$('.content').css('background','url(images/metropolisbanner.png)'); $(".sparkle1").animate({opacity:0},0); $(".sparkle2").animate({opacity:0},0); $(".sparkle3").animate({opacity:0},0); $(".sparkle4").animate({opacity:0},0); a = window.setInterval("startSparkle('sparkle1',a)",0); b = window.setInterval("startSparkle('sparkle2',b)",2000); c = window.setInterval("startSparkle('sparkle3',c)",1000); d = window.setInterval("startSparkle('sparkle4',d)",3000);