js禁止刷新_屏蔽Alt+F4的代码


JavaScript #禁止刷新 #屏蔽2012-06-14 23:30
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> http://yige.org </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">

<mce:script language="javascript"><!--
   
//禁止用F5键   
function document.onkeydown()   
{   
	if(event.keyCode==116)   
	{   
		event.keyCode   =   0;   
		event.cancelBubble   =   true;   
		return false;   
	}   
}   

//禁止右键弹出菜单   
function document.oncontextmenu()   
{   
	return false;   
}   

//下面代码实现全屏显示   
function window.onload()
{   
	var Request = new Array();//保存参数   
	var s = location.search.substring(1);
	if(s && s!="")
	{   
		var list = s.split("&");   
		for(var i=0;i<list.length;i++)
		{   
			var pair = list[i].split("=");   
			if(pair[0]&&pair[0]!="") Request[unescape(pair[0])] = unescape(pair[1]);
		}   
	}
	var  fullscreen=Request["fullscreen"];   
	if(fullscreen!="yes")
	{   
		var file=self.location;   
		var a = window.open("about:blank","","fullscreen=yes");   
		self.opener=null;
		self.close();  
		a.location=file +"?fullscreen=yes";   
	}   
}   
// --></mce:script>

<mce:script language="Javascript"><!--
 
//屏蔽鼠标右键、Ctrl+N、Shift+F10、F11、F5刷新、退格键 
//Author: meizz(梅花雨) 2002-6-18 
function document.oncontextmenu(){event.returnValue=false;}//屏蔽鼠标右键 
function window.onhelp(){return false}	//屏蔽F1帮助 
function document.onkeydown() 
{ 
	if ((window.event.altKey)&& 
	((window.event.keyCode==37)|| //屏蔽 Alt+ 方向键 ← 
	(window.event.keyCode==39))) //屏蔽 Alt+ 方向键 → 
	{ 
		alert("不准你使用ALT+方向键前进或后退网页!"); 
		event.returnValue=false; 
	} 
	/* 注:这还不是真正地屏蔽 Alt+ 方向键, 
	因为 Alt+ 方向键弹出警告框时,按住 Alt 键不放, 
	用鼠标点掉警告框,这种屏蔽方法就失效了。以后若 
	有哪位高手有真正屏蔽 Alt 键的方法,请告知。*/ 
	if ((event.keyCode==8) || //屏蔽退格删除键 
	(event.keyCode==116)|| //屏蔽 F5 刷新键 
	(event.ctrlKey && event.keyCode==82)) //Ctrl + R 
	{ 
		event.keyCode=0; 
		event.returnValue=false; 
	} 
	if (event.keyCode==122){event.keyCode=0;event.returnValue=false;}	//屏蔽F11 
	if (event.ctrlKey && event.keyCode==78) event.returnValue=false;	//屏蔽 Ctrl+n 
	if (event.shiftKey && event.keyCode==121)event.returnValue=false;	//屏蔽 shift+F10 
	if (window.event.srcElement.tagName == "A" && window.event.shiftKey) window.event.returnValue = false;//屏蔽 shift 加鼠标左键新开一网页 
	if ((window.event.altKey)&&(window.event.keyCode==115))				//屏蔽Alt+F4 
	{ 
		window.showModelessDialog("about:blank","","dialogWidth:0px;dialogheight:0px"); //将关闭时间给了这个dialog
		return false; 
	} 
} 
// --></mce:script>

<mce:script type="text/javascript"><!--
	document.write( "屏幕宽度:"+screen.width+"px<br />" );
	document.write( "屏幕高度:"+screen.height+"px<br />" );
	document.write( "屏幕可用宽度:"+screen.availWidth+"px<br />" );
	document.write( "屏幕可用高度:"+screen.availHeight+"px" );
// --></mce:script>

 </HEAD>

 <BODY>
 <div id="bgDiv1">
 
 </div>
	<p>屏蔽鼠标右键、Ctrl+N、Shift+F10、Alt+F4、F11、F5刷新、退格键,但是无法禁止工具栏按钮的刷新</p>
	<a href="#" mce_href="#" onclick="window.close();">关闭当前按窗体</a>
	<input type="text">
	<br />
 </BODY>
</HTML>

相关文章

粤ICP备11097351号-1