var mxCellPath={PATH_SEPARATOR:".",create:function(a){var b="";if(null!=a)for(var c=a.getParent();null!=c;)b=c.getIndex(a)+mxCellPath.PATH_SEPARATOR+b,a=c,c=a.getParent();a=b.length;1<a&&(b=b.substring(0,a-1));return b},getParentPath:function(a){if(null!=a){var b=a.lastIndexOf(mxCellPath.PATH_SEPARATOR);if(0<=b)return a.substring(0,b);if(0<a.length)return""}return null},resolve:function(a,b){if(null!=b){b=b.split(mxCellPath.PATH_SEPARATOR);for(var c=0;c<b.length;c++)a=a.getChildAt(parseInt(b[c]))}return a},