133 			var nonblock_pass = function(e, e_name){  argument
135 				var element_below = document.elementFromPoint(e.clientX, e.clientY);
143 						dom_event.call(nonblock_last_elem.get(0), "mouseleave", e.originalEvent);
144 						dom_event.call(nonblock_last_elem.get(0), "mouseout", e.originalEvent);
146 					dom_event.call(element_below, "mouseenter", e.originalEvent);
147 					dom_event.call(element_below, "mouseover", e.originalEvent);
149 				dom_event.call(element_below, e_name, e.originalEvent);
163 				"mouseenter": function(e){  argument
164 					if (opts.nonblock) e.stopPropagation();
181 				"mouseleave": function(e){  argument
182 					if (opts.nonblock) e.stopPropagation();
197 				"mouseover": function(e){  argument
198 					if (opts.nonblock) e.stopPropagation();
200 				"mouseout": function(e){  argument
201 					if (opts.nonblock) e.stopPropagation();
203 				"mousemove": function(e){  argument
205 						e.stopPropagation();
206 						nonblock_pass(e, "onmousemove");
209 				"mousedown": function(e){  argument
211 						e.stopPropagation();
212 						e.preventDefault();
213 						nonblock_pass(e, "onmousedown");
216 				"mouseup": function(e){  argument
218 						e.stopPropagation();
219 						e.preventDefault();
220 						nonblock_pass(e, "onmouseup");
223 				"click": function(e){  argument
225 						e.stopPropagation();
226 						nonblock_pass(e, "onclick");
229 				"dblclick": function(e){  argument
231 						e.stopPropagation();
232 						nonblock_pass(e, "ondblclick");
821 	var dom_event = function(e, orig_e){  argument
823 		e = e.toLowerCase();
826 			e = e.replace(re_on, '');
827 			if (e.match(re_mouse_events)) {
833 					e, orig_e.bubbles, orig_e.cancelable, orig_e.view, orig_e.detail,
837 			} else if (e.match(re_ui_events)) {
839 				event_object.initUIEvent(e, orig_e.bubbles, orig_e.cancelable, orig_e.view, orig_e.detail);
840 			} else if (e.match(re_html_events)) {
842 				event_object.initEvent(e, orig_e.bubbles, orig_e.cancelable);
848 			if (!e.match(re_on)) e = "on"+e;
850 			this.fireEvent(e, event_object);