Error: Premature end of script headers: process.php

[soulslayer]

I'm no php expert, and I'm having a really hard time nailing this error down. Can someone assist me please?

My form is located here
[a href=\"http://www.kidfriendlypeninsula.com/phpFormGenerator/use/SubmitaReview/form1.html\" target=\"_blank\"]http://www.kidfriendlypeninsula.com/phpFor...view/form1.html[/a]

This is the process.php code

<?php
include("global.inc.php");
$errors=0;
$error="The following errors occured while processing your form input.<ul>";
pt_register('POST','YourName');
pt_register('POST','Cityyoulivein');
pt_register('POST','NumberofGuestsinPartyAdultsandChildren');
pt_register('POST','AgesofChildren');
pt_register('POST','TotalAmountofCheck');
pt_register('POST','NameofRestaurant');
pt_register('POST','City');
pt_register('POST','TimeofVisit');
pt_register('POST','DateofVisit');
pt_register('POST','Cuisine');
pt_register('POST','Entrance');
pt_register('POST','Tables');
pt_register('POST','HighChairsandBoosters');
pt_register('POST','Bathrooms');
pt_register('POST','Timebeforebeingseated');
pt_register('POST','Lengthofwaitformeal');
pt_register('POST','KidsServedfirstsecondoratthesametime');
pt_register('POST','KidsMenu');
pt_register('POST','Crayons');
pt_register('POST','NoiseLevel');
pt_register('POST','NonSmokingAvailable');
pt_register('POST','OfferorprovideKidsCupswithlids');
pt_register('POST','Offerorprovidekidfriendlyappetizers');
pt_register('POST','Kidsfoodservedwarmorhot');
pt_register('POST','VarietyofDessertsavailable');
pt_register('POST','HealthyOptionsforSides');
pt_register('POST','TableHeightAcceptable');
pt_register('POST','BoosterorHighChairavailable');
pt_register('POST','BathromChangingTableavailable');
pt_register('POST','Adequatesizeofstall');
pt_register('POST','AdequateLighting');
pt_register('POST','CleanlinessOverallRating');
pt_register('POST','ServiceOverallRating');
pt_register('POST','AtmosphereRating');
pt_register('POST','DiningExperienceRating');
pt_register('POST','FacilitiesRating');
pt_register('POST','Comments');
$Comments=preg_replace("/(\015\012)|(\015)|(\012)/","&nbsp;<br />", $Comments);pt_register('POST','Wouldyouliketobecontacted');
if($errors==1) echo $error;
else{
$where_form_is="http".($HTTP_SERVER_VARS["HTTPS"]=="on"?"s":"")."://".$SERVER_NAME.strrev(strstr(strrev($PHP_SELF),"/"));
$message="Your Name: ".$YourName."
City you live in: ".$Cityyoulivein."
Number of Guests in Party Adults and Children: ".$NumberofGuestsinPartyAdultsandChildren."
Ages of Children: ".$AgesofChildren."
Total Amount of Check: ".$TotalAmountofCheck."
Name of Restaurant: ".$NameofRestaurant."
City: ".$City."
Time of Visit: ".$TimeofVisit."
Date of Visit: ".$DateofVisit."
Cuisine: ".$Cuisine."
Entrance: ".$Entrance."
Tables: ".$Tables."
High Chairs and Boosters: ".$HighChairsandBoosters."
Bathrooms: ".$Bathrooms."
Time before being seated: ".$Timebeforebeingseated."
Length of wait for meal: ".$Lengthofwaitformeal."
Kids Served first second or at the same time: ".$KidsServedfirstsecondoratthesametime."
Kids Menu: ".$KidsMenu."
Crayons: ".$Crayons."
Noise Level: ".$NoiseLevel."
Non Smoking Available: ".$NonSmokingAvailable."
Offer or provide Kids Cups with lids: ".$OfferorprovideKidsCupswithlids."
Offer or provide kid friendly appetizers: ".$Offerorprovidekidfriendlyappetizers."
Kids food served warm or hot: ".$Kidsfoodservedwarmorhot."
Variety of Desserts available: ".$VarietyofDessertsavailable."
Healthy Options for Sides: ".$HealthyOptionsforSides."
Table Height Acceptable: ".$TableHeightAcceptable."
Booster or High Chair available: ".$BoosterorHighChairavailable."
Bathrom Changing Table available: ".$BathromChangingTableavailable."
Adequate size of stall: ".$Adequatesizeofstall."
Adequate Lighting: ".$AdequateLighting."
Cleanliness Overall Rating: ".$CleanlinessOverallRating."
Service Overall Rating: ".$ServiceOverallRating."
Atmosphere Rating: ".$AtmosphereRating."
Dining Experience Rating: ".$DiningExperienceRating."
Facilities Rating: ".$FacilitiesRating."
Comments: ".$Comments."
Would you like to be contacted: ".$Wouldyouliketobecontacted."
";
$message = stripslashes($message);
mail("admin@kidfriendlypeninsula.com","Form Submitted at your website",$message,"From: phpFormGenerator");

header("Refresh: 0;url=http://www.kidfriendlypeninsula.com/thanks.htm");
?><?php
}
?>


I have no clue what's causing this? Can anyone point me in the right direction?

Thanks so much in advance.....