on window resize once code example

Example 1: on window resize and on page load

// Bind to the resize event of the window object
$(window).on("resize", function () {
    // Set .right's width to the window width minus 480 pixels
    $(".content .right").width( $(this).width() - 480 );
// Invoke the resize event immediately
}).resize();

Example 2: window resize done

function resizedw(){
    // Haven't resized in 100ms!
}

var doit;
window.onresize = function(){
  clearTimeout(doit);
  doit = setTimeout(resizedw, 100);
};