function showinfo(val)
{
    var oTable0 = document.getElementById("intro");
    var oTable1 = document.getElementById("feeding");
    var oTable2 = document.getElementById("nutrition");
    var oTable3 = document.getElementById("variety");
   
    switch(val)
	{
		case 1:
		    oTable0.style.display = "none";
		    oTable1.style.display = "block";
		    oTable2.style.display = "none";
		    oTable3.style.display = "none";
		break;
		
	    case 2:
	        oTable0.style.display = "none";
	        oTable1.style.display = "none";
		    oTable2.style.display = "block";
		    oTable3.style.display = "none";
		break;
		
		case 3:
		    oTable0.style.display = "none";
		    oTable1.style.display = "none";
		    oTable2.style.display = "none";
		    oTable3.style.display = "block";

		break;
		
    }
}