warning = 'All rights reserved by The Travel Library';
/*

if (document.all) {
	document.onmousedown=function() {if (event.button==2||event.button==3) alert(warning);};
} else {
	document.oncontextmenu=function() { alert(warning); return false;};
}
*/
function rightWarn(ev) {
	if (!ev) ev=window.event;
	if (ev.button==2||ev.button==3) alert(warning);
	return false;
}


function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

function setupImageRightClicks() {
	imgs=document.getElementsByTagName('img');
	if(imgs.length) {
		for (i=0;i<imgs.length;i++) {
			if (document.all) {
				imgs[i].onmousedown=function(ev){return rightWarn(ev)};
			} else {
				imgs[i].oncontextmenu=function(ev){return rightWarn({button:2})};
			}
		}
	}
}