function video_post_comment(vid) {

	var comment_value = YAHOO.util.Dom.get("comment_box").value;

	if(comment_value=='') {
		alert(' You must enter comment !!');
	} else {
		YAHOO.util.Dom.addClass("comment_block","hide");
		var callback = { success:comment_response, failure:comment_post_error, timeout: 10000 };
		var now = new Date();
		var sUrl = baseurl + "/ajax/video_comment_add.php?comments_value=" + escape(comment_value) + "&vid=" + vid + "&now=" + now.getSeconds();
		YAHOO.util.Connect.asyncRequest('GET', sUrl, callback);
	}
}

function comment_response(response) {
	YAHOO.util.Dom.get("comment_post_result").innerHTML = response.responseText;
	document.getElementById('comment_post_result').style.display = 'block';
	document.getElementById('comment_block').style.display = 'none';
	show_comments(vid,1);
}


function comment_post_error() {
	alert("ajax connection failed.")
}