/*
based on Scott Andrew's event attacher (http://www.scottandrew.com/)
modified and extended by Riki 'Fczbkk' Fridrich (http://www.fczbkk.com/)

find actual version of this script at:
http://www.fczbkk.com/js/evt/
*/

evt = {

	// attach event
	add : function(obj, evType, fn, useCapture) {
		// Opera hack
		if (window.opera && (obj == window)) {
			obj = document;
		}
		
		if (obj.addEventListener){
			obj.addEventListener(evType, fn, useCapture);
			return true;
		} else if (obj.attachEvent){
			var r = obj.attachEvent("on"+evType, fn);
			return r;
		} else {
			return false;
		}
	},
	
	// remove event
	remove : function(obj, evType, fn, useCapture) {
		// Opera hack
		if (window.opera && (obj == window)) {
			obj = document;
		}
		
		if (obj.removeEventListener) {
			obj.removeEventListener(evType, fn, useCapture);
			return true;
		} else if (obj.detachEvent) {
			var r = obj.detachEvent("on"+evType, fn);
			return r;
		} else {
			return false;
		}
	},
	
	// fix for IE event model
	fix : function(e) {
		if (!e && window.event) e = window.event;
		if (!e.target) e.target = e.srcElement;
		
		// thanx to KKL2401 for preventDefault hack
		if (!e.preventDefault) e.preventDefault = function() {
			e.returnValue = false;
		}
		
		return e;
	}

}