Center div javascript
var center_div = function(){
function centerContent()
{
var container = $('.login-section ');
var content = $('.wrapper');
content.css("left", (container.width()-content.width())/2);
content.css("top", (container.height()-content.height())/2.5);
}
$(window).resize(function()
{
centerContent();
});
centerContent();
};