// JavaScript Document
$(document).ready(function(){
	//global vars
	var form = $("#form");
	var email = $("#email");
	var name = $("#name");
	var last = $("#last");
	var subject = $("#subject");
	var comments = $("#comments");


	//On Submitting
	form.submit(function(){
		if(validateEmail() && validateName() && validateLast() && validateSubject() && validateComments())
			return true
		else
			return false;
    });
        
        
        	function validateEmail(){
		//testing regular expression
		var a = $("#email").val();
		var filter = /^[a-zA-Z0-9]+[a-zA-Z0-9_.-]+[a-zA-Z0-9_-]+@[a-zA-Z0-9]+[a-zA-Z0-9.-]+[a-zA-Z0-9]+.[a-z]{2,4}$/;
		//if it's valid email
		if(filter.test(a)){  
			return true;
		}
		else{
			alert('Please use a valid Email Address');
			return false;
		}
	}
	
	
	  function validateName(){

		//if it's NOT valid

		if(name.val().length < 3){

			alert('Please use a valid name');

			return false;

		}

		//if it's valid

		else{

			return true;

		}

	}
	
	
	
	  function validateLast(){

		//if it's NOT valid

		if(last.val().length < 3){

			alert('Please use a valid Last Name');

			return false;

		}

		//if it's valid

		else{

			return true;

		}

	}
	
	  function validateSubject(){

		//if it's NOT valid

		if(subject.val().length < 3){

			alert('Please use a valid Subject');

			return false;

		}

		//if it's valid

		else{

			return true;

		}

	}
	
	  function validateComments(){

		//if it's NOT valid

		if(comments.val().length < 3){

			alert('Please use a valid Comments');

			return false;

		}

		//if it's valid

		else{

			return true;

		}

	}

          
        
});