/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

8 votes283 views5 answers
Jquery append table row
Javascript jQuery
1 vote238 views2 answers
Jquery scroll width
Javascript jQuery
0 vote262 views1 answer
Jquery event when element is rendered
Javascript jQuery
0 vote293 views1 answer
How to count the rows of gridview in asp.net using jquery
Javascript jQuery
4 votes278 views3 answers
Toggle text jquery
Javascript jQuery
3 votes241 views1 answer
Delegate jquery
Javascript jQuery
22 votes205 views1 answer
Jquery loop over elements
Javascript jQuery
1 vote259 views1 answer
Check all after click first checkbox jquery
Javascript jQuery
2 votes277 views1 answer
Explode in jquery
Javascript jQuery
111 votes382 views6 answers
Jquery link cdn
Javascript jQuery