rem: document.getElementById("img_"+id).src='../img/add.gif'; 
add: document.getElementById("img_"+id).src='../img/nolines_plus.gif'; 
context: function testResources(id,img){	if(document.getElementById(id).style.display=='block'){		document.getElementById(id).style.display='none';		document.getElementById("img_"+id).src='../img/add.gif';	}	else{		document.getElementById(id).style.display='block';		document.getElementById("img_"+id).src='../img/nolines_minus.gif';	}}
meta: 7863	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7863/f2593f21415a947f027387c282289b6304473ce9/dtree.js/buggy/main/newscorm/dtree.js