Flash-Datei mittels z-index richtig anpassen

<div id="flashheadbg" style="z-index:-99">
 <object classid="CLSID:D27CDB6E-AE6D-11cf-96B8-444553540000" width="2000" height="169" codebase="http://active.macromedia.com/flash2/cabs/swflash.cab#version=4,0,0,0">
 <param name="movie" value="header.swf">
 <param name="quality" value="high">
 <param name="scale" value="exactfit">
 <param name="menu" value="true">
 <param name="bgcolor" value="#000040">
 <embed src="header.swf" quality="high" scale="exactfit" menu="false" bgcolor="#000000" width="2000" height="169" swLiveConnect="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash">
 </embed>
 </object>
</div> 




<div id="page">
	<a id="top"></a>
	<div id="userPanel">
		{if SHOW_CLOCK}
			<p id="date">
				<img src="{@RELATIVE_WCF_DIR}icon/dateS.png" alt="" /> <span>{@TIME_NOW|fulldate} UTC{if $timezone > 0}+{@$timezone}{else if $timezone < 0}{@$timezone}{/if}</span>
			</p>
		{/if}
		<p id="userNote"> 
			{if $this->user->userID != 0}{lang}wbb.header.userNote.user{/lang}{else}{lang}wbb.header.userNote.guest{/lang}{/if}
		</p>
		<div id="userMenu">
			<ul>
				{if $this->user->userID != 0}
					<li><a href="index.php?action=UserLogout&t={@SECURITY_TOKEN}{@SID_ARG_2ND}"><img src="{@RELATIVE_WCF_DIR}icon/logoutS.png" alt="" /> <span>{lang}wbb.header.userMenu.logout{/lang}</span></a></li>
					<li><a href="index.php?form=UserProfileEdit{@SID_ARG_2ND}"><img src="{@RELATIVE_WCF_DIR}icon/profileS.png" alt="" /> <span>{lang}wbb.header.userMenu.profile{/lang}</span></a></li>
					{if $this->user->getPermission('user.pm.canUsePm')}
						<li {if $this->user->pmUnreadCount} class="new"{/if}><a href="index.php?page=PMList{@SID_ARG_2ND}"><img src="{@RELATIVE_WCF_DIR}icon/pm{if $this->user->pmUnreadCount}Full{else}Empty{/if}S.png" alt="" /> <span>{lang}wbb.header.userMenu.pm{/lang}</span>{if $this->user->pmUnreadCount} ({#$this->user->pmUnreadCount}){/if}</a>{if $this->user->pmTotalCount >= $this->user->getPermission('user.pm.maxPm')} <span class="pmBoxFull">{lang}wcf.pm.userMenu.mailboxIsFull{/lang}</span>{/if}</li>




					{/if}
					{if $this->user->getPermission('admin.general.canUseAcp')}
						<li><a href="acp/index.php?packageID={@PACKAGE_ID}"><img src="{@RELATIVE_WCF_DIR}icon/acpS.png" alt="" /> <span>{lang}wbb.header.userMenu.acp{/lang}</span></a></li>
					{/if}
				{else}
					<li><a href="index.php?form=UserLogin{@SID_ARG_2ND}" id="loginButton"><img src="{@RELATIVE_WCF_DIR}icon/loginS.png" alt="" id="loginButtonImage" /> <span>{lang}wbb.header.userMenu.login{/lang}</span></a>

					{if !LOGIN_USE_CAPTCHA}
						<div class="hidden" id="quickLoginBox">
							<form method="post" action="index.php?form=UserLogin" class="container-1">
								<div>	
									<div>
										<input tabindex="1" type="text" class="inputText" id="quickLoginUsername" name="loginUsername" value="{lang}wcf.user.username{/lang}" title="{lang}wcf.user.username{/lang}" />
										<input tabindex="2" type="password" class="inputText" name="loginPassword" value="" title="{lang}wcf.user.password{/lang}" />
										{if $this->session->requestMethod == 'GET'}<input type="hidden" name="url" value="{$this->session->requestURI}" />{/if}
										{@SID_INPUT_TAG}
										<input tabindex="4" type="image" class="inputImage" src="{@RELATIVE_WCF_DIR}icon/submitS.png" alt="{lang}wcf.global.button.submit{/lang}" />
									</div>
									<label><input tabindex="3" type="checkbox" id="useCookies" name="useCookies" value="1" /> {lang}wbb.header.login.useCookies{/lang}</label>
								</div>
							</form>
						</div>

