/*
 * Toogle information of publication info.
 */
function toggleInfo(articleid,info) {

    var entry = document.getElementById('pub_'+articleid);
    var abs = document.getElementById('abs_'+articleid);
    var rev = document.getElementById('rev_'+articleid);
    var bib = document.getElementById('bib_'+articleid);
    
    if (abs && info == 'abstract') {
        if (abs.className.indexOf('abstract') != -1) {
			abs.className.indexOf('noshow') == -1?abs.className = 'abstract noshow':abs.className = 'abstract';
        }
    } else if (rev && info == 'review') {
        if (rev.className.indexOf('review') != -1) {
			rev.className.indexOf('noshow') == -1?rev.className = 'review noshow':rev.className = 'review';
        }
    } else if (bib && info == 'bibtex') {
        if (bib.className.indexOf('bibtex') != -1) {
			bib.className.indexOf('noshow') == -1?bib.className = 'bibtex noshow':bib.className = 'bibtex';
        }       
    } else { 
        return;
    }

    // check if one or the other is available
    var revshow = false;
    var absshow = false;
    var bibshow = false;
    (abs && abs.className.indexOf('noshow') == -1) ? absshow = true : absshow = false;
    (rev && rev.className.indexOf('noshow') == -1) ? revshow = true : revshow = false;    
    (bib && bib.className == 'bibtex') ? bibshow = true : bibshow = false;
    
    // highlight original entry
    if(entry) {
        if (revshow || absshow || bibshow) {
			entry.className = 'bibEntry highlight show';
        } else {
			entry.className = 'bibEntry show';
        }       
    }
    
}