Toh fazendo um site e tava td correndo bem, mas tah mt instável, pricipalmente qd o assunto eh o menu drop down q eu fiz no fireworks...
Eu criei várias divs e em uma delas eu coloquei o menu, sendo q no IE (o mal neh) tah td certo, ele tah respeitando a altura da div e td, mas (justamente) no Firefox o menu fica um pouko abaixo do começo da div, mas o bastante para atrapalhar o layout td!!
Vou colocar o código, se postei no lugar errado desculpe, mas achei q podia ser por aki...

window.mm_menu_0017125947_1 = new Menu("root",120,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true);
mm_menu_0017125947_1.addMenuItem("Secretarias");
mm_menu_0017125947_1.addMenuItem("Assessorias");
mm_menu_0017125947_1.addMenuItem("Subprefeituras");
mm_menu_0017125947_1.addMenuItem("Outros órgãos");
mm_menu_0017125947_1.bgImageUp="imagens/menu/images/mmmenu2_120x17_up.gif";
mm_menu_0017125947_1.bgImageOver="imagens/menu/images/mmmenu2_120x17_over.gif";
mm_menu_0017125947_1.fontWeight="bold";
mm_menu_0017125947_1.hideOnMouseOut=true;
mm_menu_0017125947_1.bgColor='#f7f7f7';
window.mm_menu_0017123856_0 = new Menu("root",142,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true);
mm_menu_0017123856_0.addMenuItem("Tomadas de Preço");
mm_menu_0017123856_0.addMenuItem("Pregões");
mm_menu_0017123856_0.bgImageUp="imagens/menu/images/mmmenu3_142x17_up.gif";
mm_menu_0017123856_0.bgImageOver="imagens/menu/images/mmmenu3_142x17_over.gif";
mm_menu_0017123856_0.fontWeight="bold";
mm_menu_0017123856_0.hideOnMouseOut=true;
mm_menu_0017123856_0.bgColor='#f7f7f7';
window.mm_menu_0014161557_0 = new Menu("root",152,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true);
mm_menu_0014161557_0.addMenuItem("Sistema Financeiro");
mm_menu_0014161557_0.addMenuItem("Horário de Ônibus");
mm_menu_0014161557_0.addMenuItem("Consulta de Processos");
mm_menu_0014161557_0.bgImageUp="imagens/menu/images/mmmenu4_152x17_up.gif";
mm_menu_0014161557_0.bgImageOver="imagens/menu/images/mmmenu4_152x17_over.gif";
mm_menu_0014161557_0.fontWeight="bold";
mm_menu_0014161557_0.hideOnMouseOut=true;
mm_menu_0014161557_0.bgColor='#f7f7f7';
window.mm_menu_0014161110_0 = new Menu("root",120,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true);
mm_menu_0014161110_0.addMenuItem("Boletins");
mm_menu_0014161110_0.addMenuItem("Leis");
mm_menu_0014161110_0.addMenuItem("Códigos");
mm_menu_0014161110_0.addMenuItem("Decretos");
mm_menu_0014161110_0.addMenuItem("Portarias");
mm_menu_0014161110_0.addMenuItem("Editais");
mm_menu_0014161110_0.bgImageUp="imagens/menu/images/mmmenu5_120x17_up.gif";
mm_menu_0014161110_0.bgImageOver="imagens/menu/images/mmmenu5_120x17_over.gif";
mm_menu_0014161110_0.fontWeight="bold";
mm_menu_0014161110_0.hideOnMouseOut=true;
mm_menu_0014161110_0.bgColor='#f7f7f7';
window.mm_menu_0014160012_0 = new Menu("root",120,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true);
mm_menu_0014160012_0.addMenuItem("Conservatoria");
mm_menu_0014160012_0.addMenuItem("Parapeuna");
mm_menu_0014160012_0.addMenuItem("Pentagna");
mm_menu_0014160012_0.addMenuItem("Juparana");
mm_menu_0014160012_0.addMenuItem("Santa Isabel");
mm_menu_0014160012_0.bgImageUp="imagens/menu/images/mmmenu6_120x17_up.gif";
