function search_box(){
	if (document.searchform.search.value == " SEARCH") {
		document.searchform.search.value='';
	}
	document.searchform.search.style.color='#333';
}

function LinkSelect(form, sel) {
   location.href = sel.options[sel.selectedIndex].value;
}

// ref: http://web-graphics.com/mtarchive/001659.php
function backToTop() {
	var x1 = x2 = x3 = 0;
	var y1 = y2 = y3 = 0;
	if (document.documentElement) {
		x1 = document.documentElement.scrollLeft || 0;
		y1 = document.documentElement.scrollTop || 0;
	}
	if (document.body) {
		x2 = document.body.scrollLeft || 0;
		y2 = document.body.scrollTop || 0;
	}
	x3 = window.scrollX || 0;
	y3 = window.scrollY || 0;
	var x = Math.max(x1, Math.max(x2, x3));
	var y = Math.max(y1, Math.max(y2, y3));
	window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));
	if (x > 0 || y > 0) {
		window.setTimeout("backToTop()", 25);
	}
}

// ref: http://tcervo.com/index.php?p=18
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;