Disable Copy Paste

1. Sign In to blogger.

2. Go to Layout

3. Add a Gadget > HTML/JavaScript

4. Copy the following code and paste it.

<!--Disable Copy And Paste-->
<script language='JavaScript1.2'>
function disableselect(e){
return false
}
function reEnable(){
return true
}
document.onselectstart=new Function ("return false")
if (window.sidebar){
document.onmousedown=disableselect
document.onclick=reEnable
}
</script>

5. Save. Refresh your blog and right click. done!

source: bloggerhacking