mm_menu_0014160012_0.bgImageOver="imagens/menu/images/mmmenu6_120x17_over.gif";
mm_menu_0014160012_0.fontWeight="bold";
mm_menu_0014160012_0.hideOnMouseOut=true;
mm_menu_0014160012_0.bgColor='#f7f7f7';
window.mm_menu_0014154044_0 = new Menu("root",142,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true);
mm_menu_0014154044_0.addMenuItem("Hino");
mm_menu_0014154044_0.addMenuItem("Brasão");
mm_menu_0014154044_0.addMenuItem("Acesso");
mm_menu_0014154044_0.addMenuItem("Fotos e Imagens");
mm_menu_0014154044_0.addMenuItem("Hoteis e Pousadas");
mm_menu_0014154044_0.addMenuItem("Atrativos Turisticos");
mm_menu_0014154044_0.bgImageUp="imagens/menu/images/mmmenu7_142x17_up.gif";
mm_menu_0014154044_0.bgImageOver="imagens/menu/images/mmmenu7_142x17_over.gif";
mm_menu_0014154044_0.fontWeight="bold";
mm_menu_0014154044_0.hideOnMouseOut=true;
mm_menu_0014154044_0.bgColor='#ffffff';
mm_menu_0014154044_0.writeMenus();
} // mmLoadMenus()
<!--
<!--
<!--
<!--
<!--
function horizontal() {
var navItems = document.getElementById("menu_dropdown").getElementsByTagName("li");
for (var i=0; i< navItems.length; i++) {
if(navItems[i].className == "submenu")
{
if(navItems[i].getElementsByTagName('ul')[0] != null)
{
navItems[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#f9f9f9";}
navItems[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#FFFFFF";}
}
}
}
}
//-->
//-->
//-->
//-->
//-->//-->
//-->
function MM_displayStatusMsg(msgStr) { //v1.0
status=msgStr;
document.MM_returnValue = true;
}
//-->
</script>
<body >
<div id="tudo">
<div id="cabecalho"> Fotos em Flash<span class="style1"></span></div>
<div align="left" id="menutd" param name=wmode value=transparent>
<script language="JavaScript1.2" type="text/javascript">mmLoadMenus();</script>
<img src="imagens/menu/images/novomenu.jpg" alt="" name="novomenu" width="755" height="46" border="0" align="left" usemap="#m_novomenu" id="novomenu" />
<map name="m_novomenu" id="m_novomenu" param name=wmode value=transparent>
<area shape="poly" coords="282,0,349,0,349,46,282,46,282,0" href="noticias.htm" target="_self" alt="" />
<area shape="poly" coords="211,0,278,0,278,46,211,46,211,0" href="eventos.htm" target="_self" alt="" />
<area shape="poly" coords="0,0,56,0,56,46,0,46,0,0" href="index.htm" target="_self" alt="" />
<area shape="poly" coords="529,0,605,0,605,46,529,46,529,0" href="java script _linenums:0'><html><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><title>Untitled Document</title><script type="text/javascript"><!--function mmLoadMenus() { if (window.mm_menu_0017130014_0) return; window.mm_menu_0017130014_0 = new Menu("root",167,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0017130014_0.addMenuItem("Gabinete do Prefeito"); mm_menu_0017130014_0.addMenuItem("Câmara Municipal"); mm_menu_0017130014_0.addMenuItem("Estrutura Administrativa"); mm_menu_0017130014_0.addMenuItem("Planos e Metas"); mm_menu_0017130014_0.bgImageUp="imagens/menu/images/mmmenu1_167x17_up.gif"; mm_menu_0017130014_0.bgImageOver="imagens/menu/images/mmmenu1_167x17_over.gif"; mm_menu_0017130014_0.fontWeight="bold"; mm_menu_0017130014_0.hideOnMouseOut=true; mm_menu_0017130014_0.bgColor='#f7f7f7'; window.mm_menu_0017125947_1 = new