function CSSavvia( cookie_name, cookie_value, lifespan_in_days, valid_domain ){
	var link_tag;
	link_tag = document.getElementsByTagName("link");

   	var style_cookie_name = "IntraTextPreferenze" ;
   	var valueCookie = getCookie( style_cookie_name );
	//alert(valueCookie);
   	if(valueCookie == 'disabilitato'){
		//alert(link_tag[CSScommuta].disabled);
		link_tag[CSScommuta].disabled = true;
		//alert(link_tag[CSScommuta].disabled);
   	} 
}

function CSSNsi(){
	//alert('abilita');
	var valoreCookie;
	var link_tag;
	link_tag = document.getElementsByTagName("link");

	link_tag[CSScommuta].disabled = false;

	var style_cookie_name = "IntraTextPreferenze" ;
	var expDays = 365;
	var exp = new Date();
	exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
	setCookie(style_cookie_name, 'abilitato', exp);
}

function CSSNno(){
	//alert('disabilita');
	var valoreCookie;
	var link_tag;
	link_tag = document.getElementsByTagName("link");

	link_tag[CSScommuta].disabled = true;
	//alert(link_tag[CSScommuta].disabled);

	var style_cookie_name = "IntraTextPreferenze" ;
	var expDays = 365;
	var exp = new Date();
	exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
	setCookie(style_cookie_name, 'disabilitato', exp);
}

function setCookie(name, value, expires, path, domain, secure) {
	document.cookie= name + "=" + escape(value) +
	((expires) ? "; expires=" + expires.toGMTString() : "") +
	((path) ? "; path=" + path : "") +
	((domain) ? "; domain=" + domain : "") +
	((secure) ? "; secure" : "");
}

function getCookie(name) {
	var dc = document.cookie;
    	var prefix = name + "=";
    	var begin = dc.indexOf("; " + prefix);
    	if (begin == -1) {
        	begin = dc.indexOf(prefix);
        	if (begin != 0) return null;
    	} else {
        	begin += 2;
   	}
    	var end = document.cookie.indexOf(";", begin);
    	if (end == -1) {
        	end = dc.length;
    	}
    	return unescape(dc.substring(begin + prefix.length, end));
}