text: jQuery(function($){
  	$(document).ready(	function(){
  	var contentButton = [];
  	var contentTop = [];var content = [];
  	var lastScrollTo
  	var itemClass = '';
  	var itemHover = '';
  	var menuSize = null;
  	var stickyHeight = 0;
  	var stickyMarginB = 0;
  	var currentMarginT = 0;
  	var topMargin = 0;
  	$(window).scroll(function(event){var st = $(this).scrollTop();
  
  
  		if (st > lastScrollTop){
  			scrollDir = 'down';
  	} 
  		else {
  			scrollDir = 'up';}lastScrollTop = st;
  	});
  
  	$.fn.stickUp = function( options ) {$(this).addClass('stuckMenu');
  	var objn = 0;if(options != null) {for(var o in options.parts)
  	{
  		if (options.parts.hasOwnProperty(o)){content[objn] = options.parts[objn];objn++;
  		}
  	}
  		if(objn == 0) {console.log('error:needs arguments');
  	}
  
  	itemClass = options.itemClass;itemHover = options.itemHover;
  		if(options.topMargin != null) 
  		{
  			if(options.topMargin == 'auto') 
  			{
  				topMargin = parseInt($('.stuckMenu').css('margin-top'));
  			} 
  			else {
  					if(isNaN(options.topMargin) && options.topMargin.search("px") > 0)
  					{
  						topMargin = parseInt(options.topMargin.replace("px",""));
  					} 
  						else if(!isNaN(parseInt(options.topMargin))) {
  							topMargin = parseInt(options.topMargin);
  						} 
  						else {
  							console.log("incorrect argument, ignored.");
  							topMargin = 0;
  						}	
  					}
  				} 
  				else {topMargin = 0;
  				}
  				menuSize = $('.'+itemClass).size();
  			}
  				stickyHeight = parseInt($(this).height());
  				stickyMarginB = parseInt($(this).css('margin-bottom'));
  				currentMarginT = parseInt($(this).next().closest('div').css('margin-top'));
  				vartop = parseInt($(this).offset().top);
  			};
  
  
  
  						$(document).on('scroll', function() 
  						{
  							varscroll = parseInt($(document).scrollTop());
  							if(menuSize != null)
  							{
  								for(var i=0;i < menuSize;i++)
  									{
  										contentTop[i] = $('#'+content[i]+'').offset().top;
  									function bottomView(i) {
  										contentView = $('#'+content[i]+'').height()*.4;
  								testView = contentTop[i] - contentView;if(varscroll > testView){$('.'+itemClass).removeClass(itemHover);
  								$('.'+itemClass+':eq('+i+')').addClass(itemHover);}
  								else if(varscroll < 50){$('.'+itemClass).removeClass(itemHover);$('.'+itemClass+':eq(0)').addClass(itemHover);}}
  								if(scrollDir == 'down' && varscroll > contentTop[i]-50 && varscroll < contentTop[i]+50) {
  									$('.'+itemClass).removeClass(itemHover);
  								$('.'+itemClass+':eq('+i+')').addClass(itemHover);}
  								if(scrollDir == 'up') {bottomView(i);
  								}
  							}
  						}
  								if(vartop < varscroll + topMargin)
  									{
  										$('.stuckMenu').addClass('isStuck');
  								$('.stuckMenu').next().closest('div').css({'margin-top': stickyHeight + stickyMarginB + currentMarginT + 'px'}, 10);
  								$('.stuckMenu').css("position","fixed");
  								$('.isStuck').css({top: '0px'}, 10, function(){});};
  								if(varscroll + topMargin < vartop)
  								{
  									$('.stuckMenu').removeClass('isStuck');
  									$('.stuckMenu').next().closest('div').css({'margin-top': currentMarginT + 'px'}, 10);
  								$('.stuckMenu').css("position","relative");
  							};
  						});
  					});
  });