function setUnselectable()
 {
   document.body.setAttribute('unselectable','on');
	if(document.body.all.length > 0)
	for(var i = 0 ; i < document.body.all.length ; i++)
	{
          if(document.body.all[i].tagName != 'INPUT')
          document.body.all[i].setAttribute('unselectable','on');
    }
 }
 //onload="setUnselectable()"




function click()
 {
  document.onmousedown=click;
  if (event.button==2)
   {
     alert('»¶Ó­·ÃÎÊíÂÆÔ»§ÍâÍØÕ¹ \n\r    www.Leap517.com');
   }
 }