function setSloganPos() 
{
	windowwidth = window.innerWidth;
	newleftpos = Math.round((windowwidth/2)-175);
	$("img#slogan").css("left", newleftpos);
}

$(document).ready(function() {

	setSloganPos();

	$("a#rotate").click(function(event) {
		
		currentrotation = $("img#surfer").css("rotate");
		newrotation = Number(currentrotation)+180;

		
		$("img#surfer").animate({"rotate": newrotation}, "slow");
		event.preventDefault();
	});
	
	$(window).resize(function() {
	
		setSloganPos();
		
	});

	
});