function checkPass(){
	 var errFlag = false;
 var errMsg="Error! You must enter the following fields and in the right format:\n";
 errMsg+="___________________________________________________\n\n";
if(updatePasswordForm.new_pwd.value!=updatePasswordForm.retype_new_pwd.value){

 errFlag = true;
 errMsg+="- Please enter the same in both of the fields for the new password and retype-new-password. \n";

}
 if (errFlag == true) {
	  alert(errMsg);
   return false;
  } else {
   return true;
  }


}//close function
/*------------------ Registration Form --------------------- */
function verifyRegistrationForm() {
 var errFlag = false;
 var errMsg="Error! You must enter the following fields and in the right format:\n";
 errMsg+="___________________________________________________\n\n";
 
  //check family name is not empty
  if (isEmpty(registrationForm.firstName.value)) {
   errFlag = true;
   errMsg+="- First Name \n";
   }
  //check given name is not empty
  if (isEmpty(registrationForm.lastName.value)) {
   errFlag = true;
   errMsg+="- Last Name \n";
   }
  
  //check nric is not empty and length is not 9
  if (isEmpty(registrationForm.nric.value) || registrationForm.nric.value.length != 9 ) {
	  errFlag = true;
	  errMsg+="- Please enter Nric \n";
   }

	//if the length is 9, check the 1st char to be either 'S'/'G'/'F'
	//check the middle portion to be number
	//check the the last char to be alphabet
  if (registrationForm.nric.value.length == 9){
	  nricNo = registrationForm.nric.value.toUpperCase();
	  
	  if(nricNo.charAt(0) != "S" && nricNo.charAt(0) != "G" && nricNo.charAt(0) != "F"){
		errFlag = true;
		errMsg+="- Please enter NRIC starting with S/G/F \n";
		}
		
		//check the middle has 7 char and also check it's a number
		if (isNaN(nricNo.substr(1,7)) ){
		errFlag = true;
		errMsg+="- NRIC numbers incorrect \n";
		}
		
		if(!isNaN(nricNo.charAt(8))){
			errFlag = true;
				 errMsg+="- Please enter an alphabet for the last letter \n";
			}
		
}//close outer if

//check address is not empty
  if (isEmpty(registrationForm.address.value)) {
   errFlag = true;
   errMsg+="- Address \n";
   }
   
//check postal code is not empty
  if (isEmpty(registrationForm.postalCode.value) || isNaN(registrationForm.postalCode.value)) {
   errFlag = true;
   errMsg+="- Postal Code \n";
   }
  
  //check home no is not empty
  if (isEmpty(registrationForm.homeNo.value) || isNaN(registrationForm.homeNo.value) ||
	 registrationForm.homeNo.value.length != 8 ) {
   errFlag = true;
   errMsg+="- Home Number \n";
   }
  //check mobile no is not empty
  if (isEmpty(registrationForm.mobileNo.value) || isNaN(registrationForm.mobileNo.value) ||
	 registrationForm.mobileNo.value.length != 8 ) {
	  errFlag = true;
	  errMsg+="- Mobile Number \n";
   }
	var emailID = registrationForm.memberEmail.value;
	if ((emailID==null)||(emailID=="")){
		errFlag = true;
		errMsg+="- Email  \n";
	} else if (mailCheck(emailID)==false){
		errFlag = true;
		errMsg+="- Email  \n";
	}
	
  //check member status is not empty
  if (registrationForm.memberStatus.value==0) {
   errFlag = true;
     errMsg+="- Member Status \n";
   }
  //check payment method is not empty and if payment method is account transfer
  //acc no is not empty
  if (registrationForm.paymentMethod.value==0) {
   errFlag = true;
     errMsg+="- Payment Method \n";
  }
  if(registrationForm.paymentMethod.value == "accTransfer") {
     //check acc no is not empty
     if (isEmpty(registrationForm.accNo.value)) {
		 errFlag = true;
		 errMsg+="- Account Number \n";
   	 }
   } 
  if (errFlag == true) {
	  alert(errMsg);
   return false;
  } else {
   return true;
  }
} // end of verifyRegistrationForm()


