function yaunclick()
          {
		  alert("Please do not copy the material on this site!");
		  }
function noclick(scx)
          {
		  if (navigator.appName=="Netscape"&& scx.which==3)
		              {
					  yaunclick();
					  return false;
					  }
if(navigator.appVersion.indexOf("MSIE") !=-1 && event.button ==2)
                     {
					 yaunclick();
					 return false;
					 }
				  }
document.onmousedown=noclick