HTML Checking for Large Sites
Rocket Validator automatically checks your pages on the W3C Validator.
HTML issues tagged as image maps.
Links created with the <a> element no longer accept a shape attribute. In order to define image maps, use the <area> element instead.
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Still checking your large sites one page at a time?
Save time using our automated web checker. Let our crawler check your web pages on the W3C Validator.