$(window).setBreakpoints({
// use only largest available vs use all available
	distinct: true, 
// array of widths in pixels where breakpoints
// should be triggered
	breakpoints: [
		320,
		480,
		768,
		1024
	] 
});		

$(window).bind('enterBreakpoint320',function() {
	...
});

$(window).bind('exitBreakpoint320',function() {
	...
});

$(window).bind('enterBreakpoint768',function() {
	...
});

$(window).bind('exitBreakpoint768',function() {
	...
});


$(window).bind('enterBreakpoint1024',function() {
	...
});

$(window).bind('exitBreakpoint1024',function() {
	...
});