function establishPgId()
{
	var contentClass = $('#content').attr("class");
	var rg = new RegExp("pg\\d+");
	var res = rg.exec(contentClass);
	contentClass = res;
	return res;
}		

	function isInCart(){
		var value =  PrintCartCookie;
		return (value != null && value.indexOf(establishPgId())>-1)
	}
	function isInLinkCart(){
		var value =  LinkCartCookie;
		return (value != false && value.indexOf(establishPgId())>-1);
	}