var http_request = false;   
function makePOSTRequest(url, parameters){
	http_request = false;
		if(window.XMLHttpRequest){
			http_request = new XMLHttpRequest();
				if(http_request.overrideMimeType){
					http_request.overrideMimeType('text');
				}
		}else if(window.ActiveXObject){
			try{
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			}catch(e){
				try{
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				}catch(e){
					
				}
			}
		}
		if(!http_request)return false;
		http_request.onreadystatechange=alertContents;
		
		http_request.open('POST', url, true);
      	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      	http_request.setRequestHeader("Content-length", parameters.length);
      	http_request.setRequestHeader("Connection", "close");
      	http_request.send(parameters);
} 
function alertContents(){
	if(http_request.readyState == 4){
		if(http_request.status == 200){
			eval(http_request.responseText);
		}else{
			return false;
		}
	}
}
function $(id) {
	return document.getElementById(id);
}
function show(id){
	$(id).style.display="block";
}
function hide(id){
	$(id).style.display="none";
}
function swich(id){
	if($(id).style.display=="none"){
		$(id).style.display="block";
	}else{
		$(id).style.display="none";
	}
}
function sNoteDetails(num,nid,mt){
	var nBlk='n_details'+num;
	swich(nBlk);
	if($(nBlk).style.display=="block"){
		if(navigator.appName=="Microsoft Internet Explorer"){
			$(nBlk).style.marginLeft=(-250+(num*3))+"px";
		}else{
			$(nBlk).style.marginLeft=(280+(num*3))+"px";
		}
		$(nBlk).innerHTML='';
		$('note_r_lbf'+num).getElementsByTagName('p')[0].style.fontWeight="bold";
		$('note_r_lbf'+num).getElementsByTagName('p')[1].style.fontWeight="bold";
		$('note_r_lbf'+num).getElementsByTagName('p')[2].style.fontWeight="bold";
	}else{
		$('note_r_lbf'+num).getElementsByTagName('p')[0].style.fontWeight="normal";
		$('note_r_lbf'+num).getElementsByTagName('p')[1].style.fontWeight="normal";
		$('note_r_lbf'+num).getElementsByTagName('p')[2].style.fontWeight="normal";
	}
	makePOSTRequest('../js/php/notes_txt.php',"num="+num+"&nid="+nid+"");
}
function hNd(num){
	hide('n_details'+num);
	$('note_r_lbf'+num).getElementsByTagName('p')[0].style.fontWeight="normal";
	$('note_r_lbf'+num).getElementsByTagName('p')[1].style.fontWeight="normal";
	$('note_r_lbf'+num).getElementsByTagName('p')[2].style.fontWeight="normal";
}
function upZind(num){
	var nBlk='n_details'+num;
	if($(nBlk).style.display=="block"){
		$(nBlk).style.zIndex=(num+100);
	}
}
function downZind(num){
	var nBlk='n_details'+num;
	if($(nBlk).style.display=="block"){
		$(nBlk).style.zIndex=(num);
	}
}

function searchNote(clas,uid){
	if($('search_note').value.length==0){
		$('notes_todof').submit();
	}else{
		$('ajax_loader').innerHTML='<img src="http://'+window.location.hostname+'/img/ajax-loader.gif" width="15" alt="loading" />';
		makePOSTRequest('../js/php/notes_filter.php',"clas="+clas+"&uid="+uid+"&search="+$('search_note').value);
	}
}
function sRdr(n,n2,bgc,nid,name,title,time){
	$('note_r_tbl').innerHTML+='\
	<div class="note_r_lb" id="note_r_lbf'+n+'" style="background-color:'+bgc+'">\
		<p class="n1" onmousedown="sNoteDetails('+n+','+nid+','+n2+');\">'+nid+'</p>\
		<p class="n2" onmousedown="sNoteDetails('+n+','+nid+','+n2+');\">'+name+'</p>\
		<p class="n3" onmousedown="sNoteDetails('+n+','+nid+','+n2+');\">'+title+'</p>\
		<p class="n4" onmousedown="sNoteDetails('+n+','+nid+','+n2+');\">'+time+'</p>\
			<div class="n_details" id="n_details'+n+'" \
				style="display:none" style="z-index:'+n+'" onmouseover="upZind('+n+');" onmouseout="downZind('+n+');"></div>\
	</div>';
}
function noteDel(nid){
	if(confirm('Сигурен ли си ?')){
		makePOSTRequest('../js/php/notes_del.php',"nid="+nid);
	}else{
		return true;
	}
}

/*********************************** USERS AREA **************************************/

function sUserDetails(num,uid,mt){
	var uBlk='u_details'+num;
	swich(uBlk);
	if($(uBlk).style.display=="block"){
		if(navigator.appName=="Microsoft Internet Explorer"){
			$(uBlk).style.marginLeft=(-250+(num*3))+"px";
		}else{
			$(uBlk).style.marginLeft=(280+(num*3))+"px";
		}
		$(uBlk).innerHTML='';
		$('user_r_lbf'+num).getElementsByTagName('p')[0].style.fontWeight="bold";
		$('user_r_lbf'+num).getElementsByTagName('p')[1].style.fontWeight="bold";
		$('user_r_lbf'+num).getElementsByTagName('p')[2].style.fontWeight="bold";
	}else{
		$('user_r_lbf'+num).getElementsByTagName('p')[0].style.fontWeight="normal";
		$('user_r_lbf'+num).getElementsByTagName('p')[1].style.fontWeight="normal";
		$('user_r_lbf'+num).getElementsByTagName('p')[2].style.fontWeight="normal";
	}
	makePOSTRequest('../js/php/users_txt.php',"num="+num+"&uid="+uid+"");
}
function UsrUpZind(num){
	var uBlk='u_details'+num;
	if($(uBlk).style.display=="block"){
		$(uBlk).style.zIndex=(num+100);
	}
}
function UsrDownZind(num){
	var uBlk='u_details'+num;
	if($(uBlk).style.display=="block"){
		$(uBlk).style.zIndex=(num);
	}
}
function hUd(num){
	hide('u_details'+num);
	$('user_r_lbf'+num).getElementsByTagName('p')[0].style.fontWeight="normal";
	$('user_r_lbf'+num).getElementsByTagName('p')[1].style.fontWeight="normal";
	$('user_r_lbf'+num).getElementsByTagName('p')[2].style.fontWeight="normal";
}
function userDel(uid,username){
	if(confirm('Сигурен ли си ?')){
		makePOSTRequest('../js/php/user_del.php',"uid="+uid+"&username="+username);
	}else{
		return true;
	}
}