function checkSuche(){
	if(document.luceneForm.lucene.value==''){
		document.luceneForm.lucene.className='suchInput';
		document.luceneForm.lucene.value='Suche';
	} else 	
		document.luceneForm.submit()
}

function checkSuche2(){
	if(document.suchForm.lucene.value!='')
		document.suchForm.submit();
}