function overThis(imgID) {
  document.getElementById(imgID).style.filter = 'alpha(opacity=100)';
  document.getElementById(imgID).style.opacity = 1;
  }

function outThis(imgID) {
  document.getElementById(imgID).style.filter = 'alpha(opacity=50)';
  document.getElementById(imgID).style.opacity = 0.5;
  }

function setCookie(name, value, expires, path, domain, secure) {
    document.cookie = name + "=" + escape (value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

function confirmAction(theMessage) {
    if (typeof(window.opera) != 'undefined') {
	return true;
    }
    var is_confirmed = confirm(theMessage);
    return is_confirmed;
}

function setLang(lang) {
	setCookie('PP_LANG', lang);
	location.reload();
}

function navigate(choice) { 
	var url = choice.options[choice.selectedIndex].value; 
	if (url) { 
		location.href = url; 
		} 
	}