//外部リンク _blank
function targetBlank(){
	var aElms;
	var i;
	aElms =	document.getElementsByTagName('a');
	if(aElms.length == 0){
		return;
	}
	for(i = 0; i < aElms.length; i++ ){
		if(aElms[i].className == 'targetBlank'){
			aElms[i].target = "_blank";
			//aElms[i].onclick = function(){alert(aElms[i].href);}
		}
	}
	aElms =	document.getElementsByTagName('area');
	if(aElms.length == 0){
		return;
	}
	for(i = 0; i < aElms.length; i++ ){
		if(aElms[i].className == 'targetBlank'){
			aElms[i].target = "_blank";
			//aElms[i].onclick = function(){alert(aElms[i].href);}
		}
	}
}
function windowonload(){
	targetBlank();
}