00100 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Condensed Consolidated Statements Of Operations link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Condensed Consolidated Statements Of Comprehensive (Loss) Income link:presentationLink link:calculationLink link:definitionLink 00400 - Statement - Condensed Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 40401 - Disclosure - Computation Of Net (Loss) Income Per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 40601 - Disclosure - Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 40701 - Disclosure - Inventory (Details) link:presentationLink link:calculationLink link:definitionLink 00090 - Document - Document And Entity Information link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Description Of The Business And Basis Of Presentation link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Restatement Of Fiscal 2010 Condensed Consolidated Financial Statements link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Computation Of Net (Loss) Income Per Common Share link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Accounts Receivable link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Inventory link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Product Warranty link:presentationLink link:calculationLink link:definitionLink 10901 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 11001 - Disclosure - Commitments And Contingencies link:presentationLink link:calculationLink link:definitionLink 11101 - Disclosure - Equity Investments link:presentationLink link:calculationLink link:definitionLink 11201 - Disclosure - Business Segments link:presentationLink link:calculationLink link:definitionLink 11301 - Disclosure - Planned Acquisition Of "The Switch" link:presentationLink link:calculationLink link:definitionLink 11401 - Disclosure - Chief Executive Officer Transition link:presentationLink link:calculationLink link:definitionLink 11501 - Disclosure - Recent Accounting Pronouncements link:presentationLink link:calculationLink link:definitionLink 11601 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 21502 - Disclosure - Recent Accounting Pronouncements (Policy) link:presentationLink link:calculationLink link:definitionLink 30303 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 30403 - Disclosure - Computation Of Net (Loss) Income Per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 30503 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 30601 - Disclosure - Accounts Receivable (Tables) link:presentationLink link:calculationLink link:definitionLink 30701 - Disclosure - Inventory (Tables) link:presentationLink link:calculationLink link:definitionLink 30801 - Disclosure - Product Warranty (Tables) link:presentationLink link:calculationLink link:definitionLink 31101 - Disclosure - Equity Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 31201 - Disclosure - Business Segments (Tables) link:presentationLink link:calculationLink link:definitionLink 40101 - Disclosure - Description Of The Business And Basis Of Presentation (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40301 - Disclosure - Stock-Based Compensation (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40302 - Disclosure - Stock-Based Compensation (Employee Stock-Based Compensation Expenses Included In Consolidated Statements Of Income) (Details) link:presentationLink link:calculationLink link:definitionLink 40303 - Disclosure - Stock-Based Compensation (Schedule Of Weighted-Average Assumptions Used In The Black-Scholes Valuation Model For Stock Options Granted) (Details) link:presentationLink link:calculationLink link:definitionLink 40501 - Disclosure - Fair Value Measurements (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - Product Warranty (Details) link:presentationLink link:calculationLink link:definitionLink 40901 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 41001 - Disclosure - Commitments And Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 41101 - Disclosure - Equity Investments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41102 - Disclosure - Equity Investments (Schedule Of Net Investment Activity) (Details) link:presentationLink link:calculationLink link:definitionLink 41201 - Disclosure - Business Segments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41202 - Disclosure - Business Segments (Schedule Of Business Segments Operating Results) (Details) link:presentationLink link:calculationLink link:definitionLink 41203 - Disclosure - Business Segments (Schedule Of Business Segments Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 41204 - Disclosure - Business Segments (Customers Who Represented 10% Or More Of The Company's Total Revenues) (Details) link:presentationLink link:calculationLink link:definitionLink 41301 - Disclosure - Planned Acquisition Of "The Switch" (Details) link:presentationLink link:calculationLink link:definitionLink 41401 - Disclosure - Chief Executive Officer Transition (Details) link:presentationLink link:calculationLink link:definitionLink 41601 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink