function show(id)
{      
    if (id == "1")
		{										
			if (document.getElementById("t1").style.display != "none")
			    document.getElementById("t1").style.display = "none"
			else document.getElementById("t1").style.display = "inline"
			    document.getElementById("t2").style.display = "none";
			document.getElementById("t3").style.display = "none";
		}
	if (id == "2") 
		{								
			document.getElementById("t1").style.display = "none";
			if (document.getElementById("t2").style.display != "inline")
			    document.getElementById("t2").style.display = "inline"
			else document.getElementById("t2").style.display = "none"
			document.getElementById("t3").style.display = "none";
		}
    if(id == "3") 
		{								
			document.getElementById("t1").style.display = "none";
			document.getElementById("t2").style.display = "none";
			if (document.getElementById("t3").style.display != "inline")
			    document.getElementById("t3").style.display = "inline"
			else document.getElementById("t3").style.display = "none"
		}
}