Ok use the code
$("div.action").click (function(){
$("#content1").fadeToggle();
});
Working fiddle [FIDDLE][1] [1]: http://jsfiddle.net/3f9Le/1/
Here when The DIV having class action is clicked, you show ,content If its for first time ,else on 2nd time click hide ,Again on 3rd click show ,hide on 4th click,So sequence goes on.