function addEvent(obj, type, fn) {
   if (obj.addEventListener) {
   obj.addEventListener(type, fn, false);
} else if (obj.attachEvent) {
      obj["e"+type+fn] = fn;
      obj[type+fn] = function() {obj["e"+type+fn](window.event); }
      obj.attachEvent("on"+type, obj[type+fn]);
   }
}
	
function r1(e) {	
   var el;			
   if(window.event && window.event.srcElement) { el = window.event.srcElement; }
   if(e && e.target) { el = e.target; }
   if(!el) { return;	}	
   window.open('zdjecia/01.jpg','','width=820,height=620');
   (e.preventDefault) ? e.preventDefault() : (e.returnValue = false);
}
		
function r2(e) {	
   var el;			
   if(window.event && window.event.srcElement) { el = window.event.srcElement; }
   if(e && e.target) { el = e.target; }
   if(!el) { return;	}	
   window.open('zdjecia/02.jpg','','width=820,height=620');
   (e.preventDefault) ? e.preventDefault() : (e.returnValue = false);
}

function r3(e) {	
   var el;			
   if(window.event && window.event.srcElement) { el = window.event.srcElement; }
   if(e && e.target) { el = e.target; }
   if(!el) { return;	}	
   window.open('zdjecia/03.jpg','','width=820,height=620');
   (e.preventDefault) ? e.preventDefault() : (e.returnValue = false);
}

function r4(e) {	
   var el;			
   if(window.event && window.event.srcElement) { el = window.event.srcElement; }
   if(e && e.target) { el = e.target; }
   if(!el) { return;	}	
   window.open('zdjecia/04.jpg','','width=820,height=620');
   (e.preventDefault) ? e.preventDefault() : (e.returnValue = false);
}

function r5(e) {	
   var el;			
   if(window.event && window.event.srcElement) { el = window.event.srcElement; }
   if(e && e.target) { el = e.target; }
   if(!el) { return;	}	
   window.open('zdjecia/budynek.jpg','','width=660,height=500');
   (e.preventDefault) ? e.preventDefault() : (e.returnValue = false);
}

function addAllEvents() {
   addEvent(document.getElementById("img1"), "click", r1);
   addEvent(document.getElementById("img2"), "click", r2);
   addEvent(document.getElementById("img3"), "click", r3);
   addEvent(document.getElementById("img4"), "click", r4);
   addEvent(document.getElementById("img5"), "click", r5);
}

addEvent(window,"load",addAllEvents);