Disable Text Select javascript

We can disable text selection in our website using this script .just put this script in head tag.

   

 <script type="text/JavaScript">

function disableselect(e){
return false
}
function reEnable(){
return true
}

document.onselectstart = new Function("return false")

if (window.sidebar){
document.onmousedown=disableselect
document.onclick = reEnable

document.onkeydown = disableselect
document.onkeyup = reEnable
}



</script>