// JavaScript Document
//detect browser 

browser_version= parseInt(navigator.appVersion);
browser_type = navigator.appName;

if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) {
document.write("<link REL='stylesheet' HREF='css/cssmenuhorizontalIE.css' TYPE='text/css'>");
} 

else if (browser_type == "Netscape" && (browser_version >= 4)) {
document.write("<link REL='stylesheet' HREF='css/cssmenuhorizontalN.css' TYPE='text/css'>");
}



else if(navigator.userAgent.indexOf("Firefox")!=-1){
var versionindex=navigator.userAgent.indexOf("Firefox")+8
if (parseInt(navigator.userAgent.charAt(versionindex))>=1)
document.write("<link REL='stylesheet' HREF='css/cssmenuhorizontalN.css' TYPE='text/css'>");

}

else if (/Opera[\/\s](\d+\.\d+)/.test(navigator.userAgent)){ //test for Opera/x.x or Opera x.x (ignoring remaining decimal places);
 var oprversion=new Number(RegExp.$1) // capture x.x portion and store as a number
 if (oprversion>=7)
  document.write("<link REL='stylesheet' HREF='css/cssmenuhorizontalO.css' TYPE='text/css'>");
}
function comuta(element){
	var e = document.getElementById(element);
	if(e.style.display == "none"){
		e.style.display="";
	}
	else{
		e.style.display = "none";		
	}
}