I have been trying to apply user-select for both Opera 10.62 and IE9 without success. I can\'t/won\'t bind events with JavaScript that preventDefault()
Did you try using ::selection {color:currentColor;background:transparent}?
For Firefox you can use ::-moz-selection.
https://developer.mozilla.org/En/CSS/::selection
http://msdn.microsoft.com/en-us/library/ff974109(v=VS.85).aspx
http://reference.sitepoint.com/css/pseudoelement-selection