function selectLanguage() {
	var lang = document.getElementById('languageselect');
	if(lang && lang.value) {
		var toLang = lang.value;
		window.location="/kuvapankki/index.php?lang=" + toLang + "";
	}
}

function setCookie(cookieName,cookieValue,nDays) {
 	if (nDays == null || nDays == 0)
	{
		document.cookie = cookieName+"="+escape(cookieValue);
		return;
	}
	
	var today = new Date();
 	var expire = new Date();

	expire.setTime(today.getTime() + 3600000*24*nDays);
	document.cookie = cookieName+"="+escape(cookieValue) + ";expires="+expire.toGMTString();
}

function getCookie(cookieName)
{
	var start = document.cookie.indexOf( cookieName + "=" );
	var len = start + cookieName.length + 1;
	if ( ( !start ) && ( cookieName != document.cookie.substring( 0, cookieName.length ) ) )
	{
		return "";
	}

	if ( start == -1 )
	{
		return "";
	}
	
	var end = document.cookie.indexOf( ";", len );
	
	if ( end == -1 )
	{
		end = document.cookie.length;
	}
	return unescape( document.cookie.substring( len, end ) );
}

function getElementsByName_iefix(tag, name) {
     var elem = document.getElementsByTagName(tag);
     var arr = new Array();
     for(i = 0,iarr = 0; i < elem.length; i++) {
          att = elem[i].getAttribute("name");
          if(att == name) {
               arr[iarr] = elem[i];
               iarr++;
          }
     }
     return arr;
}