function ChangeLayer(index)
		  {		   
		     if(index==1)
		     {
		       document.getElementById("CIPCLayer1").style.display = "";
		       document.getElementById("CIPCLayer2").style.display = "none";
			   document.getElementById("CIPCLayer3").style.display = "none";
		       
		     }
		     else if(index == 2)
		     {
		       document.getElementById("CIPCLayer1").style.display = "none";
		       document.getElementById("CIPCLayer2").style.display = "";
			   document.getElementById("CIPCLayer3").style.display = "none";
		       
		     }
			 else if(index == 3)
		     {
		       document.getElementById("CIPCLayer1").style.display = "none";
		       document.getElementById("CIPCLayer2").style.display = "none";
			   document.getElementById("CIPCLayer3").style.display = "";
		       
		     }
		     
		  }