/Javascript/jQuery/Jquery fixed element on scroll footer

Jquery fixed element on scroll footer

var socialFloat = document.querySelector('#social-float');
var footer = document.querySelector('#footer');

function checkOffset() {
  function getRectTop(el){
    var rect = el.getBoundingClientRect();
    return rect.top;
  }
  
  if((getRectTop(socialFloat) + document.body.scrollTop) + socialFloat.offsetHeight >= (getRectTop(footer) + document.body.scrollTop) - 10)
    socialFloat.style.position = 'absolute';
  if(document.body.scrollTop + window.innerHeight < (getRectTop(footer) + document.body.scrollTop))
    socialFloat.style.position = 'fixed'; // restore when you scroll up
  
  socialFloat.innerHTML = document.body.scrollTop + window.innerHeight;
}

document.addEventListener("scroll", function(){
  checkOffset();
});

Source: stackoverflow.com

Similar codes

1 vote191 views1 answer
Store id of an element jquery
Javascript jQuery
1 vote312 views1 answer
On scroll down show alert jquery
Javascript jQuery
3 votes215 views3 answers
Js to jquery ONLINE converter
Javascript jQuery
5 votes219 views3 answers
Block enter key using jquery
Javascript jQuery
0 vote215 views1 answer
Selected option attribute jquery
Javascript jQuery
1 vote184 views1 answer
Jquery setinterval clear after first attempt
Javascript jQuery
6 votes206 views6 answers
Add option to select jquery
Javascript jQuery
0 vote226 views1 answer
Delete all the fields on the form whit jquery
Javascript jQuery
0 vote228 views4 answers
Jquery confirm dialog
Javascript jQuery
1 vote237 views2 answers
Jquery number counter
Javascript jQuery