$(document).ready(function(){
	$("#validate").validate();
	$(".otherdepartment").css("display","none");
	$("#department").change(onSelectChange);
});

function onSelectChange(){  
	var selected = $("#department option:selected").text();       
	if(selected == "Other (please specify)"){
		$(".otherdepartment").css("display","block");
	}else{
		$(".otherdepartment").css("display","none");
	}
}