function Check_Length()
{
      text = document.getElementById('comment').value;
      text_num = text.length;
      maxtext_num = 1000;//максимальное кол-во символов в сообщении
      if (text_num >= maxtext_num ){
        document.getElementById('comment').value = text.substring(0,1000);
      }
}
var show_hide_comment_id = '';
function show_hide_comment_reply_form(comment_id, url_site){
	if (document.getElementById('comment_reply_form_'+comment_id).style.display=='none' || document.getElementById('comment_reply_form_'+comment_id).style.display=='') {
		document.getElementById('comment_reply_form_'+comment_id).style.display='block';
		document.getElementById('crf_sh_'+comment_id).innerHTML='-';
		//document.getElementById('span_pm_'+comment_id).innerHTML = '<a class="pl_min com_otvet" onclick="show_hide_comment_reply_form('+comment_id+', \''+url_site+'\');void(0);">ответить&nbsp;<img name="minus_'+comment_id+'" src="'+url_site+'/img/minusg.gif" class="no_border no_margin"></a>';
		if (show_hide_comment_id!='') {
			document.getElementById('comment_reply_form_'+show_hide_comment_id).style.display='none';
			document.getElementById('crf_sh_'+show_hide_comment_id).innerHTML='+';
			//document.getElementById('span_pm_'+comment_id).innerHTML = '<a class="pl_min com_otvet" onclick="show_hide_comment_reply_form('+comment_id+', \''+url_site+'\');void(0);">ответить&nbsp;<img name="plus_'+comment_id+'" src="'+url_site+'/img/plusg.gif" class="no_border no_margin"></a>';
			show_hide_comment_id = comment_id;
			}
		else {show_hide_comment_id = comment_id;}
		} 
	else {
		document.getElementById('comment_reply_form_'+comment_id).style.display='none';
		document.getElementById('crf_sh_'+comment_id).innerHTML='+';
		//document.getElementById('span_pm_'+comment_id).innerHTML = '<a class="pl_min com_otvet" onclick="show_hide_comment_reply_form('+comment_id+', \''+url_site+'\');void(0);">ответить&nbsp;<img name="plus_'+comment_id+'" src="'+url_site+'/img/plusg.gif" class="no_border no_margin"></a>';
		show_hide_comment_id = '';
		};
	};