function checkBlockKeyword(cover_letter){
	var return_result;
	return_result = true;
	
	cover_letter = cover_letter.toLowerCase();
	
	if (cover_letter.indexOf('jobsdb') >= 0){ return_result = false; } if (cover_letter.indexOf('recruit.com') >= 0){ return_result = false; } if (cover_letter.indexOf('classifiedpost') >= 0){ return_result = false; } if (cover_letter.indexOf('gohour') >= 0){ return_result = false; } if (cover_letter.indexOf('smartjob') >= 0){ return_result = false; } if (cover_letter.indexOf('jiujik') >= 0){ return_result = false; } if (cover_letter.indexOf('jobmarket') >= 0){ return_result = false; } if (cover_letter.indexOf('headlinejobs.hk') >= 0){ return_result = false; } if (cover_letter.indexOf('jobs.gov.hk') >= 0){ return_result = false; } if (cover_letter.indexOf('jump') >= 0){ return_result = false; } if (cover_letter.indexOf('mingpao') >= 0){ return_result = false; } if (cover_letter.indexOf('hkgoodjobs') >= 0){ return_result = false; } if (cover_letter.indexOf('monster') >= 0){ return_result = false; } if (cover_letter.indexOf('a-performers') >= 0){ return_result = false; } 
	if(!return_result){
		return_result = confirm("To secure an interview, please quote the correct name of the recruitment platform (i.e. CTgoodjobs.hk).\n")
	}
	return return_result;
}