function rf(){ 
	return false; 
} 
function keydown(){ 
	if(event.ctrlKey ==true || event.keyCode ==93 || event.shiftKey ==true){ 
		return false; 
	} 
} 

function drag(){ 
	return false;
}

document.oncontextmenu = rf;
document.onkeydown = keydown; 
document.ondragstart = drag;


function openwin(bookid){
	var url = "../article/book.php?bookid=";
	var sta = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=790,height=540";
	if(bookid >= 1){
		url = url + bookid;
		var ViewWin = window.open(url,"ViewWin",sta);
		ViewWin.moveTo(0,0);
		ViewWin.window.focus();
	}
}