Proibir selecionar conteudo de pagina.

<.script language=JavaScript>
 //script from www.argnet.tk
 function blockError(){return true;}
 window.onerror = blockError;
 </script>
 <script language=JavaScript>
 function disableselect(e)
 {
    return false
 }
 function reEnable()
 {
    return true
 }
 //if IE4+
 document.onselectstart=new Function ("return false")
 //if NS6
 if (window.sidebar)
 {
    document.onmousedown=disableselect
    document.onclick=reEnable
 }
 </script>

PROIBIR BOTÃO DIREITO
<.script>
function disableselect(e){
return false
}
function reEnable(){
return true
}
//if IE4+
document.onselectstart=new Function ("return false")
//if NS6
if (window.sidebar){
document.onmousedown=disableselect
document.onclick=reEnable
}
</script> <script>
function click() {
if (event.button==2||event.button==3) {
oncontextmenu='return false';
}
}
document.onmousedown=click
document.oncontextmenu = new Function("return false;")
</script>

 

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