// prepare the form when the DOM is ready 
$(document).ready(function() { 
	
   var options0 = { 
      beforeSubmit: gm_formvalidate0,  
      success:      gm_showResponse
   };
   $('#recommendUsForm').ajaxForm(options0);
}); 

// pre-submit callback 
function gm_formvalidate0(formData, jqForm) {
   var error = false;
   var error_message = '';
   
   var fname = $("#ru_name").fieldValue();
   if (!validateRequired(fname,"")) { 
      $("#ru_name").addClass("gm_err_field"); 
      if (error == false) { $("#name").focus(); error = true; }
      error_message = error_message + "<strong>Your Name</strong> field must be filled out.<br />";
   } else { $("#ru_name").removeClass("gm_err_field"); }
   var femail = $("#ru_email").fieldValue();
   if (!validateRequired(femail,"") || !validateEmail(femail)) { 
      $("#ru_email").addClass("gm_err_field"); 
      if (error == false) { $("#email").focus(); error = true; }
      error_message = error_message + "<strong>Your Email</strong> field must be filled out, please enter a valid email.<br />";
   } else { $("#ru_email").removeClass("gm_err_field"); }
   if (error == true) { $("#ru_submissionResultCell").show(); $('#ru_submissionResultCell').html(error_message); return false; } else {  $('#ru_submissionResultCell').html(""); $("#ru_submissionResultCell").hide(); $('div.formElementCell').block('<div class="ajax_activity">Please wait...</div>', { border: '2px solid #a00'}); return true; }
} 
// post-submit callback 
function gm_showResponse(responseText, statusText)  { eval(responseText); $('div.formElementCell').unblock(); } 


/* VALIDATION FUNCTIONS */
function validateRequired(fieldValue,ignoreValue) { if (fieldValue == "" || fieldValue == ignoreValue ) { return false; } else { return true; }}
		
function validateEmail(fieldValue, fieldObj) {
	if (fieldValue == "") return true;
	return /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(fieldValue);
}
function validateNumber(fieldValue, fieldObj) {
	if (fieldValue == "") return true;
	/*
	return (parseFloat(val,10)==(fieldValue*1));
	return (!isNaN(fieldValue) && !/^\s+$/.test(fieldValue));
	*/
	return /^-?(?:\d+|\d{1,3}(?:,\d{3})+)(?:\.\d+)?$/.test(fieldValue);
}	
function validateDigit(fieldValue, fieldObj) {
	if (fieldValue == "") return true;
	return !/[^\d]/.test(fieldValue);
}	
function validateAlphanum(fieldValue, fieldObj) {
	if (fieldValue == "") return true;
	return !/\W/.test(fieldValue);
}


/*
$().ajaxSend($.blockUI).ajaxStop($.unblockUI);
*/



$(document).ready(function(){	
// cache the embedded content used as message 
    var formElement = $('#recommendUsCell');

    $('.recommendus_trigger').click(function() { 
        $.blockUI(formElement, { width: '380px', top:'20%', left:'40%' }); 
	return false;
    });

    $('#ru_close_form').click($.unblockUI); 
}); 

function alertdefault(page){
	alert('Your friend recommended that you visit the following page on our website: '+ page);
}