function vbookmark_remove(link_id)
{
	var my_cookies = readCookie('vbookmark');
	var new_cookies = '0';
	
	if (my_cookies) {
		var ca = my_cookies.split('x');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			if (c != link_id && c != 0) {
				new_cookies = new_cookies+'x'+c
			}
		}
	}
	SetCookie('vbookmark', new_cookies, 90);
	
	var myVar = document.getElementById('vb_'+link_id);
	myVar.style.display = 'none';
}

function vbookmark(link_id)
{
	var my_cookies = readCookie('vbookmark');
	var new_cookies = link_id;
	
	if (my_cookies) {
		var ca = my_cookies.split('x');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			if (c != link_id) {
				new_cookies = new_cookies+'x'+c
			}
		}
	}
	SetCookie('vbookmark', new_cookies, 90);
}

function SetCookie(cookieName,cookieValue,nDays) {
	var today = new Date();
	var expire = new Date();
	if (cookieValue == true) { cookieValue = '1'; }
	if (nDays==null || nDays==0) nDays=1;
	expire.setTime(today.getTime() + 3600000*24*nDays);
	document.cookie = cookieName+"="+escape(cookieValue)+";expires="+expire.toGMTString();
	alert('Bookmark saved');
}

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) {
	SetCookie(name,"",-1);
}