function external_init() {
	var a;
	var f;
	var node;

	if(!document.getElementsByTagName) return;
	a = document.getElementsByTagName("a");
	for(i = 0; i < a.length; i++) {
		if(!a[i].getAttribute("href") || a[i].getAttribute("rel") != "external") continue;
		a[i].target = "_blank";
	}
	f = document.getElementsByTagName("form");
	for(i = 0; i < f.length; i++) {
		if(f[i].className != "external") continue;
		f[i].target = "_blank";
	}
}

function textLimiter(field, countfield, maxlimit) {
	if (field.value.length > maxlimit) {
		field.value = field.value.substring(0, maxlimit);
	} else if (countfield) {
		countfield.value = maxlimit - field.value.length;
	}
}



window.onload = external_init;