try {  
   document.execCommand("BackgroundImageCache", false, true);  
   }  
  catch(err) { } 

// váriaveis globais //
var tms = new Array()


// Mostra o submenu no mouseover
function over(n){	
	if(navigator.appName.toLowerCase() == ('netscape')) {
		if(typeof(tms[n])!="undefined")clearTimeout(tms[n])
			document.getElementById("s"+n).style.display="block";
	}else{
		if(typeof(tms[n])!="undefined")clearTimeout(tms[n])
			document.getElementById("s"+n).style.display="block";
	}	
}

//Esconde o submenu no mouseout
function out(n){
	tms[n] = setTimeout('document.getElementById("s'+n+'").style.display="none"',200);
	//regule o tempo aqui!//

}




// CSS Browser Selector   v0.2.5
// Documentation:         http://rafael.adm.br/css_browser_selector
// License:               http://creativecommons.org/licenses/by/2.5/
// Author:                Rafael Lima (http://rafael.adm.br)
// Contributors:          http://rafael.adm.br/css_browser_selector#contributors
var css_browser_selector = function() {
	var 
		ua=navigator.userAgent.toLowerCase(),
		is=function(t){ return ua.indexOf(t) != -1; },
		h=document.getElementsByTagName('html')[0],
		b=(!(/opera|webtv/i.test(ua))&&/msie (\d)/.test(ua))?('ie ie'+RegExp.$1):is('gecko/')? 'gecko':is('opera/9')?'opera opera9':/opera (\d)/.test(ua)?'opera opera'+RegExp.$1:is('konqueror')?'konqueror':is('applewebkit/')?'webkit safari':is('mozilla/')?'gecko':'',
		os=(is('x11')||is('linux'))?' linux':is('mac')?' mac':is('win')?' win':'';
	var c=b+os+' js';
	h.className += h.className?' '+c:c;
}();