JQuery Scroll #js #scroll

MeashureHeight.js

function onScrollActivateSectionAnchor(){

	var scrollTop  = $(window).scrollTop();
	var header= $('#header').offset().top;
	var headerHight = $('#header').height();
	var headerHalf = (headerHight/2)-70;

	$('.scrollAnchor').each(function(){
		var distance= $(this).offset().top - scrollTop;
		var height= $(this).height();
		var quarter = height/4;
		var half = height/2;
		var threeQuarter = quarter*3;

		var filter = $(this).attr('data-filter');
		if(header - scrollTop <= -headerHalf){
			$('.sideSection.first').addClass('mid');
		}
		else{
			$('.sideSection.first').removeClass('mid');
		}
		if(header - scrollTop <= -headerHight){
			$('.sideSection.first').addClass('full');
		}
		else{
			$('.sideSection.first').removeClass('full');
		}
		if(distance <= 70){
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).addClass('passed');
				}
			});
		}
		else{
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).removeClass('passed');
				}
			});
		}
		if(distance <= -quarter){
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).addClass('quarter').removeClass('mid').removeClass('.threeQuarter').removeClass('full');
				}
			});
		}
		else{
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).removeClass('quarter').removeClass('mid').removeClass('threeQuarter').removeClass('full');
				}
			});
		}
		if(distance <= -half){
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).addClass('mid').removeClass('quarter').removeClass('.threeQuarter').removeClass('full');
				}
			});
		}
		else{
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).removeClass('mid').removeClass('threeQuarter').removeClass('full');
				}
			});
		}
		if(distance <= -threeQuarter){
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).addClass('threeQuarter').removeClass('quarter').removeClass('.mid').removeClass('full');
				}
			});
		}
		else{
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).removeClass('threeQuarter').removeClass('full');
				}
			});
		}
		if(distance <= -height){
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).addClass('full').removeClass('quarter').removeClass('.mid').removeClass('threeQuarter');
				}
			});
		}
		else{
			$('.sideSection').each(function(){
				if($(this).attr('data-filter') == filter){
					$(this).removeClass('full');
				}
			});
		}

	})


};

Scroll Fade Out.js

jQuery(window).scroll(function() {
   if (jQuery(this).scrollTop() > 250) {    
       jQuery('#topwrap').fadeIn();
       clearTimeout(jQuery.data(this, 'scrollTimer'));
        jQuery.data(this, 'scrollTimer', setTimeout(function() {
            jQuery('#topwrap').fadeOut();
        }, 1000));
   } else {
       jQuery('#topwrap').fadeOut();
   }
});

scroll Top Button.js

jQuery('#linktotop').click(function() {
   jQuery("html, body").animate({
       scrollTop: 0
   }, 600);
   return false;
});

Scroll Top Element.js

$('html,body').animate({
	scrollTop: $(this).offset().top - 80
},'slow');

Scroll.js

$('html, body').animate({
  scrollTop: $(".error").offset().top - 200
}, 200);