function toggleProjectWall(id,type){
	div = 'wall-container-'+type+'_'+id;
	$("#"+div).toggle();
	
	if( $("#"+div).is(':visible') && !$("#"+div+" #wall").length ){
		var wall = {'resultsPerPage':2,'type':type,'target':id,'comment':true};
		showWall(wall,div);
	}
}



function showWallPage(newPage, options, container){
	
	options.page = newPage;
	
	showWall(options,container);
	
}


function showWall(options, container){
	
	var postObject = new Object;
	
	postObject.idtarget = options.target;
	
	postObject.postType = options.type;
	
	postObject.page = options.page;

	postObject.resultsPerPage = options.resultsPerPage;

	postObject.timestamp = options.timestamp;

	postObject.showcomment = options.comment;
	
	postObject.filter = options.filter;
	
	
	$("#" + container).prepend('<div class="loading-wall"> getting posts</div>').fadeIn(600);
	
	$.post("/app/wall/getwall/", postObject, function(data){
		$("#" + container).html(data);
		
		$.get("/app/wall/getunread",function(data){
			$("#unread .unread-count").html("("+data+")");
		})
		
	});
	
	return true;
	
	
}

function _addComment(messageContainer, idtarget, postType, idparent, id) {
	
	var message =  $("#"+messageContainer).val();
	
	// Fade out the file container if it is open
	if (idparent == 0) {
		div = postType + '-' + idtarget;
	} else {
		div = idparent;
	}
	

	if (message != "") {

		$("#file-"+div).fadeOut(600);
		
		var postObject = new Object;
		postObject.idtarget = idtarget;
		postObject.message = message;
		postObject.postType = postType;
		postObject.idparent = idparent;
		
		if(id != undefined) 
			postObject.id = id;

		divId = "wallpost-thread-" + idparent;
		loadingDiv = "loadingMsg" + idparent;

		$("#" + loadingDiv).fadeIn(600);

		$.post("/app/wall/add/", postObject, function(data) {
			$("#" + loadingDiv).fadeOut(600,function(){
				// Returns the whole thread
				if (idparent == 0) {
					// New Thread
					$("div#wallpost-thread-top-"+div).prepend(data).fadeIn(600);
				} else {
					$("#" + divId).html(data).fadeIn(600);
				}
			});
		});
	}else{
		alert("Please add a description if you are uploading a file");
	}
	return false;
}

function _removeComment(id, idtarget, postType) {

	var postObject = new Object;
	postObject.idmessage = id;
	postObject.postType = postType;
	postObject.idtarget = idtarget;

	$("#wallpost-thread-" + id).fadeOut(600);

	$.post("/app/wall/delete/", postObject, function(data) {
	});
	return false;
}

function _preaddComment(message, idtarget, postType, parent) {

	var filediv;
	
	var postObject = new Object;
	
	postObject.message = message;
	postObject.idtarget = idtarget;
	postObject.postType = postType;
	postObject.idparent = parent;
	
	if (parent == 0) {
		filediv = postType + '-' + idtarget;
	} else {
		filediv = parent;
	}
	
	$.post("/app/wall/preadd/", postObject, function(data) {
		$("#uploadFile-"+filediv).fadeOut(600);	
		$("#fileinput-"+filediv).show();
		$("#fileinput-"+filediv).html(data);
		
	});
	return false;
}

function _attachDoc(idtarget, postType, parent) {
	var filediv;

	if (parent == 0) {
		filediv = postType + '-' + idtarget;
	} else {
		filediv = parent;
	}
	
	 
	
	if( $("#file-"+filediv).is(':visible')){
		$("#file-"+filediv).hide();
	}else{
		$("#fileinput-"+filediv).hide();	
		$("#uploadFile-"+filediv).html(" preparing....").fadeIn(600);
		$("#file-"+filediv).show();
		_preaddComment($('#par-' + filediv + ' .comment').val(), idtarget, postType,parent);
	}
	
	
	
}


function _submitFile(element, postType, idtarget,parent){

	var filediv;

	if (parent == 0) {
		filediv = postType + '-' + idtarget;
	} else {
		filediv = parent;
	}
	
	$("#uploadFile-"+filediv).html(" uploading....").fadeIn(600);
			
	_buttonClick(element,filediv);
	
}


function _buttonClick(element,filediv) {
	// remove the label
	
	var allowedfiletypes = new Object;
	allowedfiletypes['wal'] = ".pdf,.doc,.xls,.docx,.xlsx,.rtf,.txt,.zip,.rar,.jpg,.jpeg,.gif,.png";

	// infer the name of the file control based on the name of the button that
	// we clicked
	filecontrolname = element.name.substring(3);
	// check if this is an allowed value for file control
	if ((filecontrolname.substring(0, 3) != 'wal')
			&& (allowedfiletypes[filecontrolname] == undefined)) {
		$('#div' + filecontrolname)
				.prepend(
						"<div id='divError'><img src='/images/icons/form_error.png'/>Unknown Error</div>");

	} else {
		// get the file control
		filecontrol = document.getElementById(filecontrolname);
		// and the filename from it
		filename = filecontrol.value;
		strpos = filename.lastIndexOf(".");
		extension = filename.substr(strpos).toLowerCase();
		allowedextensions = allowedfiletypes['wal'];

		if (!allowedextensions.match(extension)) {
			$('#div' + filecontrolname).prepend(
					"<div id='divError'><img src='/images/icons/form_error.png'/> filetype "
							+ extension + " not allowed. Only files of type "
							+ allowedextensions + " are allowed</div>");
			setTimeout(function() {
				$('#divError').fadeOut('slow');
			}, 2000);

		} else {
			// the second argument of setForm is crucial,
			// which tells Connection Manager this is a file upload form
			YAHOO.util.Connect.setForm(element.form, true);

			var uploadHandler = {
				upload : function(o) {
					$('#div' + filecontrolname).html(o.responseText);
					filecontrol.value = ""; // reset the file control
					$("#uploadFile-"+filediv).hide(); 
				}
			};
			

			var url = "/app/wall/upload/?file=" + filecontrolname;

			YAHOO.util.Connect.asyncRequest("GET", url, uploadHandler);
		}
	}
}


function removeFile(fcn, filename) {

	if (confirm("This cannot be undone. Are you sure you want to delete this file?")) {

		var postObject = new Object;
		postObject.id = filename;
		
		divid = "div"+fcn;
		
		$('#'+divid).hide(); 
		$('#divWorkToggle' + filename).fadeIn(600); 
		
		$.post("/app/wall/removefile/", postObject, function(data) {
			$('#divWorkToggle' + filename).fadeOut(600); 
			$('#'+divid).html(data).fadeIn(200);
		});
	}
	return false;
	
}

function _clickComment(id) {
	$("#"+id).toggle();
}