Answers for "check if visible elements has changed jquery"

check if element is visible jquery

.is(':visible')
//Selects all elements that are visible.

if($('#Div').is(':visible')){
	// add whatever code you want to run here.
}

$('#yourDiv:visible').callYourFunction();

jquery if is visible

$('.eipC:visible').length 

//or

$('.eipC').is(':visible').length