changing date format in javascript dynamically in userside

how to change date format dynamically in clientside开发者_如何学C using javascript..as i cant change it in serverside..say jsps..as these things meeds 2 b changed frequently.

i am using eclipse,j2ee,jscript

---

var now = new Date();

now.format("m/dd/yy");
// Returns, e.g., 6/09/07

• Here is very good article with example