jQuery Window Resize

    var $window = jQuery(window);

    function checkWidth() {
        var windowsize = $window.width();
        if (windowsize > 1400) {            
            jQuery("#first-tab").click(function() {
           	//do something
            });
        } else {
            jQuery("#first-tab").click(function() {
		//do something
            });
        }
    }

    // Execute on load
    checkWidth();

    // Bind event listener
    jQuery(window).bind('resize', checkWidth);