<!--
var Number = 5
var imgArray = new Array ("image_commn/column/ichioshi.gif","image_commn/column/gendai.gif","image_commn/column/mondai.gif","image_commn/column/meii.gif","image_commn/column/ijin.gif");
var linkArray = new Array ("","","","","");

var RandomNumber=Math.floor(Math.random()*Number);

var imgFile1 = imgArray[RandomNumber];
var linkURL1 = linkArray[RandomNumber];
var imgFile2 = imgArray[(RandomNumber+1)%Number];
var linkURL2 = linkArray[(RandomNumber+1)%Number];
var imgFile3 = imgArray[(RandomNumber+2)%Number];
var linkURL3 = linkArray[(RandomNumber+2)%Number];
var imgFile4 = imgArray[(RandomNumber+3)%Number];
var linkURL4 = linkArray[(RandomNumber+3)%Number];
var imgFile5 = imgArray[(RandomNumber+4)%Number];
var linkURL5 = linkArray[(RandomNumber+4)%Number];

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;
}
//-->