Consider the following image definition:

<img id="logo" src="companylogo1.gif" height="12" width="12" >

Which of the following will change the image to "companylogo2.gif" when the page loads?

Which will detect which DOM element has the focus?

Which will detect if the browser supports a certain CSS property?

Correct way to resize an iframe based on content?

Which is not a correct way to empty the array a?

Which is the most secure and efficient way of declaring an array?

What is the purpose of while(1) in the following JSON response? while(1);[['u',[['smsSentFlag','false'],['hideInvitations','false'],['remindOnRespondedEventsOnly','true'],['hideInvitations_remindOnRespondedEventsOnly','false_true'],['Calendar ID stripped for privacy','false'],['smsVerifiedFlag','true']]]]

Which is the correct method to use, in order to know the name of both the Object and Object Class in JavaScript?

What's the output? rose found. index now at: 8

Which is correct values of variable, and why? VariableA = [6,8]; VariableB = [7,9]; variableC = variable + variable;