//----------Variables para estilos ---------//
var tamanodefault = 'tamano2';

//---------- Seteo los estilos que vienen por parametro ----------//
function setearestilos5(titletamano){
    eraseCookie("tamano");
	createCookie("tamano", titletamano, 365, "/", false, false);
	document.getElementById('ctl00_tamano').href = '/styles/' + titletamano + '.css';
	document.getElementById('ctl00_tamano').disabled = false;
	//se cambio 'tamano' por 'ctl00_tamano'
}

//---------- Seteo estilos por default ----------//
function DefaultSetear5(){
	createCookie("tamano", tamanodefault, 365);
	document.getElementById('ctl00_tamano').disabled = true
	document.getElementById('ctl00_tamano').href = '/styles/' + tamanodefault + '.css';
	document.getElementById('ctl00_tamano').disabled = false;
	//se cambio 'tamano' por 'ctl00_tamano'
}

//---------- Creo la cookie ----------//
/*function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  //document.cookie = name+"="+value+expires+" domain=.comafi.com.ar; path=/";
  document.cookie = name+"="+value+expires+"; path=/";
}

//---------- Leo los valores de la cookie ----------//
function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}*/


function eraseCookie(name) {
    createCookie(name,"",-1);
}

//---------- Leo y Seteo los valores de la cookie ----------//
//alert('a');
var cookie = readCookie('tamano');
//alert('b');
//alert('cuki:' + cookie);
var titletamano = cookie ? cookie : tamanodefault;
//setearestilos5(titletamano);

function agrandarLetra(){
	var tamano;
	if (parseInt(document.getElementById("tamanoLetra").value)<4){
		tamano = parseInt(document.getElementById("tamanoLetra").value) + 1;
		setearestilos5('tamano'+tamano);
		document.getElementById("tamanoLetra").value = tamano;
	}
}

function reducirLetra()
{
	var tamano;
	if (parseInt(document.getElementById("tamanoLetra").value)>1){
		tamano = parseInt(document.getElementById("tamanoLetra").value) - 1;
		setearestilos5('tamano'+tamano);
		document.getElementById("tamanoLetra").value = tamano;
	}
}


function readCookie( name ) {
	//alert('docu.cookie:' + document.cookie); //explorer siempre tira 2 aunq no haya ninguna cookie!
	var start = document.cookie.indexOf( name + "=" );
	//alert('start:' + start);
	var len = start + name.length + 1;
	//alert('len:' + len);
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ';', len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}

function createCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) {
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+'='+escape( value ) +
		( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()
		( ( path ) ? ';path=' + path : '' ) +
		( ( domain ) ? ';domain=' + domain : '' ) +
		( ( secure ) ? ';secure' : '' );
}