}); $("#heading").mouseup(function(){ ).show().fadeOut( 2000 ); . As shown in the below image, the second line is disappeared after clicking on the second line of the HTML document. thanks a lot! Attach an event handler for all elements which match the current selector, now and in the future. round This function is executed, when the left mouse button is pressed down, at the time while the mouse is over the HTML element. Unless explicitly stated otherwise, jQuery functions require primitive values where applicable, and do not accept their Object-wrapped forms.