/*
 *  ShareBar - Creates a dynamic, vertical sharing bar to the left of a WordPress post and hides it if browser window is too small
 *  Copyright 2010 Monjurul Dolon, http://mdolon.com/
 *  Released under the MIT, BSD, and GPL Licenses.
 *  More information: http://devgrow.com/sharebar
 */
jQuery.fn.sharebar = function(options) {
  var defaults = {horizontal: true, swidth: 65, minwidth: 1000, position: 'left', leftOffset: 20, rightOffset: 10};
  var opts = jQuery.extend(defaults, options); var o = jQuery.meta ? jQuery.extend({}, opts, jQueryjQuery.data()) : opts;

  var w = jQuery(window).width();
  var sharebar = jQuery('#sharebar');
  var sharebarx = jQuery('#sharebarx');
  var parent = jQuery(sharebar).parent().width();
  var start = sharebar_init();

  function sharebar_init(){
    jQuery(sharebar).css('width',o.swidth+'px');
    if (o.position == 'left') jQuery(sharebar).css('marginLeft',(0-o.swidth-o.leftOffset));
    else {
      jQuery(sharebar).css('marginLeft',(parent+o.rightOffset));
    }
    if(w < o.minwidth && o.horizontal) jQuery(sharebarx).slideDown();
    else jQuery(sharebar).fadeIn();
    jQuery.event.add(window, "scroll", sharebar_scroll);
    jQuery.event.add(window, "resize", sharebar_resize);
    return jQuery(sharebar).offset().top;
  }
  function sharebar_resize() {
    var w = jQuery(window).width();
    if(w<o.minwidth){
      jQuery(sharebar).fadeOut();
      if(o.horizontal) jQuery(sharebarx).slideDown();
    }else{
      jQuery(sharebar).fadeIn();
      if(o.horizontal) jQuery(sharebarx).slideUp();
    }
  }
  function sharebar_scroll() {
    var p = jQuery(window).scrollTop();
    var w = jQuery(window).width();
    jQuery(sharebar).css('position',((p+10)>start) ? 'fixed' : 'absolute');
    jQuery(sharebar).css('top',((p+10)>start) ? '10px' : '');
  }

};