// Determine interesting layernames for IE

if (document.all)
{
	var index = 0;
	for (i=0;i<document.all.length;i++)
	{
		if (document.all[i].id)
		{
			if (document.all[i].id.search(/secdiv/) != -1)
			{
				layernamesSec[index++] = document.all[i].id;
				
			}
			if (document.all[i].id.search(/thirddiv/) != -1)
			{
				layernamesThird[index++] = document.all[i].id;
			}
			if (document.all[i].id.search(/forthdiv/) != -1)
			{
				layernamesForth[index++] = document.all[i].id;
			}
		}
	}
}

hideALLnavSec();
hideALLnavThird();
hideALLnavForth();