function changeIMG1(){

	imgPATH = new Array();

	
	// ‰æ‘œ‚̃pƒX
	imgPATH[0] = "images/pic_main_01.jpg";
	imgPATH[1] = "images/pic_main_02.jpg";
	imgPATH[2] = "images/pic_main_03.jpg";
	imgPATH[3] = "images/pic_main_04.jpg";
	imgPATH[4] = "images/pic_main_05.jpg";
	imgPATH[5] = "images/pic_main_06.jpg";
	imgPATH[6] = "images/pic_main_07.jpg";


n = Math.floor(Math.random()*imgPATH.length);
	document.write("<img src='"+imgPATH[n]+"' width='760' height='257' border='0' alt=''>");
}