function checkform() {
	var errstr = "";
	var strkeywords;
	var arrkeywords;
	
	// Het is geen verplicht veld meer
	//errstr = errstr + checktextfield(document.keywords.keywords, "de trefwoorden");
	
	strkeywords = document.keywords.otherwords.value;
	if (strkeywords.indexOf(" ") != -1) {
		arrkeywords = strkeywords.split(" ");
		for (idx = 0; idx < arrkeywords.length; idx++) {
			if (arrkeywords[idx].length <= 2) {
				errstr = errstr + "Voer alleen woorden in bestaande uit meer dan 2 karakters.\n";
				break;
			}
		}
	}else{
		if (strkeywords.length  > 0 && strkeywords.length <= 2) {
			errstr = errstr + "Voer alleen woorden in bestaande uit meer dan 2 karakters.\n";
		}
	}
	
	if (errstr.length > 0) {
		alert(errstr);
		return false;
	}
	
	return true;
}

function selectKeywords() {
	messageWindow("keywordsselect.php", "no");
}

function getFieldValue(fieldname) {
	return document.keywords[fieldname].value;
}

function setFieldValue(fieldname, value) {
	document.keywords[fieldname].value = value;
	if (fieldname == "keywords") {
		document.keywords.strKeywords.value = value.replace(/;/g, " ");
	}
}