function thumbUpDown(postid, uid, act)
{
	var act_type = "up_down";
// 	$("#ajaxDiv").html("<img src='"+SITEROOT+"/templates/default/images/loadingAnimation.gif'>");
	$.get(SITEROOT+"/ajax_all_thumb_up_down.php",{postid:postid, uid:uid, act_type:act_type, act:act}, function(data){
				var temp = data.split("_");
				if (temp[0] == "true")
				{
					tb_show('Thumbs down',SITEROOT+ '/modules/common/thumb_down_success.php?postid='+temp[1]+'&uid='+temp[2]+'&placeValuesBeforeTB_=savedValues&TB_iframe=true&height=350&width=550&modal=false', tb_pathToImage);
				}
				else
				{
					window.location.href = SITEROOT+'/all-dantoon';
				}
	});
}

function textCounter(field,cntfield,maxlimit)
{
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else
cntfield.value = maxlimit - field.value.length;
}

function searchUser(url)
{
	$("#ajaxDiv").html("<img src='"+SITEROOT+"/templates/default/images/loadingAnimation.gif'>");
		$('#ajaxDiv').attr("style", "opacity:0.2");
		$('#ajaxDiv').load(url, function(){
			$('#ajaxDiv').attr("style", "opacity:1");
		});
}


function isValidPost()
{
	var frm = document.homepage;
// alert(frm.uname.value);
	if(trim(frm.subject.value) == '')
	{
		document.getElementById('sub_error').innerHTML = 'Enter post subject.';
		frm.subject.focus();
		return false;
	}
	
	else
	{
		document.getElementById('sub_error').innerHTML = '';
	}

	if(trim(frm.content_text.value) == '')
	{
		document.getElementById('con_error').innerHTML = 'Enter post content.';
		frm.content_text.focus();
		return false;
	}
	
	else
	{
		document.getElementById('con_error').innerHTML = '';
	}
	
}

goToWritingPad = function()
{
		var post_sub = $("#subject").val();
		var post_con = $("#content_text").val();
		$.get(SITEROOT+"/ajax_more_options.php",{post_sub:post_sub, post_con:post_con}, function(data){
		if(data == 'true')
		{
			var current_url = SITEROOT+"/post/write_a_post.html";
			window.location = current_url;
		}
	});
}


/*    trim function ---- */
function trim(s)
{
// alert(s);
	return rtrim(ltrim(s));
}

function ltrim(s)
{
	var l=0;
	while(l < s.length && s[l] == '')
	{	l++; }
	return s.substring(l, s.length);
}

function rtrim(s)
{
	var r=s.length -1;
	while(r > 0 && s[r] == '')
	{	r-=1;	}
	return s.substring(0, r+1);
}

/* ----- */