function randomSort(list) {
	var c = list.length;
	var x;
	var o;
	for(vari=0;i<list.length;i++){
		x = Math.floor(Math.random()*c);
		o = list[x];
		c--;
		list[x] = list[c];
		list[c]= o;
		}
}

function getUpdateinUrl() {
	var strUrl = window.location;
	var objUrl = new String(strUrl);
	var arPath = objUrl.split("/");

	if (arPath.length<=6){
		var a = arPath[4];
		var ac = 20 + a;
		var UpYear = ac.slice(0, 4);
		var UpMonth = ac.slice(5, 6);
		var UpDay = ac.slice(7, 8);
		}
	if (arPath.length==8){
		var b = arPath[5];
		var bc = 20 + b;
		var UpYear = bc.slice(0, 4);
		var UpMonth = bc.slice(5, 6);
		var UpDay = bc.slice(7, 8);
		}
	UpMonth = UpMonth - 1;
	
	dd = new Date();
	dd.setFullYear(UpYear);
	dd.setMonth(UpMonth);
	dd.setDate(UpDay);
	
	td = new Date();
	td.setTime(td.getTime());
	
	ftdays = td - dd;
	calc = ftdays / 60 / 60 / 24 / 1000;
	return(calc);
}

function under_sGen() {
	var diff = getUpdateinUrl();
	var content = 	[
					];

	if((content.length>0)&&(diff>=7)){
		document.getElementById("under_s_all").style.display="block";
		document.getElementById("under_s_head").style.display="block";
		document.getElementById("under_s_line").style.display="block";
	}
		
		if(content.length==1){
			document.write('<dl class="link">');
			document.write('<dd class="yokoImg"><a href="'+content[0][2]+'?FM=forl_unders"><img src="'+content[0][0]+'" alt="" height="90" width="120" border="0" class="whiteBorder"></a></dd>');
			document.write('<dd class="read1"><a href="'+content[0][2]+'?FM=forl_unders" class="basic">'+content[0][1]+'</a></dd>');
			document.write('</dl>');
		}else if(content.length>=2){
			randomSort(content);
			for(l=0;l<2;l++){
				document.write('<dl class="link">');
				document.write('<dd class="yokoImg"><a href="'+content[l][2]+'?FM=forl_unders"><img src="'+content[l][0]+'" alt="" height="90" width="120" border="0" class="whiteBorder"></a></dd>');
				document.write('<dd class="read1"><a href="'+content[l][2]+'?FM=forl_unders" class="basic">'+content[l][1]+'</a></dd>');
				document.write('</dl>');
				}
		}
}