var sndReqBefore = null;
var sndReqAfter = null;

function getReqType(type)
{
  var sRet = "GET";
  try
  {
    sRet = (type != "POST" || type != "GET" ? "GET" : type);
  }
  catch (e)
  {
    sRet = "GET";
  }
  return sRet;
}

function multiple1(elm, str){
    var val='';
    for(var i=0;i<elm.options.length;i++){
        if(elm.options[i].selected==true){
            val += ',';
            val += elm.options[i].value;
        }
    }
    val = val.substring(1);
    return '&'+str+'='+val; 
}

function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

var http = createRequestObject();

function delReq(page, type) {
    http.open(getReqType(type), page, true);
    http.onreadystatechange = del;
    http.setRequestHeader("Content-Type", "html"); 
    http.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT" );
    http.send(null);
}

////////////////////////////////////////////////////QueJax///////////////////////////////////////
function ticket_roll(){
    this.num    =   0;
    this.cur    =   0;
    this.div    =   Array();
    this.page   =   Array();
    this.arg    =   Array();
    this.add    =   ticketadd;
    this.cont   =   conticket;
    this.type   =   Array();
}

function conticket(){
    this.cur++;
    if(this.cur<this.num){
        ajExec(this.cur);
    }
}

function ticketadd(divname, page, arg, type){
    this.div[this.num] = divname;
    this.page[this.num] = page;
    this.arg[this.num] = arg;
    this.type[this.num] = getReqType(type);
    if(this.num == this.cur)
        ajExec(ticket.cur);
    this.num++;
}

function sndReq(divname, page, arg, type){
    ticket.add(divname, page, arg, type);
}

function ajExec(number){
    var cmd = '\''+ticket.div[number]+'\', \''+ticket.page[number]+'\'';
    if(ticket.arg[number])
        cmd += ', '+ticket.arg[number];
    eval('execReq('+cmd+');');
}

ticket = new ticket_roll();
var divid = null;

function execReq(divname, page, arg, type) {
    divid = divname;
    http.open(getReqType(type), page);
    http.onreadystatechange = handler;
    http.setRequestHeader("Content-Type", "html"); 
    http.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT" );
    http.send(null);
}

function sndSubReq(page, divname, arg, type) {
    if(!divname){
        divname = 'content';
    }
    ticket.add(divname, page, arg, type);
}


function handler()
{
  switch (http.readyState)
  {
    case 1:
        document.getElementById('Bloading').className = 'Bloading';
        document.getElementById('Bloading').innerHTML = 'Loading.';
        break;
    case 2:
        document.getElementById('Bloading').innerHTML = 'Loading..';
        break;
    case 3:
        document.getElementById('Bloading').innerHTML = 'Loading...';
        break;
    case 4:
        document.getElementById('Bloading').className = 'hidden';
        document.getElementById('Bloading').innerHTML = '';
        document.getElementById(divid).innerHTML = http.responseText;
        document.getElementById(divid).style.visibility = 'visible';
        execJS(document.getElementById(divid));
        if (sndReqAfter)
        {
          sndReqAfter(ticket.div[ticket.cur], ticket.page[ticket.cur], ticket.arg[ticket.cur]);
        }
        ticket.cont();
        break;
  }
}

function del() {
    if(http.readyState == 4){
        document.getElementById('content').innerHTML += http.responseText;
        execJS(document.getElementById('content'));
    }
}

var bSaf = (navigator.userAgent.indexOf('Safari') != -1);
var bOpera = (navigator.userAgent.indexOf('Opera') != -1);
var bMoz = (navigator.appName == 'Netscape');
function execJS(node) {
  var st = node.getElementsByTagName("script");
  var strExec;
  for(var i=0;i<st.length; i++) { 
    if (bSaf) {
      strExec = st[i].innerHTML;
    }
    else if (bOpera) {
      strExec = st[i].text;
    }
    else if (bMoz) {
      strExec = st[i].textContent;
    }
    else {
      strExec = st[i].text;
    }
    try {
      eval(strExec);
    } catch(e) {
      alert(e);
    }
  }
}

function popitup(url, name, yheight, xwidth)
{
  eval('newwindow=window.open(\''+url+'\',\''+name+'\',\'height='+yheight+', width='+xwidth+'\');');
  if (window.focus) {newwindow.focus()}
  return false;
}

function loadContent(file){
  var scriptTag = document.getElementById('loadScript');
  var head = document.getElementsByTagName('head').item(0)
  if(scriptTag) head.removeChild(scriptTag);
  script = document.createElement('script');
  script.src = file;
  script.type = 'text/javascript';
  script.id = 'loadScript';
  head.appendChild(script)
}

function loadLink(file){
  var LinkTag = document.getElementById('loadLink');
  var head = document.getElementsByTagName('head').item(0)
  if(LinkTag) head.removeChild(LinkTag);
  link = document.createElement('link');
  link.href = file;
  link.rel ='stylesheet';
  link.type = 'text/css';
  link.id = 'loadLink';
  head.appendChild(link)
}

function shrink(obj, size){
    if(obj.style.height != size+'px'){
        obj.tmpheight = obj.style.height;
        obj.style.overflow='hidden';
        obj.style.height=size+'px';
    }else{
        obj.style.height=obj.tmpheight;
    }
}

function autocomp(table,col,obj,targ){
    if(obj.value.length>0){
        sndReq(targ,'suggest.php?t='+escape(table)+'&c='+escape(col)+'&val='+escape(obj.value)+'&elm='+escape(obj.id));
        document.getElementById(targ).style.width=parseInt(obj.offsetWidth)+'px';
        document.getElementById(targ).style.top=parseInt(obj.offsetHeight)+parseInt(obj.offsetTop)+'px';
        document.getElementById(targ).style.left=parseInt(obj.offsetLeft)+'px';
        document.getElementById(targ).className ='suggest';
    }else{
        document.getElementById(targ).className ='hidden';
    }
}

function switchvis(id){
    obj=document.getElementById(id);
    if(obj.style.display=='none'){
        obj.style.display='';
    }else{
        obj.style.display='none';
    }
}