Close tabs when something else is clicked

closetabs.js

var that = this;
var closeHandler = function(event){						
    if (!$(event.target).closest(that).length) {
       that.tabs('option', 'active', false);
       	var frame = $('.cms').find('iframe');	
		frame.each(function(index, iframe){
			$(iframe).contents().off('click', closeHandler);
		});										
       $(document).off('click', closeHandler);		
    };
}
this.tabs({
	beforeActivate:function(event, ui){
		var frame = $('.cms').find('iframe');						
					
		$(document).on('click', closeHandler);	
		//Make sure iframe click also closes tab							
		if(frame.length > 0){								
			frame.each(function(index, iframe){
				$(iframe).contents().on('click', closeHandler);
			});									
		}																				
	}	
});