What is the error in the statement: var charConvert = toCharCODE('X');?

Performance-wise, which is the fastest way of repeating a string in JavaScript?

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

What's the output?

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

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']]]]

Correct way to resize an iframe based on content?

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

Which will detect which DOM element has the focus?

Consider the following image definition: Which will change the image to 'companylogo2.gif' when the page loads?

Consider the following scenario: Image thumbnails are displayed on a page. Upon clicking a thumbnail, the image is displayed in its actual size. The thumbnails aren't clickable, unless they are completely downloaded. What event can be used to prevent the user from clicking on the thumbnails until they are completely downloaded?