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<c:if test="${not empty dataValue}">
      fm.SAMPLING_DATE.value=" <c:out value='${dataValue.SAMPLING_DATE}'/>";
      fm.DATE_TIME.value=" <c:out value='${dataValue.DATE_TIME}'/>"; 
      fm.O_DENSITY.value=" <c:out value='${dataValue.O_DENSITY}'/>";   
      fm.O_CHROMA.value=" <c:out value='${dataValue.O_CHROMA}'/>";
      fm.O_QSOLIDS.value=" <c:out value='${dataValue.O_QSOLIDS}'/>";
      fm.O_PHVALUE.value=" <c:out value='${dataValue.O_PHVALUE}'/>";
</c:if>
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<c:if test="${dataValue!=null}">

</c:if>
<c:if test="${dataValue==null}">
<script>
    alert("ûÓвéѯµ½ÄúÒªµÄÄÚÈÝ£¡");
</script>
</c:if>

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