//
// FUNÇÕES PADROES 
//

//inverte seleção de checkbox
function invertSelection(){
	
var checks = document.getElementsByTagName('input');
var qtdade = checks.length;
var i;
for(i=0; i<qtdade; i++){

if(checks[i].type=="checkbox"){
	
	if(checks[i].checked==false){
		checks[i].checked = true;
	}else{
		checks[i].checked=false;
	}
	
}
}
}



//pega elemento por id
function _$(id) {
   	return document.getElementById(id);
}



//retorna dat atual por extenso
function datetime() {
	var now = new Date();
   	var day = now.getDate();
   	var indexDays = now.getDay();
   	var month = now.getMonth();
   	var year = now.getFullYear();
   	if (day < 10)
        day = "0" + day;
   	if (year < 2000)
        year = "19" + year;
    	nameDay = new Array("Domingo",
                        	"Segunda-feira",
                        	"Ter&ccedil;a-feira",
                        	"Quarta-feira",
                        	"Quinta-feira",
                        	"Sexta-feira",
                        	"S&aacute;bado");
    	nameMonth = new Array("Janeiro",
                          	"Fevereiro",
                          	"Mar&ccedil;o",
                          	"Abril",
                          	"Maio",
                          	"Junho",
                          	"Julho",
                          	"Agosto",
                          	"Setembro",
                          	"Outubro",
                          	"Novembro",
                          	"Dezembro");
    	document.write(nameDay[indexDays] + ", " 
                   + day + " de " 
                   + nameMonth[month] 
                   + " de " + year);
}





//torna activecontent desativo

function flash(swf,width,height) {
	
	var fla = "";
	fla += '<object codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="'+width+'" height="'+height+'">';
	fla += '<param name="movie" value="'+swf+'" />';
	fla += '<param name="wmode" value="transparent" />';
	fla += '<param name="quality" value="high" />';
	fla += '<embed src="'+swf+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" wmode="transparent" type="application/x-shockwave-flash" width="'+width+'" height="'+height+'"></embed>';
	fla += '</object>';
	document.write(fla);

}