function slideSwitch()
{
	var $current = $('.current_slide');
    var $next = $('.current_slide').next('div');
	
	$current.fadeOut("slow").removeClass("current_slide").end();
         
	if(!$next.length) { $next = $('#preview-img :first-child'); }
	
	$next.addClass("current_slide").fadeIn(1000).end();
}

function smallScreenFixer()
{
	if(screen.availHeight < 800)
	{
		$("#header").css("position","static");
	}
}

$(document).ready(function(){ 
	smallScreenFixer();
	$('#preview-img div').hide();
	$('#preview-img :first-child').addClass("current_slide").fadeIn(1000);
	setInterval( "slideSwitch()", 8000 );
});