function initcopy(){
if (document.all){
	 document.oncontextmenu=mdown;	 
	 }
else { 
			window.captureEvents( Event.MOUSEUP|Event.MOUSEDOWN);
			window.onmousedown=mdown;
			}

}

function mdown(Ereignis){
if (document.all || Ereignis.which!=1)
return false;
}