Bookmarklet that opens the current page into Brad Frost's ish. viewport resizing tool (http://bradfrostweb.com/demo/ish/). Ish. is opened in a new tab.

ish-bookmarklet.js

Standard mode:
javascript:var current_location=document.URL; var load=window.open('http://bradfrostweb.com/demo/ish/?url='+encodeURIComponent(current_location));

Open in disco mode!
javascript:var current_location=document.URL; var load=window.open('http://bradfrostweb.com/demo/ish/?url='+encodeURIComponent(current_location)+'#disco');