blank page on my php

Hi

i have a page i done in dreamweaver right and it works fine on the testing server but when i upload it live its a blank page on my web page any ideas to why?

i done a form with the dreamweaver ext called security assist from "webassist"

this is the php code it done for me so i say works fine untill i up load it my host said its PHP v5.2.14 is used on the server

[PHP]

<?php
@session_start();
?>
<?php require_once('Connections/any.php');?>
<?php require_once("webassist/form_validations/wavt_scripts_php.php"); ?>
<?php require_once("webassist/form_validations/wavt_validatedform_php.php"); ?>
<?php require_once( "webassist/security_assist/helper_php.php" ); ?>
<?php
if ((isset($_POST["LogIn_submit"])&&(!isset($_POST["Log_In_group_Remember_my_information"])) && $_POST["LogIn_submit"] != "")) {
setcookie("RememberMePWD", "", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(!isset($_POST["Log_In_group_Remember_my_information"])) && $_POST["LogIn_submit"] != "")) {
setcookie("RememberMeUN", "", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(isset($_POST["Log_In_group_Remember_my_information"])) && $_POST["Log_In_group_Remember_my_information"] != "")) {
setcookie("RememberMePWD", "".((isset($_POST["Log_In_group_Password"]))?$_POST["Log_In_group_Password"]:"") ."", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(isset($_POST["Log_In_group_Remember_my_information"])) && $_POST["Log_In_group_Remember_my_information"] != "")) {
setcookie("RememberMeUN", "".((isset($_POST["Log_In_group_Email"]))?$_POST["Log_In_group_Email"]:"") ."", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(!isset($_POST["Log_In_group_Log_me_in_automatically"])) && $_POST["LogIn_submit"] != "")) {
setcookie("AutoLoginPWD", "", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(!isset($_POST["Log_In_group_Log_me_in_automatically"])) && $_POST["LogIn_submit"] != "")) {
setcookie("AutoLoginUN", "", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(isset($_POST["Log_In_group_Log_me_in_automatically"])) && $_POST["Log_In_group_Log_me_in_automatically"] != "")) {
setcookie("AutoLoginPWD", "".((isset($_POST["Log_In_group_Password"]))?$_POST["Log_In_group_Password"]:"") ."", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if ((isset($_POST["LogIn_submit"])&&(isset($_POST["Log_In_group_Log_me_in_automatically"])) && $_POST["Log_In_group_Log_me_in_automatically"] != "")) {
setcookie("AutoLoginUN", "".((isset($_POST["Log_In_group_Email"]))?$_POST["Log_In_group_Email"]:"") ."", time()+(60*60*24*30), "/", "", 0);
}
?>
<?php
if($_SERVER["REQUEST_METHOD"] == "POST"){
$WA_Auth_Parameter = array(
"connection" => $any,
"database" => $database_any,
"tableName" => "users",
"columns" => explode($WA_Auth_Separator,"UserEmail".$WA_Auth_Separator."UserPassword"),
"columnValues" => explode($WA_Auth_Separator,"".((isset($_POST["Log_In_group_Email"]))?$_POST["Log_In_group_Email"]:"") ."".$WA_Auth_Separator."".((isset($_POST["Log_In_group_Password"]))?$_POST["Log_In_group_Password"]:"") .""),
"columnTypes" => explode($WA_Auth_Separator,"text".$WA_Auth_Separator."text"),
"sessionColumns" => explode($WA_Auth_Separator,"UserID"),
"sessionNames" => explode($WA_Auth_Separator,"SecurityAssist_UserID"),
"successRedirect" => "login.php?loggedIn=1",
"failRedirect" => "login.php?failedLogin=1",
"gotoPreviousURL" => TRUE,
"keepQueryString" => TRUE
);

WA_AuthenticateUser($WA_Auth_Parameter);
}
?>
<?php
if((((isset($_SESSION["SecurityAssist_UserID"]) && $_SESSION["SecurityAssist_UserID"] != "")?"LoggedIn":"") == "")&&(((isset($_COOKIE["AutoLoginUN"]))?$_COOKIE["AutoLoginUN"]:"") != "")&&(((isset($_COOKIE["AutoLoginPWD"]))?$_COOKIE["AutoLoginPWD"]:"") != "")){
$WA_Auth_Parameter = array(
"connection" => $any,
"database" => $database_any,
"tableName" => "users",
"columns" => explode($WA_Auth_Separator,"UserEmail".$WA_Auth_Separator."UserPassword"),
"columnValues" => explode($WA_Auth_Separator,"".((isset($_COOKIE["AutoLoginUN"]))?$_COOKIE["AutoLoginUN"]:"") ."".$WA_Auth_Separator."".((isset($_COOKIE["AutoLoginPWD"]))?$_COOKIE["AutoLoginPWD"]:"") .""),
"columnTypes" => explode($WA_Auth_Separator,"text".$WA_Auth_Separator."text"),
"sessionColumns" => explode($WA_Auth_Separator,"UserID"),
"sessionNames" => explode($WA_Auth_Separator,"SecurityAssist_UserID"),
"successRedirect" => "",
"failRedirect" => "",
"gotoPreviousURL" => TRUE,
"keepQueryString" => TRUE
);

