text='szoveg';
        function insert_text(el,ins) {
          if (el.setSelectionRange){
            var selectedText = el.value.substring(el.selectionStart, el.selectionEnd);
            var poz = el.value.length;
            if (selectedText) {
              ins = ins.replace(/_x_/, selectedText);
              if (ins.indexOf('!') == -1) {
                poz = el.selectionStart+ins.length;
              } else {
                poz = el.selectionStart+ins.indexOf('!');
                ins = ins.replace(/!/, '');
              }
            } else {
              ins = ins.replace(/=!/, '');
              poz = el.selectionStart+(ins.indexOf('_x_')<0?0:ins.indexOf('_x_'));
              if (poz < 0) poz = 0;
              ins = ins.replace(/_x_/, '');
            }
            var storedTop = el.scrollTop;
            el.value = el.value.substring(0,el.selectionStart) + ins + el.value.substring(el.selectionEnd,el.value.length);
            el.focus();
            el.setSelectionRange(poz, poz);
            el.scrollTop = storedTop;
          } else if (document.selection && document.selection.createRange) {
            el.focus();
            var range = document.selection.createRange();
            var storedTop = el.scrollTop;

            // ie selection(start|end) fix
            var stored_range = range.duplicate();
            stored_range.moveToElementText( el );
            stored_range.setEndPoint( 'EndToEnd', range );
            el.selectionStart = stored_range.text.length - range.text.length;
            el.selectionEnd = el.selectionStart + range.text.length;

            if (range.text != '') {
              ins = ins.replace(/_x_/, range.text);
              if (ins.indexOf('!') == -1) {
                poz = el.selectionStart+ins.length;
              } else {
                poz = el.selectionStart+ins.indexOf('!');
                ins = ins.replace(/!/, '');
              }
            } else {
              ins = ins.replace(/!/, '');
              poz = el.selectionStart+(ins.indexOf('_x_')<0?0:ins.indexOf('_x_'));
              if (poz < 0) poz = 0;
              ins = ins.replace(/_x_/, '');
            }
            range.text = ins;

            var newRange = el.createTextRange();
            newRange.moveStart('character', poz);
            newRange.collapse();
            newRange.select();
            el.focus();
            el.scrollTop = storedTop;
          }
        }