function rollOver(obj,val) { 
	obj.src = val;
}
function chgImg(obj,val) {
	obj.src = "img/btn_" + val + ".gif";
}
function cmchg(obj,val) {
	obj.src = "/common/btn_" + val + ".gif";
}
function newsWin(files){
	newsimg=window.open(files,"news","width=800,height=700,resizable=yes,toolbar=no,location=no,");
	newsimg.focus();
	void(0);
	}
function newsWin2(files,yoko,tate){
	var winstyle;
	winstyle = "width=" + yoko + ",height=" + tate + ",resizable=yes,toolbar=no,location=no";
	newsimgs=window.open(files,"",winstyle);
	newsimgs.focus();
	void(0);
	}