title: how to upload a excel sheet using javascript and to validate the contents present in it e.g.timesheet validation
body: <p>i need to create a webpage which will take excel sheet as an input and it should process the data in the excel sheet as mentioned below.</p>
  
  <p>it should be done in an weekly basis,
  it should calculate 6 hours per day which is entered in various rows,
  Is it possible to validate the data present in an excel sheet for a particular date in various rows but in the same column for an amount of 20 persons.
  It should send a mail to the boss with the names of those who are not properly filled their data by adding them in cc..</p>
  
  <p>If it is possible to do kindly tell me how to do..
  Thanks in ADVANCE..</p>