/*------------------ function to check email --------------------- */
function mailCheck(str) {

		var at = "@";
		var dot = ".";
		var firstAt = str.indexOf(at);
		var wholeStr = str.length;
		var firstdot = str.indexOf(dot);
		if (firstAt == -1){
		   return false;
		}

		if (firstAt == -1 || firstAt==0 || firstAt==wholeStr){
		   return false;
		}

		if (firstdot == -1 || firstdot == 0 || firstdot == wholeStr){
		    return false;
		}

		 if (str.indexOf(at,(firstAt+1))!=-1){
		    return false;
		 }

		 if (str.substring(firstAt-1,firstAt)==dot || str.substring(firstAt+1,firstAt+2)==dot){
		    return false;
		 }

		 if (str.indexOf(dot,(firstAt+2))==-1){
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    return false;
		 }			
	}
	
	
/*------------------ Submit a Quote --------------------- */
//I name the form as quoteForm
function verifyQuoteForm() {
 var errFlag = false;
  //check quote is not empty
  if (isEmpty(quoteForm.quote.value)) {
   errFlag = true;
   }
  if (errFlag == true) {
   alert("The quote field is empty");
   return false;
  } else {
   return true;
  }
} // end of verifyQuoteForm


/*------------------ Submit a Link -------------------- */
function verifyLinkForm() {
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
 	errMsg+="___________________________________________________\n\n";
	
	if (isEmpty(updateLinksForm.title.value)) {
   		errFlag = true;
		errMsg+="- Link must have a title \n";
   }
	
	if (isEmpty(updateLinksForm.Link.value)) {
   		errFlag = true;
		errMsg+="- Link cannot be empty \n";
   }
	if (updateLinksForm.Link.value.substr(0,7) != "http://" ){
		errFlag = true;
		errMsg+="- Link has to start with http:// \n";
		}

if (errFlag == true) {
	    alert(errMsg);
   		return false;
  	} else {
   			return true;
  	}
}//end of LinkForm
/*------------------ Users' Comments--------------------- */
//I name the form as commentsForm
function verifyCommentsForm() {
 var errFlag = false;
 var errMsg="Error! You must enter the following fields and in the right format:\n";
 errMsg+="___________________________________________________\n\n";
  //check subject is not empty
  if (isEmpty(commentsForm.subject.value)) {
   errFlag = true;
   errMsg+="- Subject  \n";
   }
   
  var emailID = commentsForm.userEmail.value;
   if (mailCheck(emailID)==false){
		errFlag = true;
		errMsg+="- Email  \n";
	}
	
  if (errFlag == true) {
	   alert(errMsg);
   return false;
  } else 
   return true;
}// end of verifyCommentsForm()
/*------------------ News --------------------- */
function verifyUpdateNewsForm() {
 var errFlag = false;
 var errMsg="Error! You must enter the following fields and in the right format:\n";
 errMsg+="___________________________________________________\n\n";
  //check subject is not empty
  if (isEmpty(updateNewsForm.newsTitle.value)) {
   errFlag = true;
   errMsg+="- Title  \n";
   }
   if (isEmpty(updateNewsForm.noOfDays.value) || isNaN(updateNewsForm.noOfDays.value)
	   || updateNewsForm.noOfDays.value<0    ) {
	   errFlag = true;
   	   errMsg+="- Number of days to be displayed must be a positive number  \n";
   }
  if (errFlag == true) {
	   alert(errMsg);
   return false;
  } else 
   return true;
}// end of verifyUpdateNewsForm()

/*------------------ Newsletter--------------------- */
//I name the form as commentsForm
function verifyNewsletterForm() {
 var errFlag = false;
 var errMsg="Error! You must enter the following fields and in the right format:\n";
 errMsg+="___________________________________________________\n\n";
  //check subject is not empty

  var emailID = newslettersForm.userEmail.value;
   if (mailCheck(emailID)==false){
		errFlag = true;
		errMsg+="- Email  \n";
	}
	
  if (errFlag == true) {
	   alert(errMsg);
   return false;
  } else 
   return true;
}// end of verifyNewslettersForm()

/*------------------ Poll Form -------------------- */
function verifyPollForm() {
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
 	errMsg+="___________________________________________________\n\n";
	
