/** 
 * Common functions
 *
 * @author Eduardo Morais
 * @version 2011.05.17
 */

/*
 * Comment Pop-up
 */
function CommentPopUp(commid, set) { 
	var commurl='actions/comment_post.php?commid=' + commid + '&set=' + set;
	window.open(commurl,'commentingpopup','width=400,height=400,scrollbars=1');
}

function PopUp(commurl, popname, popw, poph) { 
	window.open(commurl,'em'+popname+'popup','width='+popw+',height='+poph+',scrollbars=1');
}

function DelayedReload() { 
	setTimeout('window.location.reload();', 2000);
}


/*
 * Relative time (for Twitter, etc)
 */
function relative_time(time_value) {
	var values = time_value.split(" ");
	time_value = values[1] + " " + values[2] + ", " + values[5] + " " + values[3];
	var parsed_date = Date.parse(time_value);
	var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
	var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);
	delta = delta + (relative_to.getTimezoneOffset() * 60);

	if(delta < (60*60)) {
		return (parseInt(delta / 60)).toString() + ' minutes ago';
	} else if(delta < (120*60)) {
		return 'About one hour ago';
	} else if(delta < (24*60*60)) {
		return 'About ' + (parseInt(delta / 3600)).toString() + ' hours ago';
	} else if(delta < (48*60*60)) {
		return 'About one day ago';
	} else {
		return (parseInt(delta / 86400)).toString() + ' days ago';
	}
}