// JavaScript Document

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];}
}

var p=0;

 function Change(p){

  document.zukai.src="../img_intro/kou"+p+"_3.gif";

}



var i=0;

 function Disp(i){

  pic="../img_intro/kou"+i+"_3.gif";

 document.zukai.src=pic;

}



function ShowImage1(){

 document.zukai.src="../img_intro/kou1_3.gif";

 document.kou1.src="../img_intro/kou1_2.gif";

}

function Restore1(){

 document.zukai.src="img/sp.gif"

 document.kou1.src="../img_intro/kou1.gif"

}



function ShowImage2(){

 document.zukai.src="../img_intro/kou2_3.gif";

 document.kou2.src="../img_intro/kou2_2.gif";

}

function Restore2(){

 document.zukai.src="img/sp.gif"

 document.kou2.src="../img_intro/kou2.gif"

}



function ShowImage3(){

 document.zukai.src="../img_intro/kou3_3.gif";

 document.kou3.src="../img_intro/kou3_2.gif";

}

function Restore3(){

 document.zukai.src="img/sp.gif"

 document.kou3.src="../img_intro/kou3.gif"

}



function ShowImage4(){

 document.zukai.src="../img_intro/kou4_3.gif";

 document.kou4.src="../img_intro/kou4_2.gif";

}

function Restore4(){

 document.zukai.src="img/sp.gif"

 document.kou4.src="../img_intro/kou4.gif"

}



function ShowImage5(){

 document.zukai.src="../img_intro/kou5_3.gif";

 document.kou5.src="../img_intro/kou5_2.gif";

}

function Restore5(){

 document.zukai.src="img/sp.gif"

 document.kou5.src="../img_intro/kou5.gif"

}