	//if user choose to replace poll with new poll den check for missing fields
	if ((pollForm.replaceOrNot[0].checked)==true) {
 		if (isEmpty(pollForm.pollQuestion.value)) {
   			errFlag = true;
   			errMsg+="- Question \n";
   		}
		//check at least 2 options are keyed in
		var counter=4;
		if (isEmpty(pollForm.option1.value)) {
			counter -=1;
		}
		if (isEmpty(pollForm.option2.value)) {
			counter -=1;
		}
		if (isEmpty(pollForm.option3.value)) {
			counter -=1;
		}
		if (isEmpty(pollForm.option4.value)) {
			counter -=1;
		}
		if (counter<2) {
			errFlag = true;
			errMsg+="- At least 2 options have to be keyed in \n";
		}
	
		if (errFlag == true) {
	    	alert(errMsg);
   			return false;
  		} else {
   			return true;
  		}
	} else { //else no need to validate cos just need to remove away current poll
		return true;
	}
	
} //end of verifyPollForm


/*------------------ Poll Voting Form ------------- */
function verifyPollVoteForm() {
	var errFlag = true;
 	var errMsg="Please select one of the options.";
	
	for (var i=0; i<pollVoteForm.pollChoices.length; i++) {
		if (pollVoteForm.pollChoices[i].checked == true) {
			errFlag = false;
			break;
		} else {
			errFlag = true;
		}
	}
	if (errFlag == true) {
	    alert(errMsg);
   		return false;
  	} else {
   			return true;
  	}
} //end of verifyPollVoteForm


/*------------------ Upload Photos Form ------------- */
function verifyUploadPhotosForm() {
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
	errMsg+="___________________________________________________\n\n";
	var checked_value=-1;
	for (var i=0; i<uploadPhotosForm.album.length; i++) {
		if (uploadPhotosForm.album[i].checked == true) {
			errFlag = false;
			checked_value = i;
			break;
		} else {
			errFlag = true;
		}
	}
	if (checked_value==0) { //admin chose to create new album title
		if (isEmpty(uploadPhotosForm.newTitle.value)) {
   			errFlag = true;
   			errMsg+="- New Album Title \n";
   		}
		if (isEmpty(uploadPhotosForm.albumDesc.value)) {
			errFlag = true;
			errMsg+="- Album Description \n";
		}
	} else if (checked_value==1) { //admin chose to select existing album
		if (isEmpty(uploadPhotosForm.albumTitle.value)) {
			errFlag = true;
			errMsg+="- Select an Album Title \n";
		}
	} else { //no radio buttons chose
		errMsg+="- Please select an existing album or create a new one \n";
	}
	if (errFlag == true) {
	    	alert(errMsg);
   			return false;
  	} else {
   			return true;
  	}
} //end of verifyUploadPhotosForm


/*------------------ Upload Video Form ------------- */
function verifyUploadVideoForm() {
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
	errMsg+="___________________________________________________\n\n";
	if (isEmpty(uploadVideoForm.videoTitle.value)) {
			errFlag = true;
			errMsg+="- Video title \n";
		}
		if (isEmpty(uploadVideoForm.videoDesc.value)) {
			errFlag = true;
			errMsg+="- Video description \n";
		}
	if (errFlag == true) {
	    	alert(errMsg);
   			return false;
  	} else {
   			return true;
  	}
} //end of verifyUploadVideoForm


/*------------------ Update Newsletters Form ------------- */
function verifyUpdateNewslettersForm() {
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
	errMsg+="___________________________________________________\n\n";
	if (isEmpty(updateNewslettersForm.newsletterTitle.value)) {
		errFlag=true;
		errMsg+="- Newsletter Title \n";
	}
	if (isEmpty(updateNewslettersForm.newsletterDesc.value)) {
		errFlag=true;
		errMsg+="- Newsletter Description \n";
	}
	if (errFlag == true) {
	    	alert(errMsg);
   			return false;
  	} else {
   			return true;
  	}
}// end of verifyUpdateNewslettersForm


