var objw = 237;
var yval = 0;
var xval;
function Btnobj(){
xval = $(window).width();
if(xval < 900){ xval = 900; }
$("#inq_btn").css({top: yval + $(window).scrollTop(),left: xval/2 + objw });
}
$(window).scroll(function(){ Btnobj() });
$(window).resize(function(){ Btnobj() });
window.onload = function(){ Btnobj() }