walk = walk.getChildren(true)[0]; 
temp = walk.getChildren(true);  walk=temp[0]; 
	setDepths: function ()	{		if (this.mRoot != null)		{			// Walk the activity tree, setting depths			var walk =  this.mRoot;			var depth = 0;						var lookAt = new Array();			var depths = new Array();						while (walk != null)			{				// Check if the activity has children				if (walk.hasChildren(true))				{					// Look at its children later					lookAt[lookAt.length] = walk;					depths[depths.length] = (depth + 1);				}								walk.setDepth(depth);								// Walk the current level of the tree				walk = walk.getNextSibling(true);								// If there is not another sibling				if (walk == null)				{					// Look one level deeper					if (lookAt.length != 0)					{						// Remove the activity from the 'lookat' list						walk = lookAt[0];						delete lookAt[0];												// Remove the depth of the new activity from the 'depths' list						depth = depths[0];						delete depths[0];												// Start at the first child of the activity						// todo: check						walk = walk.getChildren(true)[0];					}				}			}		}	},
6251	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6251/e9a2948e4a3808d08f242c7ad447662b74695911/SeqActivityTree.js/clean/Modules/Scorm2004/scripts/adl2js/SeqActivityTree.js