tagaroo 2

JavaScript - https://www.mysite.com/wp-admin/post.php?post=760&action=edit
Uncaught exception: TypeError: Cannot convert 'element' to object
Error thrown at line 296, column 1 in <anonymous function: cf.pageFrame>(element):
pos.width = element.clientWidth;
called from line 779, column 3 in <anonymous function: _bodyMouseMovedHandler>(e):
if (cf.pointInRect({ x: e.pageX, y: e.pageY }, cf.pageFrame(element)))
called from line 55, column 294 in <anonymous function: handle>(a):
i=i.handler.apply(this,arguments);
called via Function.prototype.apply() from line 49, column 569 in <anonymous function: o>():
    return typeof c!=="undefined"&&!c.event.triggered?c.event.handle.apply(o.elem,arguments):w