$(document).ready(function(){
	//global vars
	var form = $("#form");
	var articles_title = $("#articles_title");
	

	//On blur
	articles_title.blur(validateTitle);

	//On key press
	articles_title.keyup(validateTitle);

	//On Submitting
	form.submit(function(){
		
			if(validateTitle())
			return true
		else
			return false;
	});
		
	function validateTitle(){
		//it's NOT valid
		if(articles_title.val().length < 5){
			articles_title.addClass("error");
			return false;
		}
		//it's valid
		else{			
			articles_title.removeClass("error");
			return true;
		}
	}

});