function sendEmail() {
var ss = SpreadsheetApp.getActiveSpreadsheet()
var sheet1=ss.getSheetByName('Form responses 1');
var sheet2=ss.getSheetByName('Clearances');
var subject = sheet2.getRange(2,7).getValue();
var n=sheet1.getLastRow();
for (var i = 2; i < n+1 ; i++ ) {
var emailAddress=sheet1.getRange(i,2).getValue();
var name=sheet1.getRange(i,3).getValue();
var details=sheet1.getRange(i,5).getValue();
var title=sheet1.getRange(i,6).getValue();
var link=sheet1.getRange(i,7).getValue();
var urgent=sheet1.getRange(i,9).getValue();
var clearance_date=sheet2.getRange(i,45).getValue();
var casenumber=sheet2.getRange(i,15).getValue();
var poclearancedate=sheet2.getRange(i,6).getValue();
var datereceived=sheet2.getRange(i,4).getValue();
var team=sheet2.getRange(i,41).getValue();
var teamEmail=sheet2.getRange(i,42).getValue();
var emailSent=sheet1.getRange(i,14).getValue();
if ( !(emailSent == 'EMAIL_SENT')){
var subject="The PO Received Your Clearance/Approval Request!";
var message = "Dear " + name + "," + "<br><br>"+
"The Program Office has received your clearance/approval request with the following details:" + "<br><br>"+
"Date Received in PO: " + datereceived + "<br><br>"+
"Your case number is: " + casenumber + "<br><br>"+
"Requested clearance date: " + clearance_date + "<br><br>"+
"PO standard clearance date: " + poclearancedate + "<br><br>"+
"Type of Clearance/Approval Requested: " + details + "<br><br>"+
"Title of the document/correspondence: " + title + "<br><br>"+
"Link to document or folder: " + link + "<br><br>"+
"Urgent: " + urgent + "<br><br>"+
"Your request has been assigned to: "+team+ "<br><br>"+
"You may contact the team: "+teamEmail+ "<br><br>"+
"You can track the status of your clearance at: " + tracker + "<br><br>"+
"Regards,"+ "<br><br>"+
"Program Office"+ "<br><br>";
GmailApp.sendEmail(emailAddress, subject, "",{htmlBody:message});
sheet1.getRange(i, 14).setValue('EMAIL_SENT')
}
}
}