function show_hide(id){
	var s=document.getElementById(id).style.display;
	if(s=='block' || s==''){
		document.getElementById(id).style.display='none';
		setCookie(id, "none");
	} else {
		document.getElementById(id).style.display='block';
		setCookie(id, "block");
	}
}


function setCookie(name, value) {
      var valueEscaped = escape(value);
      var expiresDate = new Date();
      expiresDate.setTime(expiresDate.getTime() + 30 * 24 * 60 * 60 * 1000); // срок - 1 месяц, но его можно изменить
      var expires = expiresDate.toGMTString();
	  var newCookie = name + "=" + valueEscaped + "; path='/'; expires=" + expires; 
      if (valueEscaped.length <= 4000) document.cookie = newCookie + ";";
}

function getCookie(name) {
      var prefix = name + "=";
      var cookieStartIndex = document.cookie.indexOf(prefix);
      if (cookieStartIndex == -1) return null;
      var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length);
      if (cookieEndIndex == -1) cookieEndIndex = document.cookie.length;
      return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}



function myload(){
document.getElementById('brands').style.display=getCookie('brands');
document.getElementById('catalog').style.display=getCookie('catalog');
document.getElementById('uslugi').style.display=getCookie('uslugi');
document.getElementById('resheniya').style.display=getCookie('resheniya');
document.getElementById('reklama').style.display=getCookie('reklama');
}