var timer1 = null;


function readCookie(name){
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0){ 
    offset = document.cookie.indexOf(search);
    if (offset != -1){ 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}

function writeCookie(name, value, hours){
  var expire = "";
  if(hours != null){
    expire = new Date((new Date()).getTime() + hours * 3600000);
    expire = "; expires=" + expire.toGMTString();
  }
  document.cookie = name + "=" + escape(value) + expire;
}

function absPosition(obj) { 
      var x = y = 0;
      while(obj){
		  	obj2 = obj;
            x += obj.offsetLeft; 
            y += obj.offsetTop;
            obj = obj.offsetParent;
      }
      return {x:x, y:y}; 
} 

function moveNear(id, id1){
	if (el = document.getElementById(id)){
		if (el1 = document.getElementById(id1)){
			el.style.top = absPosition(el1).y + 20 + 'px';
			el.style.left = absPosition(el1).x + 100 + 'px';
			el.style.display = 'block';
		}
	}
}

function show_hide(id){
	if (el = document.getElementById(id)){
		el.style.display = 'block';
		timer1 = setTimeout("hide('"+id+"')", 500);
	}
}

function show_nohide(id){
	if (el = document.getElementById(id)){
		el.style.display = 'block';
		clearTimeout(timer1);
	}
}

function show(id){
	if (el = document.getElementById(id)) el.style.display = 'block';
}

function hide(id){
	if (el = document.getElementById(id)) el.style.display = 'none';
}

function sh(id){
	if (el = document.getElementById(id)){
		el.style.display = (el.style.display == 'block')?'none':'block';	el.style.display = 'block';
	}
}

function swap_display(id){
	if (el = document.getElementById(id)){
		if (el.style.display == 'block') el.style.display = 'none'; else
			el.style.display = 'block';
	}	
}

function swap_displaya(id){
	if (el = document.getElementById(id)){
		if (el.style.display == 'inline') el.style.display = 'none'; else
			el.style.display = 'inline';
	}	
}

function scrollText(id){
	moveEl('left', id);
	el = document.getElementById(id);
	if (parseInt(el.style.left) < -1000) el.style.left = '1000px';
}

function moveEl(order, id) {
      // Опеределим шаг прокрутки в пикселях
      var step = 1;
      // Получим доступ к ДИВу
      var movedDiv;
      if (!(movedDiv = document.getElementById(id))) return;
      // Опеределим существующие значения top & left
      var top = movedDiv.style.top ? parseInt(movedDiv.style.top) : 0;
      var left = movedDiv.style.left ? parseInt(movedDiv.style.left) : 0;
      // Установим новые значения style.top & left, в зависимости от направления прокрутки
      switch (order) {
            case "up" :
                  movedDiv.style.top = (top - step) + "px";
            break;
            case "down" :
                  movedDiv.style.top = (top + step) + "px";
            break;
            case "left" :
                  movedDiv.style.left = (left - step) + "px";
            break;
            case "right" :
                  movedDiv.style.left = (left + step) + "px";
            break;
            default :
                  // Nothing
            break;
      }
      return false;
}



function color_link(id, col){
  document.getElementById(id).style.color=col;
}

function line_link(id){
  document.getElementById(id).style.textDecoration='underline';
}

function unline_link(id){
  document.getElementById(id).style.textDecoration='none';
}

function clearText(id, def){
  if (id.value == def) id.value = '';
}

function writeText(id, def){
  if (id.value == '') id.value = def;
}

function openWindow(url, width, height){
  w = screen.availWidth;
  h = screen.availHeight;
  x = (w - width)/2;
  y = (h - height)/2;
  onlineWindow= window.open(url, "_blank", "left="+x+",top="+y+",height="+height+",width="+width+",height="+height+",status=no,toolbar=no,menubar=no,scrollbars=yes,resizable=no");
}

function checkForm(formName, fields, caps){
  var flag=true;
  cnt = fields.length;
  for (i = 0; i < cnt; i++){
    if (document['forms'][formName][fields[i]].value==''){
	  flag=false; window.alert('Не заполнено поле "'+caps[i]+'"');
	  return flag;
	}
  }
  return flag;
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}