function setCookie (name, value, expires, path, domain, secure) {
	document.cookie = name + "=" + escape(value) +	((expires) ? "; expires=" + expires : "; expires=Mon, 07-Dec-2020 00:00:00 GMT") +	((path) ? "; path=" + path : "; path=/") +	((domain) ? "; domain=" + domain : "") +	((secure) ? "; secure" : "");
	}

function getCookie(name) {
	var cookie = " " + document.cookie;
	var search = " " + name + "=";
	var setStr = null;
	var offset = 0;
	var end = 0;
	if (cookie.length > 0) {
		offset = cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			end = cookie.indexOf(";", offset)
			if (end == -1) {
				end = cookie.length;
			}
			setStr = unescape(cookie.substring(offset, end));
		}
	}
	return(setStr);
}

function centerPopup() {
	$popup=$('.social-popup-body');
	$popup.css('margin-top',
		Math.floor(($(window).height()-$popup.height())/2*1.3));
	}
	
function closePopup() {
	$('.social-popup').fadeOut('normal');
	setCookie('social-popup-shown','true');
	}

$(document).ready(function() {
	$(window).bind('resize',centerPopup);
	$('.close-text, .close-cross').bind('click',closePopup);
	
	if(getCookie('social-popup-shown')===null) {
		$('.social-popup').fadeIn('slow');
		
		centerPopup();
		$('.social-popup-bg').css('opacity','0.5');
		}
		
	});