editor.js

function quote_sel(username)
{
  element = document.getElementById('post_text');
  if (window.getSelection) {
    var str = window.getSelection();
  } else if (document.selection && document.selection.createRange) {
    var range = document.selection.createRange();
    var str = range.text;
  } else {
     alert("К сожалению, Ваш браузер не поддерживает эту функцию");
     return false;
  }
  element.value=element.value+'[quote='+username+']'+str+'[/quote]\n';
  element.focus();
  return false;
}

function quote_text(elem,username)
{
  element = document.getElementById('post_text');
  txt = document.getElementById(elem);
  element.value=element.value+'[quote='+username+']'+txt.innerText+'[/quote]\n';
  element.focus();
  return false;
}
  
function editor_insert_tags(tag) {
  element = document.getElementById('post_text');
  if (document.selection) {
    element.focus();
    sel = document.selection.createRange();
    sel.text = '['+ tag + ']' + sel.text + '[/' + tag + ']';
  } else if (element.selectionStart || element.selectionStart == '0') {
    element.focus();
    var startPos = element.selectionStart;
    var endPos = element.selectionEnd;
    element.value = element.value.substring(0, startPos) + '[' + tag + ']' +   element.value.substring(startPos, endPos) + '[/' + tag + ']' + element.value.substring(endPos, element.value.length);
    } else {
      element.value += '[' + tag + '][/' + tag + ']';
    }
}

function editor_insert_tags_wparam(tag,param) {
  element = document.getElementById('post_text');
  if (document.selection) {
    element.focus();
    sel = document.selection.createRange();
    sel.text = '['+ tag + '='+param+']' + sel.text + '[/' + tag + ']';
} else if (element.selectionStart || element.selectionStart == '0') {
  element.focus();
  var startPos = element.selectionStart;
  var endPos = element.selectionEnd;
  element.value = element.value.substring(0, startPos) + '[' + tag + '='+param+']' +   element.value.substring(startPos, endPos) + '[/' + tag + ']' + element.value.substring(endPos, element.value.length);
  } else {
    element.value += '[' + tag + '='+param+'][/' + tag + ']';
  }
}
function editor_insert_tags_wtext(tag,txt) {
  element = document.getElementById('post_text');
  if (document.selection) {
    element.focus();
    sel = document.selection.createRange();
    sel.text = sel.text + '['+ tag+ ']' + txt + '[/' + tag + ']';
} else if (element.selectionStart || element.selectionStart == '0') {
  element.focus();
  var endPos = element.selectionEnd;
  element.value = element.value.substring(0, endPos) + '[' + tag + ']' + txt + '[/' + tag + ']' + element.value.substring(endPos, element.value.length);
  } else {
    element.value += '[' + tag + ']' + txt + '[/' + tag + ']';
  }
}  

function editor_insert_text(txt) {
  element = document.getElementById('post_text');
  if (document.selection) {
    element.focus();
    sel = document.selection.createRange();
    sel.text = sel.text + txt;
} else if (element.selectionStart || element.selectionStart == '0') {
  element.focus();
  var endPos = element.selectionEnd;
  element.value = element.value.substring(0, endPos) + txt + element.value.substring(endPos, element.value.length);
  } else {
    element.value += txt;
  }
}  

function toggle_vis(element)
{
  if (element.style.display=="block") 
    element.style.display="none"; 
  else 
    element.style.display="block";
  return false;
}