// JavaScript Document
function sho1(){
		document.getElementById("c1").style.display="";
		document.getElementById("c2").style.display="none";
		document.getElementById("c3").style.display="none";
		//document.getElementById("c4").style.display="none";
	}
function sho2(){
		document.getElementById("c2").style.display="";
		document.getElementById("c1").style.display="none";
		document.getElementById("c3").style.display="none";
		//document.getElementById("c4").style.display="none";
	}
function sho3(){
		document.getElementById("c3").style.display="";
		document.getElementById("c2").style.display="none";
		document.getElementById("c1").style.display="none";
		//document.getElementById("c4").style.display="none";
	}
function show(){
	    document.getElementById("c4").style.display="";
		document.getElementById("c3").style.display="none";
		document.getElementById("c2").style.display="none";
		document.getElementById("c1").style.display="none";
	}