// JavaScript Document
var mm =0;

function show(x){

	if(document.getElementById){

		if(mm!=0 && mm==x){
			document.getElementById(mm).style.display = "none";
			mm=0;
		}
		else{
			if(mm!=0){
				document.getElementById(mm).style.display = "none";
			}
			document.getElementById(x).style.display = "block";
			mm=x;
		}
	}
	else if(document.all){

		if(mm!=0 && mm==x){
			document.all(mm).style.display ="none";
			mm=0;
		}
		else{
			if(mm!=0){
				document.all(mm).style.display = "none";
			}
			document.all(x).style.display = "block";
			mm=x;
		}
	}
}