泛微OA表单检查金额为负值js

表单中检查金额是否为负值，js:

<script type="text/javascript">jQuery(document).ready(function(){checkCustomize=function(){if(jQuery("#field9336").val()>0){//正常执行代码return true; }else if(jQuery("#field9336").val()<=0){alert("实际金额不能为负");return false; }};});</script>