// JScript source code
function selectstart()
{   //½ûÖ¹µã»÷Êó±êÑ¡Ôñ
     if (event.srcElement.tagName != "INPUT" && event.srcElement.tagName != "TEXTAREA")
          return false; 
      else
          return true; 
}
function rf()
{//ÆÁ±ÎÓÒ¼ü²Ëµ¥
     if (event.srcElement.tagName!= "INPUT" && event.srcElement.tagName != "TEXTAREA")
         return false;
}
//document.oncontextmenu =rf;
//document.onselectstart=selectstart;

//window big
<!--
self.moveTo(0,0)
self.resizeTo(screen.availWidth,screen.availHeight)
//-->