$(document).ready(function(){

	/* INPUT FOCUS */
	$('.site-form input,.site-form textarea,.site-form select').focus(function(){ $(this).addClass('focus'); });
	$('.site-form input,.site-form textarea,.site-form select').blur(function(){ $(this).removeClass('focus'); });

	/* FORM SUBMITTED TO SERVER */
	$('.site-form abbr.form-error').each(function(){

		label = $(this).parent(); //grab label object
		id = label.attr('for');
		input = $('#'+id); //grab input object
		input_match = $('[title='+input.attr('title')+']').not(input);

		if($(this).hasClass('nonempty')){ validateEmptyFields(true,input); }
		if($(this).hasClass('match')){ validateMatchingFields(true,input,input_match); }
		if($(this).hasClass('email')){ validateEmailAddress(true,input); }

	}); //close each

});

/*VALIDATE FORM*/

function validateForm(form){
	resetFormErrors();
	var errors = false;
	var label = '';
	var input = '';
	
	//cycle required fields
	$('.site-form abbr.required').each(function(){
		label = $(this).parent(); //grab label object
		id = label.attr('for');
		input = $('#'+id); //grab input object
		input_match = $('[title='+input.attr('title')+']').not(input);
		
		if($(this).hasClass('nonempty')){ errors = validateEmptyFields(errors,input); }
		if($(this).hasClass('match')){ errors = validateMatchingFields(errors,input,input_match); }
		if($(this).hasClass('email')){ errors = validateEmailAddress(errors,input); }
	});
	//alert(errors);
	if(errors){	return false; } 
	else {return true; }
}

function resetFormErrors(){
	$('abbr,label,.item').removeClass('form-error');
	$('span.form-error').remove();
	$('input,select,textarea').removeClass('error-display'); //prevent multiple error displays on same element
	window.focused = false; //remove true
}
function errorMessage(input,message){
	if(!input.hasClass('error-display')){ //prevent multiple error displays on same element
		input.addClass('error-display'); //prevent displaying error twice
		input.parent().addClass('form-error');
		input.parent().children('label').children('abbr').addClass('form-error');
		input.parent().children('label').append(' <span class="form-error"><span></span>'+ message +'</span>');
	}
	if(!window.focused){ input.focus(); window.focused = true; } //focused on first error
	return true;
}
function errorItemRemove(input){
	$(input).parent().removeClass('form-error');
	$(input).parent().children('label').children('abbr').removeClass('form-error');
	$(input).parent().children('label').children('span.form-error').remove();
}

function validateEmptyFields(errors,input){
	if(input.val() =='' && !$(this).hasClass('email')){
		errors = errorMessage($(input),'Please correct input'); //apply error message
		input.bind("keydown",function(){
			errorItemRemove($(this));
		}); //remove error message while being corrected
	}
	return errors;
}
function validateMatchingFields(errors,input,input_match){
	if((input.val() != input_match.val()) && $(this).hasClass('match')){
		errors = errorMessage($(input),'Inputs did not match'); //apply error message
		
		input.bind("keyup",function(){										  
			//remove error message while being corrected
			if($(this).val() == $('[title='+$(this).attr('title')+']').not($(this)).val()){
				errorItemRemove($(this));
				errorItemRemove($('[title='+$(this).attr('title')+']').not($(this)));
			}
		});
	}
	return errors;
}
function validateEmailAddress(errors,input){
	var pattern = new RegExp(/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i);  
	if(!pattern.test( input.val() )){
		errors = errorMessage($(input),'Please correct address format'); //apply error message
		input.bind("keydown",function(){
			//remove error message while being corrected
			if(pattern.test( $(this).val() )){
				errorItemRemove($(this));
			}
		}); //remove error message while being corrected
	}
	return errors;
}
/*VALIDATE FORM*/