function mOvr(src) { if (!src.contains(event.fromElement)) { src.bgColor = "#839180"; 
} } function mOut(src) { if (!src.contains(event.toElement)) { src.bgColor = ""; 
} } 

function checknum(p) 
{ 
if (p == "") 
{alert ("输入不能为空！"); 
  return false; 
} 
var l = p.length; 
var count=0; 
for(var i=0; i<l; i++) 
{ 
var digit = p.charAt(i); 
if(digit == "." ) 
{ 
  ++count; 
  if(count>1) 
  {alert ("输入类型必须为数字！"); 
   return false; 
  } 
  } 
else if(digit < "0" || digit > "9") 
  {alert ("输入类型必须为数字！"); 
   return false; 
  } 
  } 
return true; 
} 

function checkpass(p) 
{ 
  var Letters = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ" 
  for (i=0; i < p.length; i++) 
  { 
   var CheckChar = p.charAt(i); 
   CheckChar = CheckChar.toUpperCase(); 
   if (Letters.indexOf(CheckChar) == -1) 
   { 
    alert ("输入类型只能是字母和数字！"); 
    return false; 
   } 
  } 
  return true ;
} 


function checkchar() 
{ 
  var Letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" 
  for (i=0; i < document.form.aaa.value.length; i++) 
  { 
   var CheckChar = document.form.aaa.value.charAt(i); 
   CheckChar = CheckChar.toUpperCase(); 
   if (Letters.indexOf(CheckChar) == -1) 
   { 
    alert ("输入类型必须为英文！"); 
    return false; 
   } 
  } 
} 

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}