var eventUtil = {
				 addHandler : function(element,type,handler){
				                        if(element.addEventListener){
				                              	element.addEventListener(type, handler, false);
				                              }
								    else if(element.attachEvent){
											element.attachEvent('on'+type, handler);
										}
								    else {element['on'+type] = handler; }
								},                                                 // pozor jednotlive metody su oddelene ciarkou
				 removeHandler : function(element, type, handler){
				                        if(element.removeEventListener){
				                              	element.removeEventListener(type, handler, false);
				                              }
				                        else if(element.detachEvent){
				                                 	element.detachEvent('on'+type, handler);
										}
								    else {element['on'+type] = null; }
								},
				  getEvent : function(event){
				                        return event ? event : window.event;
				                    },
				  getTarget : function(event){
            						    return event.target || event.srcElement;
				                    },
				  preventDefault : function(event){
				                        if(event.preventDefault){
				                              	event.preventDefault();
										}
								    else { event.returnValue = false; }
								},
				  stopPropagation : function(event){
				                        if(event.stopPropagation){
				                              	event.stopPropagation();
				                              }
								    else { event.cancelBubble = true; }
								}
			};