Menu("root",120,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0017125947_1.addMenuItem("Secretarias"); mm_menu_0017125947_1.addMenuItem("Assessorias"); mm_menu_0017125947_1.addMenuItem("Subprefeituras"); mm_menu_0017125947_1.addMenuItem("Outros órgãos"); mm_menu_0017125947_1.bgImageUp="imagens/menu/images/mmmenu2_120x17_up.gif"; mm_menu_0017125947_1.bgImageOver="imagens/menu/images/mmmenu2_120x17_over.gif"; mm_menu_0017125947_1.fontWeight="bold"; mm_menu_0017125947_1.hideOnMouseOut=true; mm_menu_0017125947_1.bgColor='#f7f7f7'; window.mm_menu_0017123856_0 = new Menu("root",142,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0017123856_0.addMenuItem("Tomadas de Preço"); mm_menu_0017123856_0.addMenuItem("Pregões"); mm_menu_0017123856_0.bgImageUp="imagens/menu/images/mmmenu3_142x17_up.gif"; mm_menu_0017123856_0.bgImageOver="imagens/menu/images/mmmenu3_142x17_over.gif"; mm_menu_0017123856_0.fontWeight="bold"; mm_menu_0017123856_0.hideOnMouseOut=true; mm_menu_0017123856_0.bgColor='#f7f7f7'; window.mm_menu_0014161557_0 = new Menu("root",152,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0014161557_0.addMenuItem("Sistema Financeiro"); mm_menu_0014161557_0.addMenuItem("Horário de Ônibus"); mm_menu_0014161557_0.addMenuItem("Consulta de Processos"); mm_menu_0014161557_0.bgImageUp="imagens/menu/images/mmmenu4_152x17_up.gif"; mm_menu_0014161557_0.bgImageOver="imagens/menu/images/mmmenu4_152x17_over.gif"; mm_menu_0014161557_0.fontWeight="bold"; mm_menu_0014161557_0.hideOnMouseOut=true; mm_menu_0014161557_0.bgColor='#f7f7f7'; window.mm_menu_0014161110_0 = new Menu("root",120,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0014161110_0.addMenuItem("Boletins"); mm_menu_0014161110_0.addMenuItem("Leis"); mm_menu_0014161110_0.addMenuItem("Códigos"); mm_menu_0014161110_0.addMenuItem("Decretos"); mm_menu_0014161110_0.addMenuItem("Portarias"); mm_menu_0014161110_0.addMenuItem("Editais"); mm_menu_0014161110_0.bgImageUp="imagens/menu/images/mmmenu5_120x17_up.gif"; mm_menu_0014161110_0.bgImageOver="imagens/menu/images/mmmenu5_120x17_over.gif"; mm_menu_0014161110_0.fontWeight="bold"; mm_menu_0014161110_0.hideOnMouseOut=true; mm_menu_0014161110_0.bgColor='#f7f7f7'; window.mm_menu_0014160012_0 = new Menu("root",120,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0014160012_0.addMenuItem("Conservatoria"); mm_menu_0014160012_0.addMenuItem("Parapeuna"); mm_menu_0014160012_0.addMenuItem("Pentagna"); mm_menu_0014160012_0.addMenuItem("Juparana"); mm_menu_0014160012_0.addMenuItem("Santa Isabel"); mm_menu_0014160012_0.bgImageUp="imagens/menu/images/mmmenu6_120x17_up.gif"; mm_menu_0014160012_0.bgImageOver="imagens/menu/images/mmmenu6_120x17_over.gif"; mm_menu_0014160012_0.fontWeight="bold"; mm_menu_0014160012_0.hideOnMouseOut=true; mm_menu_0014160012_0.bgColor='#f7f7f7'; window.mm_menu_0014154044_0 = new Menu("root",142,17,"Verdana, Arial, Helvetica, sans-serif",11,"#008ed2","#ffffff","#f7f7f7","#009be6","center","middle",1,1,2000,-5,7,true,true,true,0,false,true); mm_menu_0014154044_0.addMenuItem("Hino"); mm_menu_0014154044_0.addMenuItem("Brasão"); mm_menu_0014154044_0.addMenuItem("Acesso"); mm_menu_0014154044_0.addMenuItem("Fotos e Imagens"); mm_menu_0014154044_0.addMenuItem("Hoteis e Pousadas"); mm_menu_0014154044_0.addMenuItem("Atrativos Turisticos"); mm_menu_0014154044_0.bgImageUp="imagens/menu/images/mmmenu7_142x17_up.gif"; mm_menu_0014154044_0.bgImageOver="imagens/menu/images/mmmenu7_142x17_over.gif"; mm_menu_0014154044_0.fontWeight="bold"; mm_menu_0014154044_0.hideOnMouseOut=true; mm_menu_0014154044_0.bgColor='#ffffff'; mm_menu_0014154044_0.writeMenus();} // mmLoadMenus()<!