function clip_Switch1() 
	      {
	        document.getElementById("topNews_1").style.display="block";
	        document.getElementById("topNews_2").style.display="none";
	        document.getElementById("pibutd").className="toppibuNews_ON";
	        document.getElementById("fanbutd").className="toppibuNews_OFF";
	      }
	      
	      function clip_Switch2() 
	      {
	        document.getElementById("topNews_2").style.display="block";
	        document.getElementById("topNews_1").style.display="none";
	        document.getElementById("pibutd").className="toppibuNews_OFF";
	        document.getElementById("fanbutd").className="toppibuNews_ON";
	      }
	      function clip_Switch3() 
	      {
	        document.getElementById("topNews_3").style.display="block";
	        document.getElementById("topNews_4").style.display="none";
	        document.getElementById("zptd").className="topzpNews_ON";
	        document.getElementById("sxtd").className="topsxNews_OFF";
            var danwei=document.getElementById("lblDanwei");
            danwei.innerText="单位：顶/元";
	      }
	      
	      function clip_Switch4() 
	      {
	        document.getElementById("topNews_4").style.display="block";
	        document.getElementById("topNews_3").style.display="none";
	        document.getElementById("zptd").className="topzpNews_OFF";
	        document.getElementById("sxtd").className="topsxNews_ON";
	        var danwei=document.getElementById("lblDanwei");
            danwei.innerText="单位：吨/元";
	      }