<!--
var iValue = Math.random() * 4;
var rNumber = Math.ceil(iValue);
if(rNumber == 0){rNumber++};

var bgimg1="./common/titleimage_01_bg.jpg";
var bgimg2="./common/titleimage_01_bg.jpg";
var bgimg3="./common/titleimage_01_bg.jpg";
var bgimg4="./common/titleimage_01_bg.jpg";


if(_dom != "3") {
document.write('<style type="text/css">\n')
document.write('.pullupmenu { background-image:url(' + eval("bgimg" + rNumber) + '); }<\/style>');}

function display_image(){

var img1="<a href=\"./solution/index.php\"><img src=\"./common/titleimage_01.jpg\" width=\"760\" height=\"245\" alt=\"\" border=\"0\"><\/a>";
var img2="<a href=\"./solution/index.php\"><img src=\"./common/titleimage_01.jpg\" width=\"760\" height=\"245\" alt=\"\" border=\"0\"><\/a>";
var img3="<a href=\"./solution/index.php\"><img src=\"./common/titleimage_01.jpg\" width=\"760\" height=\"245\" alt=\"\" border=\"0\"><\/a>";
var img4="<a href=\"./solution/index.php\"><img src=\"./common/titleimage_01.jpg\" width=\"760\" height=\"245\" alt=\"\" border=\"0\"><\/a>";

    document.write(eval("img" + rNumber))
}
//-->