/*------------------ Update Articles Form ------------- */
function verifyUpdateArticlesForm() {
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
	errMsg+="___________________________________________________\n\n";
	var checked_value=-1;
	for (var i=0; i<updateArticlesForm.articleUpload.length; i++) {
		if (updateArticlesForm.articleUpload[i].checked==true) {
			checked_value=i;
			errFlag=false;
			break;
		} else {
			errFlag=true;
		}
	}
	if (checked_value==-1) {
		errMsg+="- Select one of the following submission mode \n";
	} else if (checked_value==0) {
		if (isEmpty(updateArticlesForm.url.value)) {
					errFlag=true;
					errMsg+="- Provide a link \n";
		}
	}
	if (isEmpty(updateArticlesForm.category.value)) {
					errFlag=true;
					errMsg+="- Select a Category \n";
	}
	if (isEmpty(updateArticlesForm.articleTitle.value)) {
					errFlag=true;
					errMsg+="- An article title \n";
	}
	
	if (isEmpty(updateArticlesForm.articleDesc.value)) {
					errFlag=true;
					errMsg+="- A brief description of the article \n";
	}
	if (errFlag == true) {
	    	alert(errMsg);
   			return false;
  	} else {
   			return true;
  	}
}//end of verifyUpdateArticlesForm

/*------------------ Users' Comments--------------------- */
//I name the form as updateEvent
function verifyUpdateEvent() {
 	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
 	errMsg+="___________________________________________________\n\n";
 	var start = (updateEvent.startHours.value) + (updateEvent.startMinutes.value);
 	var end = (updateEvent.endHours.value) + (updateEvent.endMinutes.value);	
	var startTime = parseInt(start);
	var endTime = parseInt(end);
	var today = new Date();
	var todayYr = today.getFullYear();
	var todayMth = today.getMonth();
	var todayDay = today.getDate();
	var eventYr = parseInt(updateEvent.eventYear.value);
	var eventMth = parseInt(updateEvent.eventMonth.value);
	var eventDay = parseInt(updateEvent.eventDay.value);
	
  	//check eventTitle is not empty
  	if (isEmpty(updateEvent.eventTitle.value)) {
		errFlag = true;
		errMsg+="- Title \n";
   		}
	//check eventdate is not before current date
	/*if (eventYr == todayYr && eventMth < todayMth){
		//if (){ || (eventMth == todayMth && eventDay < todayDay)){
				errFlag = true;
				errMsg+="- Event Date is before today \n";
			} */
  	//check eventyear is not empty, not a num, more than 4 chars, before current year
  	if (isEmpty(updateEvent.eventYear.value) || isNaN(updateEvent.eventYear.value) || updateEvent.eventYear.value.length != 4 || eventYr < todayYr) {
   		errFlag = true;
   		errMsg+="- Event Date (Year) \n";
		}
  	//check eventmonth is not empty, not a num, more than 2 chars, before current month
  	if (isEmpty(updateEvent.eventMonth.value) || isNaN(updateEvent.eventMonth.value) || updateEvent.eventMonth.value.length != 2 || eventMth > 12) {
   		errFlag = true;
   		errMsg+="- Event Date (Month) \n";
   		}
   	//check location is not empty
  	if (isEmpty(updateEvent.location.value)) {
   		errFlag = true;
   		errMsg+="- Location \n";
   		}
   //check event desc is not empty
  	if (isEmpty(updateEvent.eventDesc.value)) {
   		errFlag = true;
   		errMsg+="- Event Description \n";
   		}
	//add 1200 to time if PM is selected
	if (updateEvent.startAPM.value == "pm" && updateEvent.startHours.value != 12){
		startTime += 1200;
		}
  	if (updateEvent.endAPM.value == "pm" && updateEvent.endHours.value != 12){
	  	endTime += 1200;
		}
	//check that end time is not before start time
	if ((updateEvent.startAPM.value == "pm" && updateEvent.endAPM.value == "am") || (startTime >= endTime)) {
		errFlag = true;
		errMsg+="- End Time is before Start Time \n";
   		}
  	if (errFlag == true) {
		alert(errMsg);
   		return false;
  	} else {
   		return true;
  		}
} // end of verifyUpdateEvent

/*------------------ Users' Comments--------------------- */
//I name the form as updateChapterMeetings
function verifyUpdateChapterMeeting() {
 	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
 	errMsg+="___________________________________________________\n\n";
 	var meetingStart = (updateChapterMeetings.meetingStartHours.value) + (updateChapterMeetings.meetingStartMinutes.value);
 	var meetingEnd = (updateChapterMeetings.meetingEndHours.value) + (updateChapterMeetings.meetingEndMinutes.value);
	var today = new Date();
	var todayYr = today.getFullYear();
	var todayMth = today.getMonth();
	var todayDay = today.getDate();
	var meetingYr = parseInt(updateChapterMeetings.meetingYear.value);
	var meetingMth = parseInt(updateChapterMeetings.meetingMonth.value);
	var meetingDay = parseInt(updateChapterMeetings.meetingDay.value);
	
