function FullDialog(fileName)
{
	return SizeDialog(fileName,screen.width,screen.height);
}
function SizeDialog(fileName,str_dialogWidth,str_dialogHeight)
{ 	
    return window.showModalDialog(fileName,"shuxin",";dialogWidth:"+str_dialogWidth+"px;dialogHeight:"+str_dialogHeight+"px;center:1;scroll:0;help:0;status:0");
}
function ParasDialog(fileName,objParas,str_dialogWidth,str_dialogHeight)
{
	return window.showModalDialog(fileName,objParas,";dialogWidth:"+str_dialogWidth+"px;dialogHeight:"+str_dialogHeight+"px;center:1;scroll:0;help:0;status:0");
}
function ScrollDialog(fileName,str_dialogWidth,str_dialogHeight)
{ 	
    return window.showModalDialog(fileName,"shuxin",";dialogWidth:"+str_dialogWidth+"px;dialogHeight:"+str_dialogHeight+"px;center:1;scroll:1;help:0;status:0");
}
function SizeWin(fileName,window_width,window_height)
{ 
    var window_top = (screen.height-window_height)/2;
    var window_left = (screen.width-window_width)/2;
    newWindow=window.open(fileName,"shufu","height="+window_height+",width="+window_width+",left="+window_left+",top="+window_top+",resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
    newWindow.focus();
}
function NoSetWin(fileName,window_width,window_height)
{ 
    var window_top = (screen.height-window_height)/2;
    var window_left = (screen.width-window_width)/2;
    newWindow=window.open(fileName,"","height="+window_height+",width="+window_width+",left="+window_left+",top="+window_top+",resizable=no,scrollbars=no,status=no,toolbar=no,menubar=no,location=no");
    newWindow.focus();
}
function FullWin(fileName)
{ 
    newWindow=window.open(fileName,"","fullscreen,scrollbars");
    newWindow.focus();
}

//无提示地关闭窗体
function Close() 
{ 
 var ua=navigator.userAgent 
 var ie=navigator.appName=="Microsoft Internet Explorer"?true:false 
 if(ie) 
 { 
      var IEversion=parseFloat(ua.substring(ua.indexOf("MSIE ")+5,ua.indexOf(";",ua.indexOf("MSIE ")))) 
  if(IEversion< 5.5) 
  { 
   var str  = '<object id=noTipClose classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">' 
       str += '<param name="Command" value="Close"></object>'; 
       document.body.insertAdjacentHTML("beforeEnd", str); 
       document.all.noTipClose.Click(); 
  } 
      else 
  { 
       this.parent.window.opener =null; 
       this.parent.window.close(); 
      } 
   } 
 else 
 { 
  window.close() 
   } 
} 

/*
//屏蔽浏览器右上角“最小化”“最大化”“关闭”键
function window.onbeforeunload()
{
	if(event.clientX>360 && event.clientY<0||event.altKey)
	{
		window.event.returnValue="Click OK to EXIT System, or Click Cancel to leave!";
	}
}
*/

//屏蔽鼠标右键、Ctrl+N、Shift+F10、F11、F5刷新、退格键 
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 
     if((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:1px;dialogheight:1px"); 
      return false; 
  } 
} 

//无模式的提示框
function modelessAlert(Msg) 
{ 
   window.showModelessDialog("javascript:alert(\""+escape(Msg)+"\");window.close();","","status:no;resizable:no;help:no;dialogHeight:height:30px;dialogHeight:40px;"); 
}