						<script type="text/javascript">
							//<![CDATA[
							var loginFormVisible = false;
							function showLoginForm() {
								var loginBox = document.getElementById("quickLoginBox");

								if (loginBox) {
									if (!loginFormVisible) {
										loginBox.className = "border loginPopup";
										loginFormVisible = true;
									}
									else {
										loginBox.className = "hidden";
										loginFormVisible = false;
									}
								}

								return false;
							}

							document.getElementById('loginButton').onclick = function() { return showLoginForm(); };
							document.getElementById('loginButton').ondblclick = function() { document.location.href = fixURL('index.php?form=UserLogin{@SID_ARG_2ND_NOT_ENCODED}'); };
							document.getElementById('quickLoginUsername').onfocus = function() { if (this.value == '{lang}wcf.user.username{/lang}') this.value=''; };
							document.getElementById('quickLoginUsername').onblur = function() { if (this.value == '') this.value = '{lang}wcf.user.username{/lang}'; };
							document.getElementById('loginButtonImage').src = document.getElementById('loginButtonImage').src.replace(/loginS\.png/, 'loginOptionsS.png');
							//]]>
						</script>
					{/if}
					</li>
					{if !REGISTER_DISABLED}<li><a href="index.php?page=Register{@SID_ARG_2ND}"><img src="{@RELATIVE_WCF_DIR}icon/registerS.png" alt="" /> <span>{lang}wbb.header.userMenu.register{/lang}</span></a></li>{/if}

					{if $this->language->countAvailableLanguages() > 1}
						<li><a id="changeLanguage" class="hidden"><img src="{@RELATIVE_WCF_DIR}icon/language{@$this->language->getLanguageCode()|ucfirst}S.png" alt="" /> <span>{lang}wbb.header.userMenu.changeLanguage{/lang}</span></a>
							<div class="hidden" id="changeLanguageMenu">
								<ul>
									{foreach from=$this->language->getAvailableLanguageCodes() item=guestLanguageCode key=guestLanguageID}
										<li{if $guestLanguageID == $this->language->getLanguageID()} class="active"{/if}><a rel="nofollow" href="{if $this->session->requestURI && $this->session->requestMethod == 'GET'}{$this->session->requestURI}{if $this->session->requestURI|strpos:'?'}&{else}?{/if}{else}index.php?{/if}l={$guestLanguageID}{@SID_ARG_2ND}"><img src="{@RELATIVE_WCF_DIR}icon/language{@$guestLanguageCode|ucfirst}S.png" alt="" /> <span>{lang}wcf.global.language.{@$guestLanguageCode}{/lang}</span></a></li>
									{/foreach}
								</ul>
							</div>
							<script type="text/javascript">
								//<![CDATA[
								onloadEvents.push(function() { document.getElementById('changeLanguage').className=''; });
								popupMenuList.register('changeLanguage');
								//]]>
							</script>
							<noscript>
								<form method="get" action="index.php">
									<div>
										<label><img src="{@RELATIVE_WCF_DIR}icon/language{@$this->language->getLanguageCode()|ucfirst}S.png" alt="" />
											<select name="l" onchange="this.form.submit()">
												{htmloptions options=$this->language->getLanguages() selected=$this->language->getLanguageID() disableEncoding=true}
											</select>
										</label>
										{@SID_INPUT_TAG}
										<input type="image" class="inputImage" src="{@RELATIVE_WCF_DIR}icon/submitS.png" alt="{lang}wcf.global.button.submit{/lang}" />
									</div>
								</form>
							</noscript>
						</li>
					{/if}
				{/if}
			</ul>
		</div>
	</div>