  	//check meetingTitle is not empty
  	if (isEmpty(updateChapterMeetings.meetingTitle.value)) {
		errFlag = true;
		errMsg+="- Title \n";
   		}
	//check eventdate is not before current date
	/*if (eventYr == todayYr && eventMth < todayMth){
		//if (){ || (eventMth == todayMth && eventDay < todayDay)){
				errFlag = true;
				errMsg+="- Event Date is before today \n";
			} */
  	//check meetingYear is not empty, not a num, more than 4 chars, before current year
  	if (isEmpty(updateChapterMeetings.meetingYear.value) || isNaN(updateChapterMeetings.meetingYear.value) || updateChapterMeetings.meetingYear.value.length != 4 || meetingYr < todayYr) {
   		errFlag = true;
   		errMsg+="- Event Date (Year) \n";
		}
  	//check meetingMonth is not empty, not a num, more than 2 chars, before current month
  	if (isEmpty(updateChapterMeetings.meetingMonth.value) || isNaN(updateChapterMeetings.meetingMonth.value) || updateChapterMeetings.meetingMonth.value.length != 2 || meetingMth > 12) {
   		errFlag = true;
   		errMsg+="- Event Date (Month) \n";
   		}
  	//check meetingDay is not empty, not a num, more than 2 chars, before current date
  	if (isEmpty(updateChapterMeetings.meetingDay.value) || isNaN(updateChapterMeetings.meetingDay.value) || updateChapterMeetings.meetingDay.value.length != 2 || meetingDay > daysOfMonth(meetingMth, meetingYr)) {
   		errFlag = true;
   		errMsg+="- Event Date (Date) \n";
   		}
   	//check location is not empty
  	if (isEmpty(updateChapterMeetings.meetingLocation.value)) {
   		errFlag = true;
   		errMsg+="- Location \n";
   		}
   //check meeting desc is not empty
  	if (isEmpty(updateChapterMeetings.meetingDesc.value)) {
   		errFlag = true;
   		errMsg+="- Event Description \n";
   		}
	//check that end time is not before start time
	if ((updateChapterMeetings.meetingStartAPM.value == "pm" && updateChapterMeetings.meetingEndAPM.value == "am") || (meetingStart >= meetingEnd)) {
		errFlag = true;
		errMsg+="- End Time is before Start Time \n";
   		} 
  	if (errFlag == true) {
		alert(errMsg);
   		return false;
  	} else {
   		return true;
  		} 
} // end of verifyUpdateChapterMeeting

/*------------------ Users' Comments--------------------- */
//I name the form as signUpProj
function verifySignUpProj(){
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
 	errMsg+="___________________________________________________\n\n";
	
	var checkedvalue = -1;
	var mcheckedvalue = -1;
	//check proj or pos is checked
	for (var i=0; i<signUpProj.projOrPos.length; i++) {
		if (signUpProj.projOrPos[i].checked==true) {
			checkedvalue=i;
		}
	}
	//check which manual is checked
	for (var i=0; i<signUpProj.manual.length; i++) {
		if (signUpProj.manual[i].checked==true) {
			mcheckedvalue=i;
		}
	}
	if (checkedvalue==0) {
		if (mcheckedvalue==0) {
			//check if proj number is empty
			if (isEmpty(signUpProj.projNo.value)){
				errFlag = true;
				errMsg+="- Project Number \n";
			}
   		} else if (mcheckedvalue==1){
			//check if advanced manual is empty
			if (isEmpty(signUpProj.advManual.value)){
				errFlag = true;
				errMsg+="- Advanced Manuals \n";
			}
			//check if advanced speech number is empty
			if (isEmpty(signUpProj.advSpeeches.value)){
				errFlag = true;
				errMsg+="- Speech Number of the Manual \n";
			}
		}
   	} else if (checkedvalue==1){
			//check if pos available is empty
			if (isEmpty(signUpProj.available.value)){
			errFlag = true;
			errMsg+="- Position available \n";
			}	
	}
		
	if (errFlag == true) {
		alert(errMsg);
   		return false;
  	} else {
   		return true;
  		}	
	}//end of verifySignUpProj
	
