$(document).ready(function() {
	
	var altocontraste = getCookie('altocontraste');
	if (altocontraste && (altocontraste.indexOf('false') == -1)) {
		// muda toda cor vinda do campo conteudo estruturado html para branco no
		// autocontraste
		$('div.destaques [style*="color"]').css('color', 'inherit')
		$('body').addClass('ac');
		
	} else {
		$('body').removeClass('ac');
	}
	
	$('#altocontraste').click(function(e) {
		e.preventDefault();
		altocontraste = getCookie('altocontraste');
		if (altocontraste && (altocontraste.indexOf('false') == -1)) {
			altocontraste = false;
		} else {
			altocontraste = true;
		}
		setCookie('altocontraste', altocontraste, 1);
		location.reload();
	});
	
	function setCookie(name, value, days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
			var expires = "; expires=" + date.toGMTString();
		} else {
			var expires = "";
		}
		document.cookie = name + "=" + value + expires + "; path=/";
		
	}
	
	function getCookie(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) {
		setCookie(name, "", -1);
	}
	
});