WA_AuthenticateUser($WA_Auth_Parameter);
}
?>
<?php
if (isset($_POST["LogIn_submit"])) {
$WAFV_Redirect = "".(htmlentities($_SERVER["PHP_SELF"], ENT_QUOTES)) ."?invalid=true";
$_SESSION = "";
if ($WAFV_Redirect == "") {
$WAFV_Redirect = $_SERVER["PHP_SELF"];
}
$WAFV_Errors = "";
$WAFV_Errors .= WAValidateEM((isset($_POST["Log_In_group_Email"])?$_POST["Log_In_group_Email"]:"") . "",true,1);
$WAFV_Errors .= WAValidateRQ((isset($_POST["Log_In_group_Password"])?$_POST["Log_In_group_Password"]:"") . "",true,2);
$WAFV_Errors .= WAValidateEL((isset($_POST["Log_In_group_Password"])?$_POST["Log_In_group_Password"]:"") . "",6,500,true,3);

if ($WAFV_Errors != "") {
PostResult($WAFV_Redirect,$WAFV_Errors,"login");
}
}
?>


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"&gt;
<html xmlns="http://www.w3.org/1999/xhtml"&gt;
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<link href="main.css" rel="stylesheet" type="text/css" />
<script src="webassist/progress_bar/jquery-blockui-formprocessing.js" type="text/javascript"></script>
<link href="SpryAssets/SpryValidationTextField.css" rel="stylesheet" type="text/css">
<script src="SpryAssets/SpryValidationTextField.js" type="text/javascript"></script>
<script src="webassist/forms/wa_servervalidation.js" type="text/javascript"></script>
<link href="SpryAssets/SpryValidationPassword.css" rel="stylesheet" type="text/css">
<script src="SpryAssets/SpryValidationPassword.js" type="text/javascript"></script>
<link href="webassist/forms/fd_basic_default.css" rel="stylesheet" type="text/css">


</head>

<body>


<div id="wrap">

<div id="head">
<img src="images/head.jpg" width="920" height="150" />
</div>
<div id="nav">

<a href="index.html">Home</a>
<a href="design.html">Design</a>
<a href="#">about</a>
<a href="registration.php">Reg</a>
<a href="members.php">Members</a>
<a href="#">Contact</a>
<a href="login.php">login</a>

