Detect Fixed position JavaScript not working in IE

[Moriannop]

i use YS for fixed position menu, is working fine in firefox but not working in IE.\[code\]$(function(){ // this is the shorthand for document.ready $(document).scroll(function(){ // this is the scroll event for the document scrolltop = $(document).scrollTop(); // by this we get the value of the scrolltop ie how much scroll has been don by user if(parseInt(scrolltop) >= 80) // check if the scroll value is equal to the top of navigation { $("#navbar").css({"position":"fixed","top":"0"}); // is yes then make the position fixed to top 0 } else { $("#navbar").css({"position":"absolute","top":"80px"}); // if no then make the position to absolute and set it to 80 } }}\[/code\]Any solution fixing this problem for ie?