Magical JavaScript in Windows Command Prompt
mshta.exe "about:<hta:application id='hta'/><script>eval(hta.commandLine.match(/\/script(.+)/)[1].slice(37, -1));</script>" "alert("Hey man!");window.close();" mshta.exe "about:<hta:application id='hta'/><script>eval(hta.commandLine.match(/\/script(.+)/)[1].slice(37, -1));</script>" "alert("^&^(^)[]{}^^=;!'+,`~\"");window.close();"
Ampersand - & -, brackes - ( and ) - and cap - ^ - needs to be escaped by cap - ^ - in Windows 7 at least.