</div>

<div id="body">


<div id="log_in">


<?php if(WA_Auth_RulePasses("Validated form")){ // Begin Show Region ?>
<p>Invalid username or password</p>
<?php } // End Show Region ?>
<?php if(WA_Auth_RulePasses("Log in success")){ // Begin Show Region ?>
<p>You have been logged in</p>
<?php } // End Show Region ?>
<?php if(WA_Auth_RulePasses("Failed log in")){ // Begin Show Region ?>
<p>Invalid username or password</p>
<?php } // End Show Region ?>
<?php if(WA_Auth_RulePasses("Emailed password")){ // Begin Show Region ?>
<p>Password information emailed, please check your inbox</p>
<?php } // End Show Region ?>
<?php if(WA_Auth_RulePasses("Successful update")){ // Begin Show Region ?>
<p>Registration completed successfully, please log in to access the site</p>
<?php } // End Show Region ?>
<div id="LogInContainer" class="WAATK">
<div id="LogIn_Basic_Default_ProgressWrapper">
<form class="Basic_Default" id="LogIn_Basic_Default" name="LogIn_Basic_Default" method="post" action="<?php echo (htmlentities($_SERVER["PHP_SELF"], ENT_QUOTES)); ?>">
<!--
WebAssist CSS Form Builder - Form v1
CC: Log In
CP: Default
TC: Basic
TP: Default
-->
<fieldset class="Basic_Default" id="Log_In">
<legend class="groupHeader">Log In</legend>
<span class="fieldsetDescription"> Required * </span>
<div class="lineGroup">
<label for="Log_In_group_Email" class="sublabel" > Email:<span class="requiredIndicator"> *</span></label>
<div class="errorGroup"> <span id="Log_In_group_Email_Spry">
<input id="Log_In_group_Email" name="Log_In_group_Email" type="text" value="<?php echo ((isset($_COOKIE["RememberMeUN"]))?$_COOKIE["RememberMeUN"]:""); ?>" class="formTextfield_Medium" tabindex="1" onBlur="hideServerError('Log_In_group_Email_ServerError');">
<?php
if (ValidatedField('login','login')) {
if ((strpos((",".ValidatedField("login","login").","), "," . "1" . ",") !== false || "1" == "")) {
if (!(false)) {
?>
<span class="serverInvalidState" id="Log_In_group_Email_ServerError">Please enter a value.</span>
<?php //WAFV_Conditional login.php login(1:)
}
}
}?>
<span class="textfieldInvalidFormatMsg">Invalid format.</span><span class="textfieldMinCharsMsg">Minimum number of characters not met.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span><span class="textfieldRequiredMsg">Please enter a value.</span> </span> </div>
</div>
<div class="lineGroup">
<label for="Log_In_group_Password" class="sublabel" > Password:<span class="requiredIndicator"> *</span></label>
<div class="errorGroup"> <span id="Log_In_group_Password_Spry">
<input id="Log_In_group_Password" name="Log_In_group_Password" type="password" value="<?php echo ((isset($_GET["failedLogin"]) || isset($_GET["invalid"]))?"":((isset($_COOKIE["RememberMePWD"]))?$_COOKIE["RememberMePWD"]:"")); ?>" class="formPasswordfield_Medium" tabindex="2" onBlur="hideServerError('Log_In_group_Password_ServerError');">
<?php
if (ValidatedField('login','login')) {
if ((strpos((",".ValidatedField("login","login").","), "," . "2" . ",") !== false || "2" == "") || (strpos((",".ValidatedField("login","login").","), "," . "3" . ",") !== false || "3" == "")) {
if (!(false)) {
?>
<span class="serverInvalidState" id="Log_In_group_Password_ServerError">Please enter a value.</span>
<?php //WAFV_Conditional login.php login(2,3:)
}
}
}?>
<span class="passwordInvalidStrengthMsg">The password doesn't meet the specified strength. Your field must contain: a minimum of 6 and a maximum of 500 characters, a minimum of 3 and a maximum of 500 alphabet characters, and a minimum of 2 and a maximum of 500 numbers.</span><span class="passwordMinCharsMsg">Minimum number of characters not met.</span><span class="passwordMaxCharsMsg">Exceeded maximum number of characters.</span><span class="passwordRequiredMsg">Please enter a value.</span> </span> </div>
</div>
<div class="lineGroup">
<div class="errorGroup"> <span>
<label class="checklabel" for="Log_In_group_Remember_my_information">
<input type="checkbox" name="Log_In_group_Remember_my_information" id="Log_In_group_Remember_my_information" value="1" class="formCheckboxField_Standard"<?php if (!(strcmp(((isset($_COOKIE["RememberMeUN"]))?1:0),1))) {echo "checked=\"checked\"";} ?> tabindex="3">
 Remember my information</label>
</span> </div>
</div>
<div class="lineGroup">
<div class="errorGroup"> <span>
<label class="checklabel" for="Log_In_group_Log_me_in_automatically">
<input type="checkbox" name="Log_In_group_Log_me_in_automatically" id="Log_In_group_Log_me_in_automatically" value="1" class="formCheckboxField_Standard"<?php if (!(strcmp(((isset($_COOKIE["AutoLoginUN"]))?1:0),1))) {echo "checked=\"checked\"";} ?> tabindex="4">
 Log me in automatically</label>
</span> </div>
</div>
<div><a href="forgotpassword.php">for gotting password</a></div>
<p class="buttonFieldGroup">
<input class="formButton" name="LogIn_submit" type="submit" id="LogIn_submit" value="Log In" onClick="clearAllServerErrors('LogIn_Basic_Default')" tabindex="4">
</p>
<p class="buttonFieldGroup">  </p>
</fieldset>
</form>
</div>
<div id="LogIn_Basic_Default_ProgressMessageWrapper" class="blockUIOverlay" style="display:none;">
<script type="text/javascript">
WADFP_SetProgressToForm('LogIn_Basic_Default', 'LogIn_Basic_Default_ProgressMessageWrapper', WADFP_Theme_Options);
</script>
<div id="LogIn_Basic_Default_ProgressMessage" >
<p style="margin:10px; padding:5px;" ><img src="webassist/progress_bar/images/slate-largespin.gif" alt="" title="" style="vertical-align:middle;" />  Please wait</p>
</div>
</div>
</div>
<script type="text/javascript">
<!--
var Log_In_group_Email_Spry = new Spry.Widget.ValidationTextField("Log_In_group_Email_Spry", "email", { minChars:6, maxChars:500 , validateOn:["blur"]});
var Log_In_group_Password_Spry = new Spry.Widget.ValidationPassword("Log_In_group_Password_Spry", { minAlphaChars:3, maxAlphaChars:500, minNumbers:2, maxNumbers:500, minSpecialChars:0, maxSpecialChars:0, minChars:6, maxChars:500, isRequired:true , validateOn:["blur"]});
//-->
</script>





</div>


</div>

<div id="foot"></div>

</div>

</body>
</html>

[/PHP]