--<!--<!--<!--<!--function horizontal() { var navItems = document.getElementById("menu_dropdown").getElementsByTagName("li"); for (var i=0; i< navItems.length; i++) { if(navItems[i].className == "submenu") { if(navItems[i].getElementsByTagName('ul')[0] != null) { navItems[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#f9f9f9";} navItems[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#FFFFFF";} } } } }//-->//-->//-->//-->//-->//-->//-->function MM_displayStatusMsg(msgStr) { //v1.0 status=msgStr; document.MM_returnValue = true;}//--></script><body ><div id="tudo"><div id="cabecalho"> Fotos em Flash<span class="style1"></span></div><div align="left" id="menutd" param name=wmode value=transparent> <script language="JavaScript1.2" type="text/javascript">mmLoadMenus();</script> <img src="imagens/menu/images/novomenu.jpg" alt="" name="novomenu" width="755" height="46" border="0" align="left" usemap="#m_novomenu" id="novomenu" /> <map name="m_novomenu" id="m_novomenu" param name=wmode value=transparent> <area shape="poly" coords="282,0,349,0,349,46,282,46,282,0" href="noticias.htm" target="_self" alt="" /> <area shape="poly" coords="211,0,278,0,278,46,211,46,211,0" href="eventos.htm" target="_self" alt="" /> <area shape="poly" coords="0,0,56,0,56,46,0,46,0,0" href="index.htm" target="_self" alt="" /> <area shape="poly" coords="529,0,605,0,605,46,529,46,529,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0017130014_0,490,45,null,'novomenu');return document.MM_returnValue" /> <area shape="poly" coords="354,0,442,0,442,46,354,46,354,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0017125947_1,338,45,null,'novomenu');return document.MM_returnValue" /> <area shape="poly" coords="608,0,686,0,686,46,608,46,608,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0017123856_0,584,46,null,'novomenu');return document.MM_returnValue" /> <area shape="poly" coords="690,0,760,0,760,46,690,46,690,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0014161557_0,666,45,null,'novomenu');return document.MM_returnValue" /> <area shape="poly" coords="445,0,527,0,527,46,445,46,445,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0014161110_0,426,46,null,'novomenu');return document.MM_returnValue" /> <area shape="poly" coords="137,0,208,0,208,46,137,46,137,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0014160012_0,113,46,null,'novomenu');return document.MM_returnValue" /> <area shape="poly" coords="59,0,135,0,135,46,59,46,59,0" href="java script:;" alt="" onMouseOut="MM_startTimeout();" onMouseOver="MM_displayStatusMsg('INFORMACOES SOBRE A CIDADE');MM_showMenu(window.mm_menu_0014154044_0,34,45,null,'novomenu');return document.MM_returnValue" /> </map></div>
Brigadão, espero ajuda!!
Valew pela edição! Postei meio rápido na hora!
Edição feita por: § Kenshin §, 09/01/2008, 01:57.
para codigos longos, use [codebox] ao inves de [code]. leia as regras!