function showSearch() {
  if(document.getElementById('searchForm').style.display == 'none') {
    document.getElementById('searchForm').style.display = 'block';
    document.getElementById('searchButton').className = 'searchButton visible';
  } else {
    document.getElementById('searchForm').style.display = 'none';
    document.getElementById('searchButton').className = 'searchButton hidden';
  }
}

function get_dimensions(){
	var fensterbreite = jQuery(window).width();
	var fensterhoehe = jQuery(window).height();

	var calcfsh = fensterhoehe-100;
	var calcfsb = fensterbreite-100;
	

 	jQuery('.scribd a.thickbox').each(function(){
			jQuery(this).attr('href', jQuery(this).attr('href')+"&height="+calcfsh+"&width="+calcfsb+"");
	});
	
	
	jQuery('.scribd a.thickbox').hover(
		function() {
			jQuery(this).css({'filter' : 'alpha(opacity=60)', '-moz-opacity' : '.60', 'opacity' : '.60'});
		},
		function() {
			jQuery(this).css({'filter' : 'alpha(opacity=99)', '-moz-opacity' : '.99', 'opacity' : '.99'});
		}
	);
}