Tweet Generator

I need to have a tweet generator page created using the Twitter Intent script. The layout would be: Field 1 [input text]: Enter text. Field 2 [input text]: Enter URL to include in tweet. Field 3: Character counter (fields 1 & 2) Field 4 [button]: Generate link Field 5 [output text]: Here's your link... ([login to view URL] +field1) Field 6 [button]: Click to copy Field 7 [link]: Click here for a preview I need to have a 140 character count limiter for Field 5, and the character counter (field 3). Here are two examples of existing pages that differ slightly from what I need, but show the basic idea: [login to view URL] [login to view URL]