Tip: execute ad-hoc JavaScript through eval function

You may know how to use Execute statement to run ad-hoc SQL. (http://msdn2.microsoft.com/en-us/library/ms188332.aspx)

Today I got its counterpart in Javascript: eval function
(http://msdn2.microsoft.com/en-us/library/12k71sw7.aspx)

example:

eval("var mydate = new Date();");