наш?л прям в движке этого форума :   function insert_text(open, close)  {  msgfield = (document.all) ? document.all.req_message : document.forms['post']['req_message'];   // IE support  if (document.selection && document.selection.createRange)  {  msgfield.focus();  sel = document.selection.createRange();  sel.text = open + sel.text + close;  msgfield.focus();  }   // Moz support  else if (msgfield.selectionStart || msgfield.selectionStart == '0')  {  var startPos = msgfield.selectionStart;  var endPos = msgfield.selectionEnd;   msgfield.value = msgfield.value.substring(0, startPos) + open + msgfield.value.substring(startPos, endPos) + close + msgfield.value.substring(endPos, msgfield.value.length);  msgfield.selectionStart = msgfield.selectionEnd = endPos + open.length + close.length;  msgfield.focus();  }   // Fallback support for other browsers  else  {  msgfield.value += open + close;  msgfield.focus();  }   return;  }