$(function(){		
		
	$("#submit_btn").click(check_form);

});

function check_form() {
	
	var error = false;
	

	if($('#first_last_name').val().length <3){
		$('#err_first_last_name').show();
		error=1	
	}else{
		$('#err_first_last_name').hide();
	}
	
	var email = jQuery.trim($('#ct_email').val());
	var reg = /^[-a-zA-Z0-9._]+@[-a-zA-Z0-9]+(\.[-a-zA-Z0-9]+)*(\.[a-z]{2,4})$/;
	if(email.length > 0 && !reg.test(email)){
		$('#err_ct_email').show();
		error=1;
	}else{
		$('#err_ct_email').hide();
	}
	
	var phone = $('#ct_phone').val();
	var reg = /^[\d\s+\-]{1,}$/;
	if(phone.length > 0 && !reg.test(phone)){
		$('#err_ct_phone').show();
		error=1;
	}else{
		$('#err_ct_phone').hide();
	}	
	
	
	if(email.length == 0 && phone.length == 0){
		$('#err_contact_info').show();
		error=1;
	}else{
		$('#err_contact_info').hide();
	}
	

	if($('#ct_message').val().length <=5){
		$('#err_ct_message').show();
		error=1;	
	}else{
		$('#err_ct_message').hide();
	}
	
	
	if ($('#ct_subject')[0].selectedIndex==0) {
		error=1;
		$('#err_ct_subject').show();
	}else{
		$('#err_ct_subject').hide();
	}

	
	if(error) return false;
};