// JavaScript Document
function num_check() {
	num = document.form.F_item_num.value;
	
	if(!DigitCheck(num)){
		alert("ご購入数は半角数値のみ入力してください");
		return false;
	}
	if((num < 0) || (num == "")){
		alert("ご購入数は半角数値のみ入力してください");
		return false;
	}
	if((num < 1)){
	alert("ご指定の数量では購入できません。");
	return false;
}

}
function num_check2() {
	num = document.form.F_item_total_num.value;
	
	if(!DigitCheck(num)){
		alert("ご購入数は半角数値のみ入力してください");
		return false;
	}
	if((num <= 0) || (num == "")){
		alert("ご購入数は半角数値のみ入力してください");
		return false;
	}

}
function DigitCheck(data)
{
   var c;
   for(i = 0; i < data.length; i++) {
      c = data.charAt( i );if("0123456789.".indexOf(c, 0) < 0) { return( false ); }}
   return( true );
}


function ts(){
document.write("<script src='https://www.tradesafe.jp/seal-nc.php?mid=TS000239&img=M1' ");
document.write("type='text/javascript' charset='UTF-8' ></script>");
}

function loging(){
document.write("<img src='http://www.yamabuki.co.jp/cgi/log/acc/acclog.cgi?");
document.write("referrer="+document.referrer+"&");
document.write("width="+screen.width+"&");
document.write("height="+screen.height+"&");
document.write("color="+screen.colorDepth+"'>"); 

var gaJsHost = (('https:' == document.location.protocol) ? 'https://ssl.' : 'http://www.');
document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
document.write("</script>"); 
document.write("<script type='text/javascript'>"); 
document.write("var pageTracker = _gat._getTracker('UA-5902784-1');");
document.write("pageTracker._trackPageview();");

}

function externalLinks() {   
if (!document.getElementsByTagName) return;   
var anchors = document.getElementsByTagName("a");   
for (var i=0; i<anchors.length; i++) {   
var anchor = anchors[i];   
if (anchor.getAttribute("href") &&   
anchor.getAttribute("rel") == "external")   
anchor.target = "_blank";   
}   
}   
window.onload=externalLinks;