text: 			 
  $(function()
  {
  	var _sTop=0;
  	$(window).scroll(function(){
  		_sTop=$(this).scrollTop();
  		if(_sTop>=1){
  			$(".header").css({"max-width":"1080px", "margin": "0 auto", "position":"relative"});
  			$("header").css({"position":"fixed", "border-bottom": "1px solid rgba(0, 0, 0, 0.1)", "border-top-right-radius": "3px", "border-top-left-radius": "3px", "opacity": "1","background-color": "#fff", "z-index": "20", "height": "60" });
  			
  		}else{
  			$("header").css({"position":"absolute", "border-color": "none", "border-bottom": "none","background-color": "transparent", "z-index": "1", "height": "60"});
  		}	
  	});
  })