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/*jshint strict:true, browser:true, curly:true, eqeqeq:true, expr:true, forin:true, latedef:true, newcap:true, noarg:true, trailing: true, undef:true, unused:true */

/*global jQuery: true*/

// General Insert API functions.

(function ($) {

  "use strict";

  $.fn.insertAtCursor = function (tagName) {

    return this.each(function(){

      if (document.selection) {

        //IE support

        this.focus();

        var sel = document.selection.createRange();

        sel.text = tagName;

        this.focus();

      }

      else if (this.selectionStart || this.selectionStart === 0) {

        //MOZILLA/NETSCAPE support

        var startPos = this.selectionStart;

        var endPos = this.selectionEnd;

        var scrollTop = this.scrollTop;

        this.value = this.value.substring(0, startPos) + tagName + this.value.substring(endPos,this.value.length);

        this.focus();

        this.selectionStart = startPos + tagName.length;

        this.selectionEnd = startPos + tagName.length;

        this.scrollTop = scrollTop;

      } else {

        this.value += tagName;

        this.focus();

      }

    });

  };

})(jQuery);