function printHeaderimgA1 () {
var NaviArray = new Array(
"<img src=\"image/top/img01.jpg\" border=\"0\" width=\"529\"  height=\"273\" border=\"0\" alt=\"\">", 
"<img src=\"image/top/img02.jpg\" border=\"0\" width=\"529\"  height=\"273\" border=\"0\" alt=\"\">", 
"<img src=\"image/top/img03.jpg\" border=\"0\" width=\"529\"  height=\"273\" border=\"0\" alt=\"\">"); 
var LinkWrite = NaviArray[Math.floor(Math.random()*3)];
document.write(LinkWrite);
}