/*------------------ Users' Comments--------------------- */
//I name the form as signUpProj
function verifyAdminSignUpProj(){
	var errFlag = false;
 	var errMsg="Error! You must enter the following fields and in the right format:\n";
 	errMsg+="___________________________________________________\n\n";
	
	//check if name is empty
	if (isEmpty(adminSignUpProj.name.value)){
			errFlag = true;
			errMsg+="- Name of member/guest \n";
	}
	var checkedvalue = -1;
	var mcheckedvalue = -1;
	//check proj or pos is checked
	for (var i=0; i<adminSignUpProj.projOrPos.length; i++) {
		if (adminSignUpProj.projOrPos[i].checked==true) {
			checkedvalue=i;
		}
	}
	//check which manual is checked
	for (var i=0; i<adminSignUpProj.manual.length; i++) {
		if (adminSignUpProj.manual[i].checked==true) {
			mcheckedvalue=i;
		}
	}
	if (checkedvalue==0) {
		if (mcheckedvalue==0) {
			//check if proj number is empty
			if (isEmpty(adminSignUpProj.projNo.value)){
				errFlag = true;
				errMsg+="- Project Number \n";
			}
   		} else if (mcheckedvalue==1){
			//check if advanced manual is empty
			if (isEmpty(adminSignUpProj.advManual.value)){
				errFlag = true;
				errMsg+="- Advanced Manuals \n";
			}
			//check if advanced manual speech number is empty
			if (isEmpty(adminSignUpProj.advSpeeches.value)){
				errFlag = true;
				errMsg+="- Speech Number of the Manual \n";
			}
		}
   	} else if (checkedvalue==1){
			//check if pos available is empty
			if (isEmpty(adminSignUpProj.available.value)){
			errFlag = true;
			errMsg+="- Position available \n";
			}	
	}
		
	if (errFlag == true) {
		alert(errMsg);
   		return false;
  	} else {
   		return true;
  		}	
	}//end of verifyAdminSignUpProj

/*------------------Check date----------------------*/
function daysOfMonth(month, year){
	var days = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
	if (month != 02){
		return days[month-1];
		}
	if (month == 02){
		return leapYear(year);
		}
	}
	
/*-----------------Leap year-----------------------*/
function leapYear(year){
    if ((year % 4) == 0) {
        if ((year % 100) == 0) {
            if ((year % 400) == 0) {
                return(29);
            } else {
                return(28);
            }
        } else {
            return(29);
        }
    } else {
        return(28);
    }
}

/*------------------ Is Empty --------------------- */
function isEmpty(value) {
 if (value=="") {
  return true;
 } else {
  return false;
   }
 }
/*------------------ Confirm delete album --------------------- */ 
function confirmDeleteAlbum() {
if (confirm("Are you sure you want delete this album?")) {
 return true;
 } else {
  return false;
  }
}
 
/*------------------ Confirm reset --------------------- */ 
function confirmReset() {
if (confirm("Are you sure you want to clear the form?")) {
 return true;
 } else {
  return false;
  }
}

/*------------------ Confirm delete --------------------- */ 
function confirmDelete() {
if (confirm("Are you sure you want to delete it?")) {
 return true;
 } else {
  return false;
  }
}

/*------------------ Confirm replace poll --------------------- */ 
function confirmReplace() {
if (confirm("Are you sure you want to replace current poll?")) {
 return true;
 } else {
  return false;
  }
}

/*------------------ Confirm delete video --------------------- */ 
function confirmDeleteVideo() {
if (confirm("Are you sure you want delete this video?")) {
 return true;
 } else {
  return false;
  }
}

/*------------------ Confirm delete article--------------------- */ 
function confirmDeleteArticle() {
if (confirm("Are you sure you want delete this article?")) {
 return true;
 } else {
  return false;
  }
}

/*------------------ Confirm delete newsletter--------------------- */ 
function confirmDeleteNewsletter() {
if (confirm("Are you sure you want delete this newsletter?")) {
 return true;
 } else {
  return false;
  }
}