$(document).ready(function(){
	$("#cv-upload, #portfolio-field, #uni-field").hide();
	$("#nature").change(function(){
		var selected = $("#nature option:selected").attr("value");
		if (selected == "employment") {
			$("#uni-field").slideUp();
			$("#portfolio-field").slideDown();
			$("#cv-upload").slideDown();
		} else if (selected == "placement") {
			$("#uni-field").slideDown();
			$("#portfolio-field").slideDown();
			$("#cv-upload").slideDown();
		} else {
			$("#uni-field").slideUp();
			$("#portfolio-field").slideUp();
			$("#cv-upload").slideUp();
		}
	});
		
});