// MM�֐�
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_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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function check() {
var f0 = document.forms[0];
if (f0.EMAIL2.value == "") {
alert("Please input an E-mail address for the confirmation.");
f0.EMAIL2.focus();
return false;
}

if (f0.EMAIL2.value != f0.EMAIL.value) {
alert("Please confirm an E-mail address.");
f0.EMAIL2.focus();
return false;
}
return true;
}



var rtime=10000;
var image= new Array();
image[0]='images/ph_top01.jpg';
image[1]='images/ph_top02.jpg';
image[2]='images/ph_top03.jpg';
image[3]='images/ph_top04.jpg';
image[4]='images/ph_top05.jpg';
image[5]='images/ph_top06.jpg';
function randimage(){
x=Math.floor(Math.random() * image.length);
imgframe.src=image[x];
t=setTimeout('randimage()',rtime);
}