//-----------------------------------------------------
function check(num) {
	var oPic = new Array()
	for(var i=0; i<2; i++) {
		if (ie4) { oPic[i] = document.all("box_" + i) }
  		if (ns4) { oPic[i] = eval("document.page_nav.box_" + i) }
		if (dom) { oPic[i] = document.getElementById("box_" + i) }

		if (i == parseInt(num)) { oPic[i].src = "images/cast/box_checked.gif"; }
		else { oPic[i].src = "images/cast/box_unchecked.gif"; }
	}	
}
//---------------------------------------------------