jQuery slideToggle() Method:-
The jQuery slideToggle() method toggles between the slideDown() and slideUp() methods.If the elements have been slid down, slideToggle() will slide them up.
If the elements have been slid up, slideToggle() will slide them down.
$(selector).slideToggle(speed,callback);
The optional speed parameter can take the following values: "slow", "fast", milliseconds.The optional callback parameter is a function to be executed after the sliding completes.
The following example demonstrates the slideToggle() method:
Example
$("#flip").click(function(){
$("#panel").slideToggle();
});