}(\"\", \"{$myfname}\", \"text\");LEMflagMandOther(\"$myfname\",false); return true; }; \n";
         $answer .="});\n";
         $answer .="</script>\n";
         $answer .= '<input type="hidden" name="java'.$myfname.'" id="java'.$myfname.'" value="';