function disableEmailCopy(){

var targetA = document.getElementById('email');
var targetB = document.getElementById('email_verify');

if (!targetB || targetB =="") {
var targetB = "email_verify";
}

targetA.onkeydown = keyHit;
targetB.onkeydown = keyHit;

targetA.oncontextmenu= function() {return false};
targetB.oncontextmenu= function() {return false};
}

function keyHit(evt) {

var thisKey = (evt) ? evt.which : window.event.keyCode;

if(typeof(evt)=='undefined')
evt=window.event||window.Event;

if ((evt.ctrlKey) && ((thisKey == 67) || (thisKey == 99))) { return false }
if ((evt.ctrlKey) && ((thisKey == 86) || (thisKey == 118))) { return false }
}

window.onload = function() {
disableEmailCopy();
}