/*
www.shedu.com.cn 
write by xcc 
2004/4/21 10:34
*/

function Text(){
  var berr=false;
  if (!(event.keyCode==45 || event.keyCode==95 || (event.keyCode>=48 && event.keyCode<=57) || (event.keyCode>=65 && event.keyCode<=90) || (event.keyCode>=97 && event.keyCode<=122))) berr=true;
  return !berr;
}

function Pass(){
  var berr=false;
  if (!((event.keyCode>=35 && event.keyCode<=37) || event.keyCode==40 || event.keyCode==42 || (event.keyCode>=44 && event.keyCode<=60) || event.keyCode==62 || (event.keyCode>=64 && event.keyCode<=95) || (event.keyCode>=97 && event.keyCode<=123) || event.keyCode==125 || event.keyCode==126)) berr=true;
  return !berr;
}

function Num(){
  var berr=false;
  if (!(event.keyCode>=48 && event.keyCode<=57)) berr=true;
  return !berr;
}

function TreeBar(){
  if (Point.innerText==3){
    Point.innerText=4
    document.all("frmTitle").style.display="none"
  } else {
    Point.innerText=3
    document.all("frmTitle").style.display=""
  }
}

function openwin(theU,theN,W,H,X,Y){
  if (theU==null) theU="about:blank";
  if (theN==null) var Win = window.open(theU,'_top');
  else {
    if (X==null) X=Math.ceil( (window.screen.width-W) / 2 )
    if (Y==null) Y=Math.ceil( (window.screen.height-H) / 2 )
    var Win = window.open(theU,theN,'toolbar=0,location=0,directories=0,status=0,menubar=0,width='+W+',height='+H);
    Win.resizeTo( Math.ceil( W ) , Math.ceil( H ) )
    Win.moveTo  ( Math.ceil( X ) , Math.ceil( Y ) )
  }
  Win.focus();
}

function mout(menu){
  menu.style.background='#fffff9';
}
function mover(menu){
  menu.style.background='#F9F9F0';
}

function openLookWindow(fileName,w,h){
	
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0; 
	TopPosition = 40; 
	openwindow=window.open(fileName,'','scrollbars=yes,resizable=yes,width='+w+',height='+h);
	//openwindow.resizeTo(w,h); 
	openwindow.moveTo(LeftPosition,TopPosition); 
}
function videoWindow(fileName,w,h){
	kou=showModelessDialog(fileName,'','dialogHeight=360px;dialogWidth=360px') 
}


function pagebar(td,img)
{
	if (td.style.display=="") 
	{	img.src="images/arrow_09.gif";
		img.alt="ÉìÕ¹";
		td.style.display="none";
	}
	else
	{	img.src="images/arrow_07.gif";
		img.alt="ÊÕËõ";
		td.style.display="";
	}
}