Drug Project need validation required

submit by form ::

<form id="confirmCustomerForm" style="margin: 0px;" action="saveCustomerDataInfoLoad.do">
   
    <div id="body_content" style="float:left; width:1000px; margin-top:9px;">
       <table width="100%" border="0" cellpadding="1" cellspacing="1" >
  <tr>
    <td class="txtAllign">Request By ID  :</td>
    <td colspan="4">
    <span><input name="regById" id="regById" type="text" value="" style="width:80px;" placeholder="id" onblur="showUserValue(this.id)" required /></span>    </td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td class="txtAllign">&nbsp;</td>
    <td><input name="areaExecId" id="areaExecId" type="hidden" value="" style=""/></td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td width="13%" class="txtAllign">Name : </td>
    <td width="23%"><input name="name" id="name" type="text" value="" style="width:200px;" /></td>
    <td width="5%">&nbsp;</td>
    <td width="11%" class="txtAllign">Area name :</td>
    <td width="24%"><input name="areaId" id="areaId" type="hidden" value="" style=""/>
    <input name="areaName" id="areaName" type="text" value="" style="width:200px;"/></td>
    <td width="24%">&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">User id : </td>
    <td><input name="userId" id="userId" type="text" value="" style="width:200px;"/></td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">User pass : </td>
    <td><input name="userPass" id="userPass" type="text" value="" style="width:200px;"/></td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">Status : </td>
    <td>
    <select name="status" id="status" onChange="getStatusDetails(this);">
      <option value="S">Stop user</option>
      <option value="N">New user</option>
      <option value="R">Replace user</option>
    </select>    </td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign" id="details_select">Stop Date</td>
    <td> <input name="statusWiseDate" id="statusWiseDate" type="text" placeholder="mm/dd/yyyy" required /></td>
    <td> </td>
    <td class="txtAllign">Previous name :</td>
     <td><span><input name="previousId" id="previousId" type="text" value="" style="width:50px;" placeholder="id" disabled="true"/>&nbsp;</span>
   <span><input name="previousName" id="previousName" type="text" value="" style="width:100px;" placeholder="previous name" disabled="true"/></span></td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">Instruction by : </td>
   <td><span><input name="instructionBy" id="instructionBy" type="text" value="" style="width:50px;" placeholder="id" onblur="showInstructionBy(this.id);" required />&nbsp;</span>
   <span><input name="instructionName" id="instructionName" type="text" value="" style="width:100px;" placeholder="name"/></span></td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">Designation : </td>
    <td><input name="designation" id="designation" type="text" value="" style="width:200px;"/></td>
    <td></td>
    <td class="txtAllign">Instruction Date : </td>
    <td><input name="dateWithTime" id="dateWithTime" type="text" placeholder="mm/dd/yyyy" required/></td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td class="txtAllign">Remarks : </td>
    <td colspan="4"><textarea name="remarks" id="remarks"></textarea></td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
</table>
    <table style="text-align:center; padding-left: 70px;">
    <tr >
         <td><input name="" type="submit" value="save" /></td>
         <td><input name="" type="reset" value="clear"/></td>
         <td><input name="" type="button" value="Exit" onclick="showExit();"/></td>
         <td>
            <a href="#mydiv" rel="facebox"><img src="Script//reportView.png"/></a>
         </td>
      </tr>
    </table>
    </div>
    </form>