document.observe('dom:loaded', function(){
	$('searchButton').observe('click', function(){
	   	var what = 'tpo';
	    var term = $F('searchpanelq');
	    if($('pb').checked)
	        what = 'pb';
		if($('hw').checked)
			what = 'hw';
    
		switch(what)
		{
			case 'pb':
				window.open('http://www.ncbi.nlm.nih.gov/sites/entrez?EntrezSystem2.PEntrez.Pubmed.Pubmed_SearchBar.Term=' + $F('searchpanelq'));
				break;
				
			case 'tpo':
				window.location = '/archief?q='+$F('searchpanelq');
				break;
				
			case 'hw':
				window.open('http://www.henw.org/archief?q='+$F('searchpanelq'));
				break;
		}
	})
});