rem: tr.style.display="none"; 
add:  tr.hide(); 
context: 		function(mapLayer)		{			mapLayer.className = 'im_inactiveLayer';						var tr=mapLayer.getElementsByTagName('tr');			$A(tr).each(	                              function(tr)			       {            			if( new String(tr.id).search('layerControl_') != -1)            			   tr.style.display="none";            	                  }            	           );		}
meta: 6986	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6986/89c44cd74f750c14597ab0be12fc5a5a913a0982/im_layers.js/clean/web/intermap/scripts/im_layers.js