alert() selected copy
HTML
<p class="selectable">Select to show selected text in an alert window.</p>
JavaScript
function getSelectionText() {
var text = "";
if (window.getSelection) {
text = window.getSelection().toString();
} else if (document.selection && document.selection.type != "Control") {
text = document.selection.createRange().text;
}
return text;
}
$(document).ready(function (){
$('.selectable').mouseup(function (e){
alert(getSelectionText())
})
});