jquery realizes that the div window disappears when the mouse clicks outside the div
Web page special effects display center Click on a blank space to specify the div to hide and disappear
The div with class="bigPic" is displayed Or a hidden div, in addition. case > ul > li is the parent element of class="bigPic"
$("body").bind("click",function(evt){
if($(evt.target).parents(".case > ul > li").length==0)
{
$('.bigPic').hide();
}
});