ImgOB = new Array();
		ImgOB[0] = "/front/images/header_img01.jpg";
		ImgOB[1] = "/front/images/header_img02.jpg";
		ImgOB[2] = "/front/images/header_img03.jpg";
		ImgOB[3] = "/front/images/header_img04.jpg";


function RandomImg() {
	var i = 0;
	i = Math.round(Math.random() * (ImgOB.length - 1));
	
	document.write('<img src="'+ImgOB[i]+'" alt="パフの若者就職応援ページ" width="454" height="180" border="0">');

}